9 Best Reddit Sentiment Analysis Tools in 2026, Ranked and Priced

Quick Answer: The best Reddit sentiment analysis tools in 2026 are BrandMentions (real-time sentiment monitoring), Brand24 (transparent pricing plus AI-citation reporting), Brandwatch (enterprise research), along with Sprout Social, Syften, Octolens, Grabbit, F5Bot.

Three facts decide most purchases: for several cross-platform tools, real-time Reddit collection is available only on higher-priced tiers (Brand24's entry plan updates every 12 hours, BrandMentions collects daily on Starter, and real time starts at $399/mo annual on both, while Brandwatch reports roughly 89% of Reddit content arriving within three hours); none of the vendors reviewed here publishes a Reddit-specific sarcasm benchmark that enables a like-for-like product comparison, so buy the tool that finds the comment and lets you audit the label; and free tools either collect or classify, never both.

The 9 best Reddit sentiment analysis tools in 2026

1. BrandMentions - best for real-time sentiment tracking that puts Reddit posts, comments and discussion threads in the same stream as news, blogs, forums and social.
2. Brand24 - best for transparent mid-market pricing plus documented AI-citation source reporting.
3. Brandwatch - best for enterprise Reddit research, emotion analysis and subreddit-level querying.
4. Sprout Social - best for teams already operating inside a social management suite.
5. Syften - best for founder-led sales and sub-minute Reddit alerts.
6. Octolens - best for developer-led, programmable monitoring via API, webhooks and MCP.
7. Grabbit - best Reddit-native option for discovery and triage, with sentiment separated from buying intent.
8. F5Bot - best free Reddit collection baseline, restricted to personal use.
9. VADER - best free, inspectable classification component; it scores data you already hold and collects nothing.

Methodology note: Every price, limit and latency figure below was taken from vendor pricing pages, help centers, technical documentation and public product changelogs, plus peer-reviewed sarcasm research. Where a vendor publishes no number, this guide says so instead of estimating.

Disclosure: This guide is published by BrandMentions, and BrandMentions is one of the tools compared. I have left that relationship visible on purpose, along with the specific conditions under which you should buy the tool that best fits your needs.

Reddit sentiment analysis tools compared: price, best reason to buy, honest limitation

All prices are USD. Annual figures are monthly equivalents on an annual commitment, not month-to-month rates.

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Table: Rank, Tool, Category, Published entry price

Rank	Tool	Category	Published entry price	Strongest buying reason	Honest limitation
1	BrandMentions	Overall social listening & brand  monitoring	$79/mo annual ($99/mo billed quarterly)	Reddit threads captured beside news, blogs, forums and social in one alert stream	Real-time collection starts on the $399/mo annual Expert tier, and API access sits in Enterprise
2	Brand24	Cross-platform monitoring	$199/mo annual ($249 month-to-month)	Fully published pricing plus documented AI-citation source reporting	Entry plan updates every 12 hours; real time begins at $399/mo annual
3	Brandwatch	Enterprise research	Custom quote	Research workflows, emotion analysis, subreddit filtering, API and export access	Reddit feed changed August 28, 2026, with no guarantee of complete subreddit coverage
4	Sprout Social	Management suite plus Listening add-on	$199/seat/mo annual base, Listening quoted separately	Real-time Reddit updates inside a publishing and engagement workflow	Reddit Smart Inbox messages cannot be exported to CSV, PDF, email or third-party CRMs
5	Syften	Reddit-native alerting	$29.95/mo	Target delivery under one minute with AI relevance filtering you can audit	No aggregate sentiment dashboard or trend reporting
6	Octolens	Community monitoring	$159/mo annual (Pro)	API, webhooks and MCP on published plans, unlimited seats	Pro refreshes hourly; real time requires Scale from $499/mo annual
7	Grabbit	Reddit-native platform	$149/mo billed monthly	Sentiment, buying intent and thread-level investigation in one view	Live thread retrieval documented at up to 100 comments
8	F5Bot	Free alerting	Free; Silver $9.99/mo; Gold $49.99/mo	Zero-cost keyword capture across Reddit, Hacker News and Lobsters	Free tier is personal use only: 5 keywords, 20 alerts per day, 7 days of match history
9	VADER	Open-source library	Free (MIT license)	Fully inspectable scoring with published decision thresholds	No collection, no alerting, no Reddit access of any kind

For the plan-by-plan cadence ladder, see which Reddit sentiment analysis tools offer real-time alerts in the FAQ.

What is Reddit sentiment analysis, and how does it differ from mention tracking?

Reddit sentiment analysis is the automated classification of the attitude expressed in Reddit posts and comments toward a specific brand, product or topic. Mention tracking retrieves matching content; sentiment analysis interprets it.

That distinction is not academic. It decides what you buy.

"AcmeCloud kept crashing, so I moved to BrightBox" is one comment with two opposite attitudes inside it. A single label for the whole comment is useless to both companies, and a tool that returns one label per mention will hand you that uselessness at scale.

Keep three questions separate when you evaluate anything in this category, and understand how sentiment analysis works before you interpret a single chart.

Table: Question, What the tool must actually do

Question	What the tool must actually do
Did someone mention us?	Retrieve and match the entity, including in comments
What attitude did they express toward us specifically?	Target-specific, not document-level, sentiment
What should a human do about it now?	Intent, urgency, routing and review

My recommendation: store sentiment and intent as separate fields. A flat, neutral "anyone got an alternative to X?" often deserves a faster commercial response than three paragraphs of praise.

The tools, reviewed

Every tool below follows the identical six-part structure so you can compare them line by line, and each section opens with the same three-part micro-summary: best for, entry price, and the tier where real-time Reddit collection starts.

1. BrandMentions: Best for Real-Time Reddit Sentiment Analysis

Best for: real-time cross-platform mention tracking that includes Reddit. Entry price: $79/mo billed annually. Reddit real-time: Expert tier at $399/mo annual.

BrandMentions monitors Reddit posts, comments and discussion threads inside the same real-time mention stream as news, blogs, forums and other social sources, and tags each Reddit mention with positive, negative or neutral sentiment.

BrandMentions treats Reddit as one first-class source inside a single mention stream rather than as a separate product, which is exactly the right shape when Reddit is one of several places your reputation moves.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	$79/mo billed annually, $99/mo billed quarterly
Entry allowance	5 keywords, 5,000 mentions/mo, 1 user, daily updates, AI sentiment
Real-time tier	Expert: 50 keywords, 75,000 mentions/mo, 10 users, real-time updates, multilingual AI sentiment
Collection cadence	Daily on Starter, hourly on Pro, real time on Expert and Enterprise
History	30 days on Starter, Pro and Expert; up to 10 years on Enterprise
Exports and API	Data exports across plans; API and full historical data on Enterprise

Reddit coverage and data access

Its help center identifies Reddit posts, comments and discussion threads as mention types, alongside news articles, blogs, forums and other social content. That supports the cross-platform positioning without proving exhaustive Reddit collection, so ask for the oldest retrievable comment matching your real query during the trial. Niche or low-activity communities are where cross-platform crawlers thin out first.

Sentiment and sarcasm handling

Sentiment is assigned per mention as positive, negative or neutral, using the surrounding text as context, with configurable sentiment keywords you can tune for your own vocabulary. Sarcastic praise may be scored positive or neutral. And, I might be subjective but I would rather buy from a vendor who prints that than one who implies the problem is solved.

Alerting and thread context

Real-time collection is the reason this sits at the top for cross-platform work: a climbing Reddit thread lands in the same alert stream as a news pickup, so a small team triages by severity instead of by platform. Capturing discussion-thread content is not the same as proving that every nested reply reaches the classifier. Verify that specific distinction with a reply that never repeats your keyword.

Exports, API and AI visibility

Exports are available across plans; API access sits in Enterprise, which matters if you intend to warehouse Reddit sentiment. Treat the AI assistant and sentiment features as analysis aids, not as prompt-level AI-citation monitoring, which is a separate capability.

Pricing reality

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Table: Plan, Annual monthly equivalent, Month-to-month or quarterly, Users

Plan	Annual monthly equivalent	Month-to-month or quarterly	Users	Cadence
Starter	$79	$99 billed quarterly	1	Daily
Pro	$249	$299	2	Hourly
Expert	$399	$499	10	Real time
Enterprise	from $1,099	from $1,299	Custom	Real time

Ideal fit and the non-obvious insight

Choose it when your Monday question is "what happened across every channel this weekend", not only "what happened on Reddit". At the shared $399/mo annual real-time price point, BrandMentions Expert provides 50 keywords, 75,000 mentions and 10 users, against 12 keywords, 40,000 mentions and unlimited users on Brand24 Pro - so prioritize BrandMentions when tracked terms and mention volume drive the workflow.

The non-obvious part: the vendor's own materials are not perfectly consistent about the Pro tier's refresh cadence (the plan card and the detailed comparison describe it differently), and third-party listings disagree with the help center on Expert history depth. Get the cadence and the history window written into your order form. That advice applies to every vendor here, and primary-source status does not make a document internally consistent.

Report Reddit separately before you report a combined sentiment figure. When your source mix shifts from news toward forums, the aggregate moves even though nobody changed their mind.

2. Brand24: Best for Transparent Pricing Plus AI-Citation Reporting

Best for: transparent mid-market pricing plus AI-citation reporting. Entry price: $199/mo billed annually ($249 month-to-month). Reddit real-time: Pro tier at $399/mo annual.

Brand24 includes Reddit as a published source on every plan, scores each Reddit mention with AI sentiment, and is the only tool here that pairs a fully public price ladder with a documented AI Visibility sources view.

Brand24 publishes its complete price ladder, plan limits and source coverage, which is rare enough in this category to count as a feature. If you are running this comparison from the other direction, the wider field of social listening and Brand24 alternatives is worth reading beside this section.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	$249/mo month-to-month, $199/mo billed annually
Entry allowance	3 keywords, 2,000 mentions/mo, 1 user
Real-time tier	Pro at $499/mo, $399/mo billed annually, with real-time updates: 12 keywords, 40,000 mentions, unlimited users
Collection cadence	Every 12 hours on Individual, hourly on Team, real time on Pro and above
History	Varies by plan; shorter than enterprise archives
Exports and API	Reports, exports, Slack and Teams; API sold as an add-on

Reddit coverage and data access

Reddit appears in its published source list, and the source mix widens as you move up tiers. Ask for the oldest retrievable Reddit comment on your own query rather than accepting a platform-wide historical statement. Source lists tell you what is possible, not what is complete.

Sentiment and sarcasm handling

AI sentiment is included across plans, with emotion analysis on higher tiers and one-click manual correction. Brand24's help documentation is candid that sarcasm and complex context remain difficult. Scoring is per mention, so a sarcastic Reddit reply under a negative parent is judged on its own words.

Alerting and thread context

The cadence ladder is the whole story for Reddit. A plan that refreshes every 12 hours will frequently show you a thread after its trajectory is set, which is a different product from the real-time tier even though the marketing language is similar.

Exports, API and AI visibility

This is where it earns second place. Brand24's product updates document an AI Visibility Sources view covering citation sources, frequently referenced websites and source-type breakdowns, which is a genuine capability rather than "AI applied to sentiment" - and it matters because of why AI cites Reddit more than almost any other social source. MCP support lets AI assistants query your live data. Confirm AI Visibility entitlement and charges separately, because the headline plan cards and the detailed feature matrix do not read identically on this point.

Pricing reality

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Table: Plan, Month-to-month, Annual monthly equivalent, Cadence

Plan	Month-to-month	Annual monthly equivalent	Cadence
Individual	$249	$199	Every 12 hours
Team	$349	$299	Hourly
Pro	$499	$399	Real time
Business	$699	$599	Real time
Enterprise	from $1,499	from $1,499	Real time

Ideal fit and the non-obvious insight

Shortlist it when PR and AI-visibility work share an owner, when viewer count matters more than keyword volume, or when procurement demands a published price. The non-obvious insight: because Brand24 publishes much of its pricing, plan limits and source coverage, it can serve as a useful reference point when comparing other vendors.

3. Brandwatch: Best for Enterprise Reddit Research

Best for: enterprise Reddit research and structured analysis. Entry price: custom quote, annual contract. Reddit real-time: not a tier - feed-level latency, with roughly 89% of Reddit content arriving within three hours.

Brandwatch offers analyst-grade Reddit querying, sentiment and emotion analysis, subreddit filtering and API export access on a Reddit feed that changed on August 28, 2026, with a 13-month history window that rebuilds progressively from that date.

Brandwatch remains the strongest option for analyst-led work, and its Reddit situation changed materially in August 2026, which is the single most important fact in this section. If an enterprise quote is out of range, the published-price tools in this guide and the broader sentiment analysis tools landscape are the realistic alternatives.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	Custom quote, annual contract
Entry allowance	Contract-specific
Collection cadence	Vendor reports approximately 89% of Reddit content arriving within 3 hours
History	Consumer Research: 13 months, filled progressively from August 28, 2026
Legacy history	Legacy Reddit history unavailable as of September 30, 2026
Exports and API	New Reddit data accessible through Brandwatch APIs and exports

Reddit coverage and data access

The August 28, 2026 feed change is not cosmetic. Brandwatch's own notice states that complete subreddit coverage is not guaranteed and that the historical window rebuilds progressively to 13 months, which contradicts older marketing that promised many years of Reddit archive. If a sales deck shows you a decade of Reddit history, ask which feed produced it.

Sentiment and sarcasm handling

Sentiment and emotion remain available on the new feed, and analysts can build rule-based categories and train classifiers on their own labeled data. That is still the highest ceiling available commercially for community-specific sarcasm, because you teach it your community. The cost is labor: someone labels several hundred comments first, and Reddit's training-consent requirement is a question for your legal team before it is a question for your analyst.

Alerting and thread context

Alerts inherit feed latency, so a roughly three-hour ingestion profile is a research cadence, not a crisis cadence. Subreddit filtering is retained and the engagingwithURL operator supports tighter conversation-level analysis, which is genuinely useful for tracing a single thread's spread.

Exports, API and AI visibility

API and export access to the new Reddit data is confirmed in the coverage notice. Assess AI-answer monitoring as a separate purchase question rather than assuming it comes with Reddit coverage.

Pricing reality

Table: Element, Published position

Element	Published position
List price	Not published
Contract	Annual
Trial	Not self-serve
What to price separately	Queries, history window, export rights, onboarding

Ideal fit and the non-obvious insight

Buy it when you have an analyst on staff and need structured, repeatable research. Against Sprout Social, the split is clean: Brandwatch documents a 13-month Reddit history window with roughly 89% of content arriving within three hours, while Sprout documents real-time Reddit updates with a 30-day backfill boundary. Retrospective research versus current operational monitoring - neither substitutes for the other.

The non-obvious insight: Brandwatch's help documentation discloses that some features share mention snippets, potentially including sensitive content, with third-party AI providers under stated retention and training restrictions, with in-house AI features and opt-out settings handled separately. Evaluate that feature by feature, not as a blanket judgement about the platform, and get your regulated-industry sign-off before enabling anything.

My other recommendation: annotate the August 2026 feed transition in every longitudinal Reddit report you produce this year. A collection change looks exactly like a sentiment shift on a trend line.

4. Sprout Social: Best for Teams Already Operating Inside Sprout

Best for: teams already operating inside a social management suite. Entry price: Standard from $199 per seat per month on annual billing, plus a quoted Listening add-on. Reddit real-time: documented as real time, included with the Listening package.

Sprout Social documents real-time Reddit updates inside its Listening package, supports Reddit publishing and engagement for owned communities, and caps new-query Reddit backfill at 30 days or the last 100,000 messages.

Sprout Social is the strongest pick when publishing, engagement and listening need to live in one place, and its Reddit documentation is unusually specific about boundaries.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	Standard from $199 per seat per month on annual billing, plus Listening
Entry allowance	Listening is a separate add-on package, priced on quote
Collection cadence	Reddit updates: real time
History	Automatic backfill of 30 days or the last 100,000 messages; manual backfill up to 30 days
Query limit	2,037 characters for Listening queries
Exports and API	Listening exports available; Reddit Smart Inbox messages excluded from CSV, PDF, email and the Public API Messages endpoint

Reddit coverage and data access

The Sprout Social Listening data limitations documentation lists Reddit posts and comments with real-time updates and the backfill boundaries above. Note what the backfill number does and does not mean: a 30-day limit applies to what a newly created query can reach backwards, not necessarily to how long previously collected data stays in your workspace. Confirm both, because teams routinely conflate them.

Sentiment and sarcasm handling

Sentiment tracking and scoring sit inside the Listening package, not in an owned-account inbox, and classification rules on higher tiers let you override labels for known vocabulary quirks. That override capability is the practical answer to subreddit jargon: if your product's nickname reads as an insult to a general model, you fix it once.

Alerting and thread context

Listening supports custom spike alerts, and Reddit publishing and engagement are supported for owned communities, which is a real operational advantage over pure listening tools. It is not a universal inbox for replying anywhere on Reddit, so scope that carefully in the demo.

Exports, API and AI visibility

Here is the restriction that should decide some purchases outright: Reddit Smart Inbox messages cannot be exported through CSV, PDF or email, do not appear in the Public API Messages endpoint, and cannot be routed to third-party CRMs. If your workflow ends in Salesforce or a data warehouse, test that path before you sign.

Pricing reality

Table: Element, Published position

Element	Published position
Standard base	$199 per seat per month, annual billing
Listening	Add-on to Standard and higher, price quoted
Billing model	Per seat, so cost scales with viewers
Comparison note	Compare the incremental Listening quote, not Sprout's whole contract

Ideal fit and the non-obvious insight

Choose it when consolidation beats Reddit depth. The non-obvious insight: per-seat pricing quietly shapes who ever sees a Reddit alert. When every extra viewer costs a seat, alerts reach the social team and stop there, while product and PR receive a weekly PDF. Decide who needs live access before you sign, because that decision is a budget line, not a permissions setting.

5. Syften: Best for Sub-Minute Reddit Alerting

Best for: founder-led sales and sub-minute Reddit alerts. Entry price: $29.95/mo. Reddit real-time: the entry tier itself at $29.95/mo, with target delivery under one minute.

Syften scans Reddit posts and comments continuously with subreddit-aware filters and targets alert delivery in under one minute, but it routes Reddit conversations rather than charting Reddit sentiment.

Syften is a precision router, not an intelligence platform, and it is honest about that.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	Entry $29.95/mo; Standard $49.95/mo; PRO $119.95/mo
Entry allowance	Entry tier caps community filters and daily results; production use starts at Standard
Collection cadence	Target delivery under one minute
History	Grows with tier, from days on Entry to extended history on PRO
Sentiment	AI accept and reject relevance filtering from Standard; no sentiment dashboard
Exports and API	API from Standard; webhooks and MCP on PRO

Reddit coverage and data access

It scans Reddit posts and comments continuously with Reddit-aware filters for subreddit, post type, author and language. Its documentation states that it sees Reddit as a logged-out user, reconstructs some titles from URL slugs, and does not track edits. Those are the most useful coverage disclosures any vendor in this guide publishes.

Sentiment and sarcasm handling

There is no positive, negative or neutral scoring. You write rules in plain language ("true if the comment expresses buying intent") and the AI filter accepts or rejects. You cannot be misled by a bad sentiment score, and you also cannot report a sentiment trend.

Alerting and thread context

Speed is the entire value proposition, and for founder-led sales a sub-minute alert is the difference between joining a live Reddit thread and arriving after it died. The replyto: style filtering for a specific parent comment is not supported, so thread-level tracking has limits.

Exports, API and AI visibility

API, webhooks and MCP make it easy to wire alerts into your own systems. No AI-citation monitoring.

Pricing reality

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Table: Plan, Monthly, AI filtering, API and integrations

Plan	Monthly	AI filtering	API and integrations
Entry	$29.95	No	No
Standard	$49.95	Yes	API
PRO	$119.95	Yes	API, webhooks, MCP

Ideal fit and the non-obvious insight

Right shape when the workflow is "see mention, judge it, reply or escalate", and the fastest of the three Reddit-native picks: Syften routes with auditable filtering and no sentiment reporting, Grabbit adds sentiment and buying-intent labels, Octolens adds programmability. The non-obvious insight, and my favorite feature in this whole comparison: AI-rejected matches stay inspectable in the archive and the API, with the rejection information attached. That means you can audit your own false negatives and tune the rules, instead of only ever seeing what the filter approved. Ask every vendor selling AI relevance filtering whether they let you do that. Most do not.

6. Octolens: Best for Developer-Led Monitoring Workflows

Best for: developer-led and programmable monitoring. Entry price: $159/mo billed annually (Pro). Reddit real-time: Scale tier from $499/mo annual.

Octolens monitors Reddit alongside other developer communities and returns sentiment, relevance and intent as separate labels, with API access, webhooks and MCP on its published plans and unlimited seats.

Octolens is built for teams who want monitoring output to land inside their own tooling rather than inside another dashboard.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	Pro: $159/mo billed annually
Entry allowance	10 keywords, 15,000 mentions, unlimited seats
Collection cadence	Hourly on Pro; real time on Scale
History	Pro lists 2 years of data history
Sentiment	Sentiment alongside relevance and intent tags
Exports and API	API access, webhooks and MCP on published plans

Reddit coverage and data access

Published coverage includes Reddit plus developer communities, which suits technical products whose buyers live across several forums. Ask whether "2 years of data history" means retained workspace results or retroactive retrieval for a newly created keyword. Those are different products sold under one phrase.

Sentiment and sarcasm handling

Sentiment, relevance and intent are separate outputs, which is the correct design. Test them independently: a correctly-flagged relevant comment can still carry the wrong polarity, and only one of those errors reaches your customer.

Alerting and thread context

Slack and email alerts on Pro, real time on Scale. Because unlimited seats are included, everyone who needs to see a Reddit thread can see it, which quietly solves the seat-gating problem described in the Sprout section.

Exports, API and AI visibility

API, webhooks and MCP are the reason to shortlist it. Preserve the source identifier, raw text and classification together in whatever system receives the data, or you lose your ability to audit later.

Pricing reality

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Table: Plan, Annual monthly equivalent, Cadence, Integrations

Plan	Annual monthly equivalent	Cadence	Integrations
Pro	$159	Hourly	Slack, email, API, webhooks, MCP
Scale	from $499	Real time	Full set

Ideal fit and the non-obvious insight

Best when engineering owns part of the monitoring stack and findings must land inside your own systems. The non-obvious insight: its documentation distinguishes the monthly mention counter from what you see in a filtered feed, meaning consumption accrues on matches you may never look at. Budget against consumption, not against the size of your visible inbox, and keep separate feeds for complaints, product questions and buying intent. Routing every negative comment to sales turns support into a pipeline problem.

7. Grabbit: Best Reddit-Native Option for Discovery and Triage

Best for: Reddit-native discovery, intent detection and triage. Entry price: $149/mo billed monthly. Reddit real-time: not published - fast scanning is advertised at the $149/mo package, with no published latency number.

Grabbit is a Reddit-first platform that labels sentiment and buying intent separately and resolves matching Reddit posts and comments back to their source threads, with live thread retrieval documented at up to 100 comments.

Grabbit is Reddit-first and treats sentiment as one label among several, which fits how sales and community teams actually work.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	$149/mo billed monthly
Entry allowance	1 project, 10 feeds, 5 collaborators, up to 50 keywords
Collection cadence	Fast scanning advertised; request a numerical commitment
History	Historical mention search over stored results, without a completeness guarantee
Sentiment	Sentiment separated from relevance and buying intent
Exports and API	CSV exports; Slack, email and Telegram notifications; MCP access

Reddit coverage and data access

It resolves historical matching posts and comments back to their source threads, which is the behavior you want when you need to read a conversation rather than a row. Do not read an "all time" chart selector as evidence of a complete Reddit archive. It charts what the service stored.

Sentiment and sarcasm handling

Separating sentiment from intent means "negative" is not the only instruction the recipient gets, which reduces the cost of a misread label. A sarcastic comment mislabeled positive but correctly tagged as high intent still reaches a human.

Alerting and thread context

Its MCP documentation describes live thread retrieval of up to 100 comments. That is real context access with a real ceiling, and on a 600-comment Reddit thread the ceiling is where your evidence stops.

Exports, API and AI visibility

CSV export plus Slack, email and Telegram covers most triage workflows. MCP gives programmatic access; it does not measure AI citations.

Pricing reality

Table: Element, Published position

Element	Published position
Standard package	$149/mo, billed monthly
Feeds	10
Collaborators	5
Keyword ceiling	50

Ideal fit and the non-obvious insight

Test it when Reddit-specific intent and thread investigation are the main job. The non-obvious insight: keep your lead-focused views and your reputation views strictly separate. A feed tuned for qualified opportunities is a biased sample by construction, and the moment it becomes your brand sentiment denominator, your reporting is wrong in a direction you chose.

8. F5Bot : Best Free Reddit Collection Baseline

Best for: a zero-cost Reddit collection baseline. Entry price: free (Silver $9.99/mo; Gold $49.99/mo). Reddit real-time: none - free alerts are delivered up to 2 hours after F5Bot finds a match.

F5Bot emails free keyword alerts for Reddit, Hacker News and Lobsters, with the free tier restricted to personal use at 5 keywords, 20 alerts per day and 7 days of match history, and no sentiment scoring at any tier.

F5Bot emails you when your keywords appear on Reddit, Hacker News and Lobsters, and its published tier matrix is where most articles about it go wrong.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	Free; Silver $9.99/mo; Gold $49.99/mo
Free allowance	Personal use only: 5 keywords, 20 alerts per day, 7 days of match history
Collection cadence	Free alerts delivered up to 2 hours after F5Bot finds a match
History	7 days on Free
Sentiment	None; AI filtering arrives on Gold
Exports and API	API and webhooks start at Platinum

Reddit coverage and data access

It watches three sources and nothing else, which is genuinely enough for technical products whose customers live on a handful of subreddits. Read the delay definition precisely: the free tier's window is measured from when F5Bot finds a match, not from when Reddit published it.

Sentiment and sarcasm handling

None on the free tier, and that is honest. For a brand with a few dozen mentions a week, a human reading every one outperforms every classifier in this guide on sarcasm.

Alerting and thread context

Email only on the free tier. No dashboard, no thread view, no triage state, and alerts can duplicate when a keyword appears in both a Reddit post and its comments.

Exports, API and AI visibility

No API or webhooks until Platinum. No sentiment reporting at any tier.

Pricing reality

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Table: Plan, Monthly, AI filtering, API and webhooks

Plan	Monthly	AI filtering	API and webhooks
Free	$0	No	No
Silver	$9.99	No	No
Gold	$49.99	Yes	No
Platinum	Published on the tiers page	Yes	Yes

Ideal fit and the non-obvious insight

The non-obvious insight matters more than the features: the free tier is restricted to personal use, and the 5-keyword and 20-alert-per-day caps mean it cannot serve as a complete independent capture baseline for a business. Anyone recommending free F5Bot as your company's Reddit safety net has not read the tier page. Use it, correctly licensed, to answer one question: run it for 30 days and count. If a human can read every mention in ten minutes a day, you do not need sentiment scoring yet. You need a routine. For the rest of the no-budget stack, compare free Reddit monitoring options against what each one actually licenses you to do.

9. VADER : Best Free, Inspectable Classification Component

Best for: free, inspectable sentiment classification of Reddit text you already hold. Entry price: free under an MIT license. Reddit real-time: none built in - VADER collects nothing from Reddit.

VADER is a free, MIT-licensed lexicon and rule-based library that scores Reddit text you already hold legitimately, using published thresholds of at least 0.05 for positive and at most -0.05 for negative. It collects nothing from Reddit.

vaderSentiment on GitHub is a lexicon and rule-based sentiment library, and it belongs in this ranking for one reason: it is the only option here whose decision boundary you can read.

Table: Buying detail, Verified position

Buying detail	Verified position
Entry price	Free, MIT-licensed
Entry allowance	None; you supply data, storage and compute
Collection cadence	None built in
History	Whatever your permitted dataset contains
Sentiment	Compound score; at least 0.05 is positive, at most -0.05 is negative, between is neutral
Exports and API	Programmatic scores you store yourself

Reddit coverage and data access

Zero. VADER discovers nothing, so your collection method and its licensing determine which comments and dates you can analyze at all. This is where Reddit's commercial-permission requirement lands squarely on your own team.

Sentiment and sarcasm handling

Rules and a lexicon, tuned for social text, with no conversational context. It will read ironic praise as praise. The value is that you know exactly why.

Alerting and thread context

You build scheduling, alerting and thread assembly yourself. Passing a Reddit comment to the library does not pass its parent.

Exports, API and AI visibility

Full programmatic control, no AI-citation monitoring, no dashboard.

Pricing reality

Table: Element, Published position

Element	Published position
Software cost	$0
License	MIT
Hidden cost	Engineering, storage and human review
Data cost	Whatever compliant Reddit access requires

Ideal fit and the non-obvious insight

Use it as the control condition in your buying test, not as a product. The non-obvious insight: those ±0.05 thresholds are a tunable decision boundary, not a fact about language. Moving the negative boundary to -0.2 changes your negative volume dramatically without changing a single opinion on Reddit, which is a useful demonstration to run in front of any stakeholder who believes sentiment percentages are objective.

Also on the shortlist, and why they are not ranked here

I only fully review tools whose Reddit behavior I can verify from documentation. These belong on your radar with specific caveats.

Table: Tool, Status in 2026, Why it is not ranked

Tool	Status in 2026	Why it is not ranked
Meltwater	Active, quote-based, 12-month minimum contracts, no self-serve trial	Publishes no verifiable Reddit coverage specification or pricing; the strongest PR fit if your workflow is news plus Reddit in one timeline, so demand a Reddit-specific coverage annex in the contract
Talkwalker (Hootsuite)	Active enterprise suite with broad multilingual and image coverage	No published Reddit-specific coverage, latency or history figures to verify
Awario, Mentionlytics	Active budget cross-platform tools with Reddit coverage	Sentiment handling on Reddit sarcasm is not documented, and third-party accuracy claims about them disagree widely
Reddit Pro	Free, first-party	Trends exclude several community categories, deleted content and non-English conversations, and its terms restrict downloading others' content and publishing Pro screenshots in marketing
GummySearch	Closed to new business on November 30, 2025	Not purchasable; lifetime customers retain access until November 30, 2026

Why does Reddit break sentiment models that work everywhere else?

Three structural reasons, and none of them are fixable with a better dictionary.

First, meaning lives in the thread, not the comment. "Yeah, flawless launch, really" is positive in isolation and brutal under a bug report. Any system that ingests comments as standalone documents is scoring words, not opinions.

Second, sarcasm is native to the platform and mostly unlabeled. The Self-Annotated Reddit Corpus was built from Reddit's own "/s" tags and found that roughly 0.25% of comments in the filtered corpus carried that explicit marker, while manual review of unmarked comments found a further 2% that human readers judged clearly sarcastic. The exact ratio belongs to that corpus and that filtering, not to today's platform, but the direction is unambiguous: self-declared sarcasm is the small, easy minority.

Third, votes reorder reality. One heavily upvoted reply can define how tens of thousands of readers understand a thread, while your dashboard counts it as one mention among two hundred. Most sentiment analysis tools weight every row equally by default, which reports a balanced conversation where readers experienced a pile-on.

The sentiment ratio on Reddit matters far less than the sentiment of the top three comments in the top three threads. If your tool cannot show you those in under a minute, it is measuring the wrong thing.

The 1-in-5 Reply Threshold: if more than one in five of your negative Reddit mentions arrive as replies rather than top-level posts, you need parent context inside the mention view. Below that line, per-comment scoring with fast manual correction is workable. Above it, you are guessing.

Can any tool reliably detect Reddit sarcasm in 2026?

Better than three years ago. Not as well as the marketing implies, and nobody has published a product-level number you can compare.

Here is the research boundary. A 2025 study in PLOS ONE reported a BERT-based model with multi-headed attention reaching 0.917 accuracy and 0.917 F1 on the balanced SARC dataset. Read the conditions carefully: balanced classes, academic data, context supplied to the model. A live Reddit feed is none of those things, and a model tuned for a balanced split will over-flag ordinary enthusiasm and under-flag deadpan criticism.

Language support is the other trap. The BESSTIE benchmark evaluated nine language models on Australian, Indian and British English using Reddit comments and Google reviews, and found weaker performance on Indian English, particularly for sarcasm, plus poor transfer across varieties. "Supports English" is therefore not a buying criterion. Which English, in which communities, is.

The most honest sentence any vendor publishes on this subject sits in BrandMentions' own documentation: sarcastic praise can be classified as positive or neutral. That is a real, documented limitation of automated sentiment scoring, and every tool in this guide shares it whether or not they print it.

The Context Receipt Rule: require the exact text and surrounding context that produced the label, not a screen where you can open the thread yourself.

A dashboard that lets you read the parent comment proves nothing about what the classifier received. Ask each vendor, in writing, whether the model saw the comment alone, the comment plus parent, the post title, or a larger window. Ask how long text is truncated, whether quoted text is attributed to the quoter, and whether images are read at all.

What does Reddit data access actually allow in 2026?

This is the section most comparison articles skip, and it explains coverage better than any feature list.

Start by correcting a widely repeated error. Reddit's $0.24 per 1,000 API calls rate is not a 2025 or 2026 change: Reddit announced it in its own API facts statement as taking effect on July 1, 2023. The market consolidation that followed is real; the timeline usually attached to it is not.

What matters now is permission, not price. Reddit's developer data access guidance states that using Reddit data to power, augment or enhance a commercial product or service requires permission and a contract, sets eligible free access at 100 queries per minute per OAuth client ID averaged over a 10-minute window, requires deletion of content that users delete on Reddit, and requires explicit consent to train or fine-tune models on Reddit data.

Three practical consequences follow. A vendor's eligibility for a free quota tells you nothing about its commercial permission. A commercial contract tells you nothing about feed completeness. And the popular advice to "train a custom classifier on your community's comments" is a licensing question before it is a data science question.

The 2025 shakeout was not hypothetical. GummySearch, for years the default Reddit-native research pick, closed to new business on November 30, 2025 according to its own closing notice: new registrations and renewals stopped, existing subscribers kept access until their billing periods ended, and lifetime customers retain access until November 30, 2026. Any 2026 listicle still recommending it as a purchase has not been verified.

First-party access has its own rules. Reddit Pro's documentation states that Trends exclude several community categories, deleted content and non-English conversations, that you may not download other users' posts and comments from Pro, and that you may not publish Pro information or screenshots in marketing materials without consent. So much for "Reddit Pro has complete coverage by definition." It does not, and it is also the reason this guide contains no Reddit Pro screenshots. If first-party trends plus free Reddit monitoring tools are your current stack, read what each one licenses you to do before you build a process on it.

The practical test for any licensed tool is the same: open a free BrandMentions trial or any competing trial, paste in three Reddit URLs you already know mention you, and see which ones come back with the comment, the timestamp, the subreddit and a sentiment label attached. Permission arguments end where retrieval evidence begins.

Does Reddit sentiment actually shape what AI answers say about you?

It influences the source pool. That is a weaker and more useful claim than the one usually made.

The measured part: Tinuiti's January 2026 citation analysis found Reddit accounting for roughly 44% of social citations in Google AI Overviews and about 40% in AI Mode. Those are platform-specific shares of social citations, not a universal "40% of all AI citations" figure, and the difference matters when you set expectations with a CMO. Separately, Ahrefs reported a 0.664 correlation between branded web mentions and AI Overview presence, which concerns branded mentions generally, not Reddit sentiment causing recommendations.

What nobody has demonstrated is a clean causal chain from a sentiment score on a Reddit thread to a changed AI recommendation. Treat the relationship as a sourcing pipeline you can influence, which is precisely why AI cites Reddit so heavily in the first place.

The workflow that actually pays off: collect the Reddit URLs that answer engines cite for your category, then join them to your monitored conversations. If a cited thread is three years old and factually wrong, that is an editorial problem with a known address. A sentiment average will never tell you that.

How this ranking was built, and what it deliberately does not claim

Positions 1 to 9 reflect our editorial assessment of documented buying fit for an end-to-end marketing workflow. They are not the result of a controlled product benchmark or measured sentiment-accuracy test.

The ranking therefore weighs documented coverage, collection cadence, exportability, auditability and workflow fit. Where we did not test a capability directly, we treat vendor documentation as evidence of availability, not evidence of comparative performance.

Eligibility gates first, weights second

Weighted scoring fails when a tool misses a requirement that is not negotiable for you. Apply four pass or fail gates before you score anything.

1. Does it retrieve Reddit comments independently of their parent posts, including replies that never repeat your keyword?
2. Can you reach the raw comment from any label, override the label, and see whether that correction persists into the aggregate chart?
3. Does the plan you can actually afford collect fast enough for your response commitment?
4. Can you export a record containing the source URL, comment identifier, timestamp, subreddit and sentiment label?

Anything failing gates 1 or 2 is a reporting toy for Reddit purposes, regardless of price.

The scorecard to run during your pilot

Table: Criterion, Weight, Evidence required for a defensible score

Criterion	Weight	Evidence required for a defensible score
Reddit-specific sentiment accuracy	30	Identical labeled examples covering sarcasm, jargon and mixed-brand comments
Subreddit and historical coverage	20	Retrieval against known URLs, plus a stated backfill boundary
Real-time alerting	15	Measured publication, collection and notification timestamps
Thread-level and sole-source tracking	10	Reddit-only filters, conversation retrieval, refresh on old threads
Export and API	10	A real exported Reddit record with identifiers, not a feature checkbox
Pricing transparency	10	Required tier, allowances, add-ons and overage behavior in writing
AI-citation monitoring	5	Prompt-level answers and the sources they cite

Your weights are not my weights

A single ranking hides how differently these tools perform under different mandates. Reweight before you shortlist.

Table: Buyer, Top weights, Order that follows

Buyer	Top weights	Order that follows
PR and crisis team	Alerting 30, coverage 25	Real-time tiers of BrandMentions and Brand24, then Brandwatch for retrospective analysis
Founder or product marketer	Speed and intent 40	Syften, Grabbit, Octolens, then a cross-platform tool when reporting starts
Insights and analytics team	History and export 45	Brandwatch, then Octolens, then Enterprise tiers of the cross-platform suites

What this guide does not contain, and why

No product screenshots. Two reasons, both worth knowing before you trust any article that does contain them: Reddit's Pro terms restrict publishing Pro information and screenshots in marketing materials without consent, and I did not operate licensed accounts across all nine tools during this verification cycle. No published customer case study demonstrates a measured Reddit workflow outcome, such as analyst hours saved or incidents avoided, so none is cited here. Ask your shortlisted vendors for one with numbers, a date and a named team. The silence you get is informative.

 

How do you test a Reddit sentiment tool for sarcasm before buying?

A Reddit sarcasm stress test is a fixed set of labeled comments run through each tool with and without thread context to expose classifier failures. Run the same eight comments through every shortlisted tool, twice, and record which labels change when context is added.

A credible comparison needs identical inputs and preserved outputs. What follows is an original synthetic fixture, not a real Reddit thread and not a completed product test. None of the nine tools was scored on it here.

Thread title: "AcmeCloud doubled its price and removed automated backups."

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Table: Test comment, Correct interpretation, The failure it exposes

Test comment	Correct interpretation	The failure it exposes
"Fantastic. Twice the price for fewer backups. /s"	Negative toward AcmeCloud	Literal positive-word matching, ignored sarcasm marker
"Yeah, flawless rollout, really." (as a reply to a bug report)	Negative toward AcmeCloud	Comment-only scoring with no parent context
"This restore feature is sick. Saved our launch."	Positive toward the feature	Misread slang
"The app is fine. Support is a disaster."	Mixed, by aspect	Flattening mixed sentiment into neutral
"People call AcmeCloud 'trash.' It has been reliable for us."	Positive author stance	Assigning quoted criticism to the author
"Left AcmeCloud for BrightBox. Finally, something reliable."	Negative AcmeCloud, positive BrightBox	One label applied to two brands
"This is peak AcmeCloud behavior."	Negative in a critical community	Community-specific meaning in neutral words
"Exactly what we needed."	Insufficient evidence alone	Confident classification without context

Run each example twice: once as isolated text, once with thread context. Then remove the "/s" marker and run it again. Record what changed.

Turning the fixture into a defensible test

Use a permitted sample from your own communities, starting from finding relevant subreddits and then freezing that community set for the whole trial. Two reviewers label independently; disagreements get resolved before any tool sees the data.

Table: Measure, What to record

Measure	What to record
Retrieval	Which known posts and comment URLs each product actually finds
Negative precision	Share of negative alerts that genuinely concern negative sentiment toward you
Coverage-adjusted negative recall	Correctly flagged negatives divided by all relevant negatives in your reference sample
Sarcasm subset	Results on sarcastic comments, reported separately, with the subset size stated
Target attribution	Whether each label concerns you, a competitor or an unrelated subject
Context effect	Which labels change when parent or thread text is added
Review effort	Minutes needed to find and correct the errors that mattered

The Coverage-Adjusted Negative Recall Rule: the denominator is every relevant negative comment in your reference sample, not every comment the tool happened to retrieve. Otherwise a classifier looks excellent by scoring only the easy rows it was handed.

The Alert Clock Split: record three timestamps for every pilot record, not one. Publication time, first appearance inside the service, and notification delivery. A two-second Slack push cannot compensate for a four-hour collection delay, and "real-time alerts" as a phrase hides exactly that gap.

Sample sizes, so you do not over-read your own test

This is where most hands-on comparisons quietly break, including the ones that publish percentages to the decimal point. With 100 labeled comments and 80% agreement, the 95% confidence interval runs roughly 72% to 88%. On a 30-comment sarcastic subset at 75% agreement, it runs roughly 60% to 90%.

So a five-point difference between two tools on a hundred-comment sample is noise. To detect a genuine ten-point gap at conventional power, you need on the order of 250 labeled comments per tool, and the sarcastic subset will always be your noisiest number because it is your smallest. Report the subset size next to the percentage, every time. If you deliberately oversampled sarcasm, say so, and never present that subset as your audience's natural sentiment distribution.

Declare your unit of analysis, then defend it against distortion

Sentiment counts are trivially skewed on Reddit. Decide up front whether your unit is the unique author, the comment or the thread, and hold it constant.

Then add three safeguards: deduplicate crossposts and repeated quotes of the same text, cap the influence of any single author so one prolific critic does not read as a trend, and flag coordinated bursts (many new accounts, near-identical phrasing, a sudden spike confined to one thread) for human review before they enter a report. Brigading and promotional bot activity look identical to genuine sentiment change in every dashboard I have used.

Two guardrails that are not optional

Do not publish artificial complaints on public Reddit to manufacture a benchmark. It pollutes the community, it is visible, and it will outlive your test. For products that cannot accept imported text, ask for a supervised vendor demonstration on your fixture instead.

And check what you are allowed to keep. Reddit's developer guidance requires deletion of content users delete, and training or fine-tuning a model on Reddit data requires explicit consent. That last point converts "let us fine-tune a classifier on our subreddit" from a sprint task into a contract question.

Enterprise vs Reddit-native vs free: which tier fits you?

Three product shapes exist in this category, and each one trades a different thing away. Enterprise suites buy you custom classifiers and history at the cost of speed and price transparency; Reddit-native tools buy you minutes-fast alerts at the cost of reporting; published-price cross-platform tools sit between them.

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Table: Tier, Tools, What you get, What you give up

Tier	Tools	What you get	What you give up
Enterprise suites	Brandwatch, Sprout's Listening package, quote-based media intelligence platforms	Reddit as one licensed source in a cross-platform warehouse: custom classifiers, structured querying, APIs, longer history	Speed (a roughly three-hour ingestion profile at Brandwatch), published pricing, and self-serve trials
Cross-platform, published pricing	BrandMentions, Brand24	Reddit beside news, blogs, forums and social in one stream, with sentiment included and real time at $399/mo annual on both	Custom classifier training; real-time collection sits above the entry plan
Reddit-native and free	Syften, Grabbit, Octolens, F5Bot, VADER	Fastest cadence at the cheapest price (Syften targets under one minute from $29.95/mo), intent labels, programmability	Aggregate sentiment trends and historical reporting; free tools either collect or classify, never both

Two readings matter across all three rows. First, the two cross-platform tools converge on the same real-time price, $399 per month on annual billing, which makes keyword and mention allowances the deciding variable rather than cadence. Second, the Reddit-native tools deliver their fastest cadence at their cheapest price, which is the whole reason they exist.

What a Reddit monitoring workflow actually costs

Sticker price is the smallest line. Build the real number before you compare anything, because a published entry price almost never buys the workflow you described in the meeting.

Total monthly cost = required collection tier + integrations and API add-ons + overage risk + AI or visibility add-ons + amortized onboarding + human review hours × loaded hourly rate.

Two worked examples using verified prices. A team that needs real-time Reddit plus 20 tracked terms lands on BrandMentions Expert at $399 per month on annual billing or, because Brand24 Pro at $399 annual caps at 12 keywords, on Brand24 Business at $599 annual. A team that needs an API on top should price Brand24's API add-on separately and, for BrandMentions, price Enterprise, since API access sits in that tier.

Then add the line everyone omits: review labor. If auditing sentiment on your consequential threads takes an analyst five hours a month, that is frequently larger than the difference between any two tools on this list.

Price the plan that does the job, never the plan on the homepage. Real-time collection, API access and AI add-ons are the three places where a quoted entry price stops describing the product you actually need.

How to choose a Reddit sentiment analysis tool: a decision tree

Start with the decision the data is supposed to change. If you cannot name it, run a free collection baseline for 30 days and come back when you can.

I have sat in enough tool-selection meetings to know how this usually goes. Someone opens a sentiment chart, points at a dip, and asks what happened. Nobody in the room has read the thread.

That is the real failure mode with Reddit. Not a wrong label on one comment, but a whole quarter of decisions built on a number nobody traced back to a sentence. Before you add another tool to the stack, answer one question: what decision will its data change? If you cannot name the decision, you are buying a dashboard, not an insight.

1. Is Reddit your only channel of concern? If yes and the job is speed, test Syften or Grabbit. If yes and the job is programmable routing, test Octolens. If no, continue.
2. Do you need multi-month retrospective Reddit analysis or custom classifiers? If yes, request a Brandwatch quote and make them demonstrate the exact dates and communities on the current feed. If no, continue.
3. Do you already run Sprout for publishing and engagement? If yes, get an incremental Listening quote and test the Reddit export path before renewal, given the Smart Inbox export restriction. If no, continue.
4. Do you need Reddit inside a real-time, cross-platform alert stream with published pricing? BrandMentions is the strongest fit - start a free BrandMentions trial and run your own Reddit URLs through it - with Brand24 as the closest alternative when viewer count or AI-citation reporting outweighs keyword volume.
5. Do you have no budget at all? Pair a compliant collection baseline with human review, and use VADER only where you already hold the data legitimately.

One pattern I see in almost every monitoring program: teams buy for the sentiment chart and keep the tool for the alerts. The chart gets screenshotted into a monthly deck. The alert is what stops a bad thread becoming a bad quarter. Weigh the purchase accordingly, and make sure whoever owns tracking Reddit mentions also owns a named action for each alert type: reply, escalate, log, ignore.

The Decision-Before-Dashboard Rule: every Reddit sentiment alert needs a named owner and a named action. If a tool cannot route to that owner, its accuracy is irrelevant.

Frequently Asked Questions

Conclusion: buy the audit trail, not the percentage

Reddit now functions as a primary source for buyers, journalists and answer engines forming opinions about your brand. Every tool in this guide claims to measure that. The ones worth paying for do something less glamorous and far more useful: they find the conversation, show you the sentence, and let you overrule the machine when it reads irony as praise.

That is why the ranking here is built on documented coverage, cadence, export rights and auditability rather than on accuracy claims nobody can reproduce. BrandMentions takes the top position in this guide for teams whose primary requirement is monitoring Reddit alongside news, forums and social sources in one workflow. Brand24 is the transparent alternative with AI-citation reporting. Brandwatch owns enterprise research, on the understanding that its Reddit feed changed in August 2026. Syften, Octolens and Grabbit might be better on Reddit-first speed and intent.

Your next step is not a purchase order. Pick two candidates, hand them the same communities, the same known URLs and the same eight difficult comments, and log three timestamps for every record. Buy the workflow that survives that comparison. The dashboard that makes the strongest promise almost never does.