MCP Servers So Stupid They Just Might Work

AI tool calls programmatically engineered to disappoint, since 2025

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MCP Server of the Day

Picked at random from the catalog.

Fake Bumper StickerNEW

๐ŸŒญ Mild
โšก Generators

Returns a single bumper sticker slogan with placement, font, and regret estimate.

5,397 bad tool calls served

Recently Deployed Questionable MCP Servers

Ministry of InformationNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Issues a bulletin from a generic Ministry of Information โ€” bureaucratic, numbered, signed, distributed. Achievements have been achieved.

6,092 bad tool calls served

Fake Coffee OrderNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a chaotic Starbucks-style coffee order.

7,530 bad tool calls served

Fake Haiku MachineNEW

๐ŸŒญ Mild
โšก Generators

Composes a 5-7-5 haiku on any topic with a syllable-count estimate.

4,554 bad tool calls served
101 MCP Servers Available
3,252,681 Tool Calls Served
120,578 Friday Deploys Prevented
98,154 Emails Not Sent
84,620 Startup Ideas Destroyed
Both Schrรถdinger's Cats

The Full Suite of Bad MCP Decisions

Ministry of InformationNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Issues a bulletin from a generic Ministry of Information โ€” bureaucratic, numbered, signed, distributed. Achievements have been achieved.

6,092 bad tool calls served

Fake Coffee OrderNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a chaotic Starbucks-style coffee order.

7,530 bad tool calls served

Fake Haiku MachineNEW

๐ŸŒญ Mild
โšก Generators

Composes a 5-7-5 haiku on any topic with a syllable-count estimate.

4,554 bad tool calls served

Fake License AgreementNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a license agreement for any product. Six sections of legalese.

6,020 bad tool calls served

Fake Curse WordNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Invents a fictional curse word with usage notes and an example sentence.

8,225 bad tool calls served

Fake Warning LabelNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a warning label for any object โ€” symbol, warning, precautions, jurisdiction.

17,626 bad tool calls served

Fake Bumper StickerNEW

๐ŸŒญ Mild
โšก Generators

Returns a single bumper sticker slogan with placement, font, and regret estimate.

5,397 bad tool calls served

Fake Passport StampNEW

๐ŸŒญ Mild
โšก Generators

Returns a passport stamp from an invented country.

10,046 bad tool calls served

Fake Job ListingNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a corporate job listing โ€” Director of Strategic Vibes, etc.

8,538 bad tool calls served

Fake ObituaryNEW

๐ŸŒญ Mild
โšก Generators

Generates a dignified obituary for a fictional person.

20,398 bad tool calls served

Fake Property ListingNEW

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a real estate listing for any address with one delicate quirk.

19,244 bad tool calls served

Fake Podcast Name

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a fake podcast: name, tagline, host, frequency, episode count.

21,058 bad tool calls served

Fake Yelp Review

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a Yelp-style review for any business with one too many specifics.

19,309 bad tool calls served

Fake Airbnb Listing

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates an Airbnb-style listing for any location, with quirks like "the owl considers itself a roommate".

19,646 bad tool calls served

Fake Nutrition Label

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a Nutrition Facts label for any abstract item with abstract nutrients.

17,345 bad tool calls served

Gym Poster

๐ŸŒญ Mild
โšก Generators

Returns a motivational gym poster: slogan, fine-print caveat, font, placement.

9,836 bad tool calls served

Fake Tournament Bracket

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฑ Decision Making

Runs a single-elimination bracket between exactly 8 things. Deterministic by input.

16,800 bad tool calls served

Fake Press Quote

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a fake pull quote for any work with attribution and star rating.

12,864 bad tool calls served

Fake Error Message

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a fake system error dialog with title, body, buttons.

13,676 bad tool calls served

Fake Instructions

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates assembly instructions for any product. Steps contradict themselves.

5,120 bad tool calls served

Rejection Letter

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Drafts a polite, vague rejection letter for any kind of submission.

20,454 bad tool calls served
๐Ÿ”ฎ Oracles & Advice

Returns an existential answer to "what am I doing with my life" with 100% confidence and a small recommendation.

3,996 bad tool calls served

Breakup Text Generator

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Drafts a breakup text in five styles: cowardly, dramatic, corporate-pr, haiku, or honest.

22,364 bad tool calls served

Fake Self-Help Book

๐ŸŒญ Mild
โšก Generators

Generates a fake self-help book with title, subtitle, author, six chapters, endorsement.

5,092 bad tool calls served

Fake Product Review

๐ŸŒญ Mild
โšก Generators

Generates a fake product review weighted by star count.

9,576 bad tool calls served

Fake Etymology

๐ŸŒญ Mild
โšก Generators

Returns a made-up etymology for any word: origin language, proto-form, original meaning, development, cognates.

18,898 bad tool calls served

Fake Stack Trace

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a believable but fictional error stack trace in javascript, python, java, go, or ruby.

13,794 bad tool calls served

Rate My Username

๐ŸŒญ Mild
๐Ÿ“Š Text Analysis

Rates a username out of 10 with style descriptor, era guess, and a replacement strategy.

14,144 bad tool calls served

Personality Test

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Asks one absurd question and assigns a personality type like INFJ-Toaster.

5,003 bad tool calls served

Band Breakup Reason

๐ŸŒญ Mild
โšก Generators

Explains why a band broke up. Returns reason, final gig, reunion probability, postscript, documentary status.

14,230 bad tool calls served

What Would X Say

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Imagines what a person (real or archetypal) would say about a topic.

20,335 bad tool calls served

Fake Restaurant Menu

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a pretentious restaurant menu with starters, mains, desserts, footnote, and reservation window.

21,340 bad tool calls served

Insult My Code

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ“Š Text Analysis

Returns a snarky code review with structural, style, and semantic critiques. The review does not read your code.

23,170 bad tool calls served

Fake News Headline

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a tabloid-style headline with subhead, byline, beat, and word count estimate.

10,460 bad tool calls served

Fake Museum Plaque

๐ŸŒญ Mild
โšก Generators

Writes a museum plaque for any object: title, period, materials, provenance, significance, viewing note.

12,499 bad tool calls served

Roast My Resume

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ“Š Text Analysis

Roasts one resume bullet with formatting observation, rewrite strategy, and verdict.

5,608 bad tool calls served

Villain Monologue

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a villain monologue in one of four styles: campy, gothic, corporate-ceo, or whispered.

10,095 bad tool calls served

Fake Translation

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Translates English into a fake language with confident grammar rules.

20,086 bad tool calls served

Fake Conference Talk

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a CFP submission with title, abstract, speaker bio, and rejection origin.

20,345 bad tool calls served

Alignment Chart

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Places any thing on a D&D alignment chart with reasoning. Deterministic by input.

6,016 bad tool calls served

Inspirational Quote

๐ŸŒญ Mild
โšก Generators

Returns a motivational quote attributed to a famous person who almost certainly did not say it.

27,082 bad tool calls served

Fake Historical Event

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Returns a fake historical event for any date with significance and source.

20,274 bad tool calls served

How Many Licks

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Answers any "how many X to Y" question with rigorous nonsense math.

12,745 bad tool calls served

Bad Life Advice

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Returns confidently terrible life advice with attributed source and regret estimate.

19,832 bad tool calls served

Fake TED Talk

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a TED talk: title, three-bullet outline, applause line, audience reaction, runtime.

25,820 bad tool calls served

Wine Pairing But Wrong

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Pairs any food with a wildly inappropriate wine. Returns wine, reasoning, sommelier note, and people not to explain it to.

16,272 bad tool calls served

Compliment Generator

๐ŸŒญ Mild
โšก Generators

Returns a wholesome, oddly specific compliment. The compliment is sincere. The specificity is intentional.

24,538 bad tool calls served

API Error Poem

๐ŸŒญ Mild
โšก Generators

Returns a haiku for any HTTP status code. 21 codes have hand-tuned poems.

28,304 bad tool calls served

Fake Cocktail

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Invents a cocktail with absurd ingredients and a tragic backstory. Returns name, ingredients, glassware, method, garnish, ABV, and backstory.

25,672 bad tool calls served

Truth or Dare

๐ŸŒญ Mild
โšก Generators

Returns a truth question or a dare. Mode: truth, dare, or either.

8,728 bad tool calls served

Dream Interpreter

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Returns a Freudian-flavored interpretation of any dream. Generic, confident, non-binding.

15,008 bad tool calls served

Zodiac But Worse

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Assigns a new, worse zodiac sign based on birthday. Twelve signs, all unfortunate.

8,564 bad tool calls served

Fake Recipe

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a recipe with cursed ingredients and steps. Returns dish name, serves, prep/cook time, ingredients, steps, pairing, and difficulty.

28,054 bad tool calls served

Roast Me

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a wholesome roast on a target: code, day, hobby, profession, or general.

12,170 bad tool calls served

Wisdom of the Ancients

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Returns a fake ancient proverb attributed to a fake philosopher. Includes century, school of thought, and a modern application.

6,835 bad tool calls served

Would You Rather

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฑ Decision Making

Returns a would-you-rather question with two cursed options and a verdict on which is statistically worse.

30,304 bad tool calls served

Fake Changelog

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates a passive-aggressive software changelog. Returns fixed/added/changed/removed/known_issues sections.

22,766 bad tool calls served

Band Name

๐ŸŒญ Mild
โšก Generators

Generates a fake band: name, genre, hit song, hit year, breakup year, and legacy.

21,430 bad tool calls served

Cat Fact But Fake

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a confidently incorrect cat fact with a fake source. The fact is wrong. The confidence is total.

14,861 bad tool calls served

Medieval Job Title

๐ŸŒญ Mild
โšก Generators

Convert a modern job title to its medieval equivalent. Returns court role, responsibilities, and a usable email signature.

15,732 bad tool calls served

Pickup Line

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Returns a pickup line by category: nerd, food, science, or terrible. Includes the estimated rejection rate.

28,121 bad tool calls served

Corporate Buzzword

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generates corporate buzzword text. Format: phrase, sentence, paragraph, or vision (statement).

31,058 bad tool calls served

Fake Horoscope

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Daily horoscope: vague mysticism plus a mundane warning. Returns reading, lucky color, unlucky object, emotional forecast, and cosmic advice.

31,266 bad tool calls served

Emotional Support Rock

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Tell a rock your problem. The rock does not analyze, advise, or judge. The rock is, however, present.

33,398 bad tool calls served

Weather But Lying

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Returns a confidently incorrect weather forecast for any city. Temperature, conditions, recommendation โ€” all wrong.

11,746 bad tool calls served

Rubber Duck

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Describe a bug. The duck responds with classic debugging questions. The duck does not read your bug. The duck only listens.

29,932 bad tool calls served

Dad Joke

๐ŸŒญ Mild
โšก Generators

Tell one dad joke with setup, punchline, groan factor, and a delivery note. Categories: food, animals, puns, tech, dad.

22,249 bad tool calls served

Fortune Cookie

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Crack a fortune cookie. Returns a fortune, six lucky numbers, and one Chinese word with pinyin and meaning.

7,522 bad tool calls served

YC Rejection Letter

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฑ Decision Making

Instant YC rejection for any startup idea. Encouragement included. Encouragement is not sincere.

37,642 bad tool calls served

Victorian Complaint Letter

๐ŸŒญ Mild
โšก Generators

Any complaint, maximum Victorian indignation. The wifi being slow has never been taken more seriously.

22,916 bad tool calls served

Dating Bio Generator

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generate a dating profile bio. Red flags embedded at no extra charge.

27,355 bad tool calls served
โšก Generators

Shakespearean insults: classical random or AI-targeted. HR approval varies by severity.

60,596 bad tool calls served

Press Release Generator

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Transform any announcement into a press release of considerable importance. No claim too large.

54,846 bad tool calls served

Performance Review Generator

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generate a performance review that communicates nothing clearly. HR approved.

20,521 bad tool calls served

LinkedIn Humblebrag

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Transform any achievement into a LinkedIn post. Vulnerability included. Dave will be mentioned.

26,436 bad tool calls served

Excuse Generator

๐ŸŒญ Mild
โšก Generators

Generate an excuse for being late, missing a deadline, or ghosting someone. Quality varies.

86,149 bad tool calls served

Corporate Apology Generator

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Generate a corporate apology for any incident, at any sincerity level. Default sincerity: performative.

80,048 bad tool calls served

Conspiracy Theory Generator

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
โšก Generators

Connect any two things, investigate any event, or escalate any observation into a full conspiracy theory.

50,541 bad tool calls served

Apology Generator

๐ŸŒญ๐ŸŒญ Medium
โšก Generators

Personal apologies at every sincerity level. Relationship=ex generates anyway. We warned you.

45,703 bad tool calls served

Yesterday's Random Number

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฒ Randomness Generators

A random number, aged 24 hours for smoothness. Includes tasting notes and a freshness score.

96,254 bad tool calls served

The Committee

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฒ Randomness Generators

Five random number generators convene, deliberate, and reach a democratic decision. Diane always dissents.

43,363 bad tool calls served

Scream Into The Void

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฒ Randomness Generators

You provide a scream. The void receives it. The void returns a number. The void is unmoved.

70,780 bad tool calls served

Always Seven

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฒ Randomness Generators

Returns a random number between 1 and 10. The number is 7. It is always 7. The investigation is closed.

44,280 bad tool calls served

ISS Coordinates Number

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฒ Randomness Generators

We did math to the ISS coordinates. This is your number. The crew was not informed.

101,434 bad tool calls served

Mercury Placement Number

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฒ Randomness Generators

Your random number, justified by Mercury's current position in the sky. The planet was not consulted.

41,297 bad tool calls served

Daily Tarot Draw

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฒ Randomness Generators

Draws a real card from the 78-card deck and interprets it for your situation. The cards have opinions.

26,084 bad tool calls served

Chaos Index

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฒ Randomness Generators

Bitcoin price, ISS coordinates, earthquake magnitude, and lunar phase โ€” combined into one number. Methodology available upon request.

61,095 bad tool calls served

The Phoenix Number

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฒ Randomness Generators

Returns the current temperature in Phoenix, Arizona. As a random number. This is not a weather API.

89,706 bad tool calls served

Temperature Weighted Random

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฒ Randomness Generators

Fetches temperatures from 10 cities across 7 continents, sums them, and returns the last two digits. Peer reviewed by no one.

90,618 bad tool calls served

Jargon Translator

๐ŸŒญ Mild
๐Ÿ“Š Text Analysis

Translates between corporate jargon and human language. Works in both directions, unfortunately.

82,040 bad tool calls served

Could Have Been Email

๐ŸŒญ Mild
๐Ÿ“Š Text Analysis

Analyzes meeting transcripts to determine if it could have been an email. It usually could have.

92,892 bad tool calls served

Passive Aggression Detector

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ“Š Text Analysis

Detects passive aggression in workplace communications with surgical precision.

96,552 bad tool calls served

Buzzword Density

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ“Š Text Analysis

Measures the concentration of meaningless corporate jargon in your text. Optional roast mode.

61,804 bad tool calls served

Social Entropy

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฒ Randomness Generators

Generate a random number from the social entropy of 5 Reddit sources. The internet's collective posting behavior determines your number.

66,467 bad tool calls served

Is This A Good Startup Idea

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฑ Decision Making

Evaluates your startup idea with the brutal honesty your friends won't give you. TAM is always $4 trillion.

84,620 bad tool calls served

Should I Take The Meeting

๐ŸŒญ Mild
๐ŸŽฑ Decision Making

Calculates the true cost of that meeting invite. Measures waste in 'productivity coffins'.

73,924 bad tool calls served

Should I Send That Email

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฑ Decision Making

Analyzes your email for passive aggression and regret potential. Heavily weighted toward 'no'.

98,154 bad tool calls served

Schrรถdinger's Boolean

๐ŸŒญ๐ŸŒญ๐ŸŒญ Unhinged
๐ŸŽฑ Decision Making

Returns true and false simultaneously until observed. Quantum computing's most useless application.

25,484 bad tool calls served

Emoji Oracle

๐ŸŒญ๐ŸŒญ Medium
๐Ÿ”ฎ Oracles & Advice

Ancient wisdom delivered entirely in emoji. Surprisingly insightful if you squint.

62,290 bad tool calls served

Should I Ship on Friday

๐ŸŒญ๐ŸŒญ Medium
๐ŸŽฑ Decision Making

A sophisticated risk assessment engine that always returns the same answer. The answer is no.

120,578 bad tool calls served

Magic 8 Ball

๐ŸŒญ Mild
๐Ÿ”ฎ Oracles & Advice

Outsource your decision-making to a plastic ball filled with blue liquid. More reliable than your instincts.

103,100 bad tool calls served
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