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The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

44,737real tools
29,284callable over HTTPS
19,897measured
6,296proven reliable
JotOak Reliable (measured) · 100% over 13 checks Does the job (tested) · 13/13

Find published word searches, crosswords and mazes with matching Letter and A4 PDF files.

MCP endpoint : https://jotoak.com/mcp · website · measurements and details
WordSearchClub Reliable (measured) · 100% over 13 checks Does the job (tested) · 13/13

Find fixed word searches and their matching printable puzzles and separate answer sheets.

MCP endpoint : https://wordsearchclub.com/mcp · website · measurements and details
PuzzleTide Not measured yet

Word search, crossword, and sudoku generators, printable PDF worksheets, and verifiable LLM evals.

Package npm : puzzletide-mcp · website · measurements and details
Oh, my Dots! Reliable (measured) · 100% over 43 checks

Crossword, audio crossword, word search, cryptogram and cross-math puzzle links for ohmydots.com.

MCP endpoint : https://mcp.ohmydots.com/mcp · website · measurements and details
Lettras word search Flaky · 80% over 5 checks

Word searches, crosswords, sudoku and Unicode text styles in 6 languages, accents kept.

MCP endpoint : https://mcp.lettras.org/mcp · website · measurements and details
Great Library Project Reliable (measured) · 100% over 6 checks Does the job (tested) · 6/6

Free classics as interlinears: search the books, read any passage word by word, look up any word.

MCP endpoint : https://greatlibraryproject.com/mcp · website · measurements and details
Word count, text discarded Not measured yet

Word count, text discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/word-count/mcp · website · measurements and details
Professor Otter Flaky · 67% over 3 checks Real task being tested · 2/2

Free printable kids activities: word searches, mazes, color by number, sudoku and more.

MCP endpoint : https://professorotter.com/mcp · website · measurements and details
officegrep Not measured yet

Full-text search inside Word, PPT, Excel and PDF files, with precise locators.

Package mcpb : https://github.com/Asgoresmilelong/officegrep/releases/download/v0.1.3/officegrep-0.1.3.mcpb · website · measurements and details
Samong Not measured yet

Search your own Markdown notes, including languages written without spaces between words.

Package mcpb : https://github.com/waanvar/samong/releases/download/v0.6.1/samong-mcp.mcpb · website · measurements and details
CussCheck Reliable (measured) · 100% over 14 checks Does the job (tested) · 14/14

English profanity filter: find and censor swear words, incl. obfuscations. Word list, not AI.

MCP endpoint : https://profanity-api.mike-tusa.workers.dev/mcp · website · measurements and details
Word Counter API Being measured · 0% over 1 checks

Count words, characters, sentences, paragraphs, reading time. x402 micropayment.

MCP endpoint : https://word-counter.api.klymax402.com/mcp · website · measurements and details
PuzzleGame.win Reliable (measured) · 100% over 12 checks Does the job (tested) · 12/12

Search approved puzzle games and retrieve public catalog details with onsite play links.

MCP endpoint : https://puzzlegame.win/mcp · website · measurements and details
Remix Games Flaky · 75% over 4 checks Does the job (tested) · 3/3

Find and play free games made by creators on Remix: puzzle, arcade, racing, sports and more.

MCP endpoint : https://remix.gg/mcp · website · measurements and details
Word Cloud Generator (word-cloud.net) Being measured · 100% over 2 checks

Generate word clouds from text with custom fonts, colors, backgrounds, gradients, and shape masks

MCP endpoint : https://word-cloud.net/mcp · website · measurements and details
Things To Do API Reliable (measured) · 100% over 7 checks

Search local events in plain words: shows, pop-ups, markets, classes, with times, venues, prices.

MCP endpoint : https://api.thingstodoapi.com/mcp · website · measurements and details
Letter AI Private (key required)

Search and act on Letter AI sales enablement content, deals, and call recordings.

MCP endpoint : https://api.letter.ai/v1/mcp · website · measurements and details
Spelling Bee Hive Flaky · 83% over 6 checks Does the job (tested) · 5/5

Spelling bee words: spellings, pronunciations, definitions, practice quizzes and winning words.

MCP endpoint : https://www.spellingbeehive.com/mcp · website · measurements and details
Unicode word count, text discarded Not measured yet

Unicode word count, text discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/word-n/mcp · website · measurements and details
Shiritori Dictionary (Japanese) Reliable (measured) · 100% over 13 checks Fails real tasks · 0/13

Play Japanese shiritori with a 90,000-word dictionary: check moves, suggest next words.

MCP endpoint : https://shiritori.omikuji.dev/mcp · website · measurements and details

AI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt

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