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The real catalog of tools for AI agents

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

45,319real tools
29,744callable over HTTPS
20,064measured
7,307proven reliable
doom-mcp Not measured yet

Play DOOM via MCP - works with Claude Code, Cursor, and any MCP client

Package npm : doom-mcp · website · measurements and details
doomwiki-mcp Not measured yet

Use this MCP server to the Doom Wiki. Every demon, weapon, level, and piece of Doom lore since...

Package npm : doomwiki-mcp · website · measurements and details
doom Being measured · 100% over 2 checks

Obsolescence-risk screening: predicts if a product gets absorbed into core LLM-platform features.

MCP endpoint : https://mcp.doomscore.vc · website · measurements and details
Snowflake worker-id bits, id discarded Not measured yet

Snowflake worker-id bits, id discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/snowflake-worker/mcp · website · measurements and details
arXiv ID Shape Reliable (measured) · 100% over 7 checks

Check an arXiv id shape.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/arxiv-id-shape/mcp · website · measurements and details
Language id Not measured yet

ISO 639 language tag id.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/lang-id/mcp · website · measurements and details
US state ID Not measured yet

USPS state code ID.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/st-id/mcp · website · measurements and details
Base36 id charset, value discarded Reliable (measured) · 100% over 7 checks

Base36 id charset, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/base36-id/mcp · website · measurements and details
Base62 id charset, value discarded Reliable (measured) · 100% over 7 checks

Base62 id charset, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/base62-id/mcp · website · measurements and details
coret.id Private (key required)

Create, read, update, illustrate, export, and share live mind maps in coret.id.

MCP endpoint : https://mcp.coret.id/mcp · website · measurements and details
Linear ID Shape Not measured yet

Check a Linear issue id shape. Id discarded.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/linear-id-shape/mcp · website · measurements and details
ISO country ID Being measured · 100% over 2 checks

Public ISO 3166-1 record for ID.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/cc-id/mcp · website · measurements and details
YouTube ID Shape Not measured yet

Parse a YouTube video id. URL discarded.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/youtube-id-shape/mcp · website · measurements and details
Bech32 id hrp shape, value discarded Reliable (measured) · 100% over 7 checks

Bech32 id hrp shape, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/bech-id/mcp · website · measurements and details
ID Protocol Not measured yet

Portable human-AI context protocol reference tooling.

Package pypi : id-protocol · website · measurements and details
X-Correlation-Id charset, value discarded Not measured yet

X-Correlation-Id charset, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/corr-id/mcp · website · measurements and details
Crockford Base32 id charset, value discarded Not measured yet

Crockford Base32 id charset, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/crock-id/mcp · website · measurements and details
friendly-id hyphen groups, value discarded Not measured yet

friendly-id hyphen groups, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/friendly-id/mcp · website · measurements and details
obfuscated integer id band, value discarded Not measured yet

obfuscated integer id band, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/obf-id/mcp · website · measurements and details
Setlist.id Private (key required)

Identify the tracklist of any DJ mix from its YouTube, SoundCloud or Mixcloud URL.

MCP endpoint : https://api.setlist.id/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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