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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
19,950measured
6,699proven reliable
Utility 29 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-029/mcp · website · measurements and details
Utility 39 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-039/mcp · website · measurements and details
mcp-debug Not measured yet

Debug and develop MCP servers with hot-swapping, session recording, and playback testing

Package pypi : mcp-debug · website · measurements and details
Utility 32 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-032/mcp · website · measurements and details
Utility 30 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-030/mcp · website · measurements and details
Utility 31 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-031/mcp · website · measurements and details
Utility 9 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-009/mcp · website · measurements and details
Utility 19 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-019/mcp · website · measurements and details
Utility 28 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-028/mcp · website · measurements and details
Utility 22 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-022/mcp · website · measurements and details
PWA Debug Layer Not measured yet

Debug PWAs in your real browser via MCP: service-worker, cache, installability & framework state.

Package npm : @aryanduntley/pwa-debug · website · measurements and details
Utility 24 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-024/mcp · website · measurements and details
Utility 27 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-027/mcp · website · measurements and details
Utility 21 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-021/mcp · website · measurements and details
Utility 49 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-049/mcp · website · measurements and details
Razi Dev Utilities Reliable (measured) · 100% over 7 checks

Developer utilities over MCP: Base64 encode and decode, decode JWTs, format JSON, do percentages.

MCP endpoint : https://www.razi.pro/api/mcp/dev · website · measurements and details
Utility 33 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-033/mcp · website · measurements and details
Utility 26 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-026/mcp · website · measurements and details
Utility 25 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-025/mcp · website · measurements and details
Utility 23 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-023/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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