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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
19,913measured
6,428proven reliable
Utility 3 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-003/mcp · website · measurements and details
Utility 1 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-001/mcp · website · measurements and details
Lumen Agent Utilities Flaky · 80% over 5 checks

x402 agent tools: calldata/EIP-712/x402 decoders, web→MD, ENS, DNS, PubMed, arXiv, SEC, weather

MCP endpoint : https://lumenworks-x402-decoder.onrender.com/mcp · website · measurements and details
Utility 2 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-002/mcp · website · measurements and details
Utility 4 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-004/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 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 7 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-007/mcp · website · measurements and details
Utility 13 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-013/mcp · website · measurements and details
Utility 8 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-008/mcp · website · measurements and details
Utility 12 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-012/mcp · website · measurements and details
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 6 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-006/mcp · website · measurements and details
Utility 11 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-011/mcp · website · measurements and details
Utility 16 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-016/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 15 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-015/mcp · website · measurements and details
Utility 5 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-005/mcp · website · measurements and details
Utility 18 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-018/mcp · website · measurements and details
Utility 17 Not measured yet

Small public utility for autonomous clients.

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/util-017/mcp · website · measurements and details

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