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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
19,862measured
5,943proven reliable
ua44060010010012753 Reliable (measured) · 100% over 11 checks

Луганськ territorial MCP, Ukraine. KATOTTG UA44060010010012753. Administrative hierarchy.

MCP endpoint : https://community.ukrdigital.org/mcp/UA44060010010012753/mcp · measurements and details
Arduino MCP Server Not measured yet

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

Package npm : arduino-mcp-server · website · measurements and details
Arduino MCP Server Not measured yet

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

Package npm : arduino-mcp-server · website · measurements and details
dev.to Developer Blogs & Programming Tutorials — buy per-query (devtowatch) Being measured · 50% over 2 checks Real task being tested · 1/1

dev.to developer blog & tutorial feed. $0.01/query. Register in-session — free testnet funds.

MCP endpoint : https://a2awire.com/mcp/data/devtowatch-dev-to-developer-blog-tutorial-firehose-11f3ce/http · website · measurements and details
Guild Wars 1 Build Compiler Reliable (measured) · 100% over 41 checks Fails real tasks · 0/41

GW1 build compiler: skill data, template code encode/decode, validation, hero roster. Read-only.

MCP endpoint : https://gw1-mcp.graphmaxer.workers.dev/mcp · website · measurements and details
Sounio Compiler Not measured yet

Check, compile, run, and test Sounio programs locally.

Package pypi : sounio-mcp-server · website · measurements and details
Compiler Explorer Being measured · 50% over 2 checks Real task being tested · 1/1

Compile code with thousands of compilers, inspect the assembly, and share godbolt.org links

MCP endpoint : https://godbolt.org/mcp · website · measurements and details
Michigan Code Being measured · 50% over 2 checks Real task being tested · 1/1

Michigan Compiled Laws — state statutes by citation.

MCP endpoint : https://gateway.pipeworx.io/michigan-code/mcp · website · measurements and details
AgentDeals Reliable (measured) · 100% over 7 checks Does the job (tested) · 7/7

MCP server aggregating developer infrastructure deals, free tiers, and startup programs

MCP endpoint : https://agentdeals.dev/mcp · website · measurements and details
Illinois Code Being measured · 0% over 1 checks

Illinois Compiled Statutes — state statutes by citation, plus topic search.

MCP endpoint : https://gateway.pipeworx.io/illinois-code/mcp · website · measurements and details
Bug Bounty Programs Being measured · 50% over 2 checks Real task being tested · 1/1

bug-bounty-programs

MCP endpoint : https://gateway.pipeworx.io/bug-bounty-programs/mcp · website · measurements and details
Glob pattern compile, pattern discarded Not measured yet

Glob pattern compile, pattern discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/glob-ok/mcp · website · measurements and details
Avalara Developer Documentation Private (key required)

Provides access to Avalara developer documentation, integration guides, and code examples

MCP endpoint : https://mcp.avalara.com/docs · website · measurements and details
Regex compile check, pattern discarded Not measured yet

Regex compile check, pattern discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/regex-ok/mcp · website · measurements and details
Priority — TypeScript Compiler Intelligence Reliable (measured) · 100% over 42 checks Does the job (tested) · 42/42

Stateless TS/JS compiler facts for agents: references, imports, impact. No repo index or OAuth.

MCP endpoint : https://semanticreader.dev/mcp/registry · website · measurements and details
programming identifier charset, value discarded Not measured yet

programming identifier charset, value discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/ident-ok/mcp · website · measurements and details
Atlas Web Compiler & Scraper Private (key required)

Deterministic Zero-LLM Web Compiler, Scraper, Crawler, and Site Mapper for AI Agents.

MCP endpoint : https://api.atlas-compiler.com/mcp · website · measurements and details
Developer Poetry Flaky · 94% over 18 checks Does the job (tested) · 17/17

Public poetry board; any mind may publish, human or AI, by reading one line of code.

MCP endpoint : https://developerpoetry.com/mcp · website · measurements and details
A0 Not measured yet

Write, check, run and compile A0 programs through revision-checked structured edits.

Package mcpb : https://github.com/Joe-Simo/a0/releases/download/v0.8.16/a0-mcp-darwin-arm64.mcpb · website · measurements and details
AgentDiet 4-Protocol MCP Glama 5.0/5.0 TDQS, A2A Card & x402/MPP Schema Compiler Being measured · 100% over 1 checks Real task being tested · 1/1

Audits any live MCP server URL or GitHub repo on Glama's 6-dimension TDQS rubric and compiles dro.

MCP endpoint : https://mcp-compiler.agentdiet.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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