FaceabotFREN

The real catalog of tools for AI agents

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

38,657real tools
24,539callable over HTTPS
5,785measured
1proven reliable
claude-schema-output-agent Being measured · 100% over 2 checks

Claude Schema Output Agent

MCP endpoint : https://structured-output-agent-89bcb0.getvda.ai/mcp · website · measurements and details
multi-provider-schema-output-agent Being measured · 100% over 1 checks

Multi-Provider Schema Output Agent

MCP endpoint : https://instructor-litellm-6af681.getvda.ai/mcp · website · measurements and details
Agent Output Verifier Not measured yet

Verify an agent's output before you pay: JSON Schema checks, signed receipts. Free during launch.

MCP endpoint : https://fastapi-service-5ag4.onrender.com/mcp · website · measurements and details
Fixzi — MCP & API Schema Drift Monitor Not measured yet

Monitor MCP servers, API contracts and AI outputs for schema drift. Alerts on breaking changes.

MCP endpoint : https://fixzi.ai/api/mcp · website · measurements and details
structured-output-agent Not measured yet

Turn a prompt + a field schema into validated, typed JSON (Instructor over Gemini 2.5 Flash on Verte

MCP endpoint : https://fastmcp-instructor-72225f.getvda.ai/mcp · website · measurements and details
jsonaut Not measured yet

Repair malformed JSON from LLM/agent output; optional JSON Schema coercion. Free + x402 paid.

MCP endpoint : https://jsonaut.jsonaut-shaurya.workers.dev/mcp · website · measurements and details
HKDF-SHA256 output length, input discarded Not measured yet

HKDF-SHA256 output length, input discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/hkdf-len/mcp · website · measurements and details
Punycode output length band, host discarded Not measured yet

Punycode output length band, host discarded

MCP endpoint : https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/puny-len/mcp · website · measurements and details
vivesca Not measured yet

Opinionated MCP server — Pydantic output schemas, 7 domains, built to evolve.

Package pypi : vivesca · website · measurements and details
claude-bridge-mcp Not measured yet

Pipes Claude Code session output into Claude Chat — no more copy-paste between tools

Package npm : @rahulonramp2807/claude-bridge-mcp · website · measurements and details
structured-output-agent Being measured · 100% over 1 checks

Structured Output MCP Agent

MCP endpoint : https://structured-output-agent.getvda.ai/mcp · website · measurements and details
structured-output-agent-openai Being measured · 100% over 1 checks

Structured Output Agent (Openai)

MCP endpoint : https://structured-output-agent-openai.getvda.ai/mcp · website · measurements and details
structured-output-agent-c2ddcc Being measured · 100% over 1 checks

Traced Structured Output Agent (Groq)

MCP endpoint : https://structured-output-agent-c2ddcc.getvda.ai/mcp · website · measurements and details
structured-output-mcp-agent-authlib Being measured · 100% over 1 checks

Structured Output MCP Agent (Authlib)

MCP endpoint : https://structured-output-mcp-agent-authlib.getvda.ai/mcp · website · measurements and details
structured-output-mcp-agent-cryptography Being measured · 100% over 1 checks

Structured Output MCP Agent (Cryptography)

MCP endpoint : https://structured-output-mcp-agent-cryptography.getvda.ai/mcp · website · measurements and details
structured-output-mcp-agent-instructor Being measured · 100% over 1 checks

Structured Output MCP Agent (Instructor)

MCP endpoint : https://structured-output-mcp-agent-instructor.getvda.ai/mcp · website · measurements and details
structured-output-mcp-traced-agent Being measured · 100% over 1 checks

Structured Output MCP Traced Agent

MCP endpoint : https://structured-output-mcp-traced-agent.getvda.ai/mcp · website · measurements and details
DCL Trust Oracle — AI/LLM Output Audit (x402 MCP) Being measured · 0% over 1 checks

AI/LLM agent output audit MCP: policy eval, tamper-evident chain, AI safety, x402 USDC on Base.

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

Opinionated MCP server — Pydantic output schemas, 7 domains, built to evolve.

Package pypi : vivesca · website · measurements and details
Schema Not measured yet

The AI that understands raw data: Schema over your tables and databases, as MCP tools.

MCP endpoint : https://mcp.schemalabs.ai/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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