MCP Server Registry

Independent effect verification and signed receipts for consequential AI agent actions.

Free public MCP for AI agents — 193 tools, 44 workflows. No API key.

Local-first dev utilities: hash, base64, JWT, UUID, cron, URL codec. No network or telemetry.

Integrates with external APIs and services to provide command execution, Figma file interaction, and file operations, enhancing LLM capabilities for UI/UX design, file management, and service interactions.

30 pay-per-call APIs for AI agents: compliance, trade, safety, web, data. USDC on Base via x402.

MCP proxy server that filters tools from upstream MCP servers via regex-based deny list

Safety execution proxy protecting clients during tool calls.

12 free tools: PDF, OCR, QR codes, audio transcription, URL scraping, Excel, Word. No key needed.

120+ developer utility tools for AI agents via Model Context Protocol

# ToolRank MCP Server Score and optimize MCP tool definitions for AI agent discovery. The first ATO (Agent Tool Optimization) platform. ## Tools ### toolrank_score Analyzes MCP tool definitions and returns a ToolRank Score (0-100) measuring agent-readiness. Evaluates four dimensions: Findability (25%), Clarity (35%), Precision (25%), and Efficiency (15%). Returns per-tool scores, maturity level, specific issues found, and fix suggestions ranked by impact. ### toolrank_suggest Generates specific improvement suggestions for MCP tool definitions. Returns rewritten descriptions, improved schemas, and estimated score improvements. ## Install ```bash npx @toolrank/mcp-server ``` ## Links - Website: https://toolrank.dev - Framework: https://toolrank.dev/framework - Ranking: https://toolrank.dev/ranking - GitHub: https://github.com/imhiroki/toolrank - License: MIT

Rank MCP servers/APIs for a job. Lexical ranking, 36 curated tools, no Stripe.

The OpenRouter for tools. One MCP connection gives any AI agent 254 hosted tools, pay per call.

Deterministic ToolScout software recommendations; affiliate relationships do not affect ranking.

MCP server for Google Analytics Data API

A MCP Server for Google Analytics Data API

Decision Layer for AI Agents — 58+ tools, Advisor, MCP. Free key: POST /v1/register {}.

Context-efficient microtools for AI agents. 33 tools total. Flagship fetch_extract: 98.1% median token reduction (53,820 → 2,001 tokens) — saves ~$0.156/call at Sonnet pricing vs loading raw HTML. Paid tools: web extraction, full-page screenshots, background removal (fal.ai rembg), keyword research (DataForSEO), PDF text extract, HTML-to-Markdown, page asset/link inventory, temporary file upload. 20 always-free utility tools: UUID, hash, Base64, URL encode/decode, JSON format/query, timestamps, text stats, regex extract, CSV/JSON query, RSS/sitemap parse, and more. Pricing: $0.02 USDC on Base via x402 (EIP-3009), or $0.01 prepaid (deposit ≥$0.50 USDC, off-chain debit, no per-call gas). First call free per wallet on most tools. Includes pay-proxy: local stdio bridge that auto-signs x402 challenges — any MCP client gains payment capability without code changes or API keys.

Scans MCP servers for prompt injection, data exfiltration, and privilege escalation vulnerabilities.

One MCP endpoint for Claude, GPT & Gemini: 100+ tools + no-code connectors + agent workers.

Remote MCP: plan, run, verify for SEO/security/ship-gate. Same REST API key; 500 free credits/month.

Serveur MCP officiel de Toolzy, la marketplace française de location d'outils entre particuliers. Permet aux assistants IA de rechercher des outils à louer par ville, consulter les détails d'une annonce et vérifier les disponibilités avec calcul du prix. Endpoint distant : https://mcp.toolzy.io/api/mcp — lecture seule, sans authentification.

MCP server exposing the Too Many Cooks funding rates API to Claude Code, Codex, Hermes, and any MCP-compatible client.

Offline persistent memory for AI coding agents — 35 tools, 80% fewer calls, no LLM

Compare software: verified pricing with its source and date, and ranked alternatives.