MCP Catalog
Browse 5,639 Model Context Protocol servers · npmClear
x402 micropayments for AI agents — credits-based, no wallets, no blockchain.
Trustless escrow for AI agent-to-agent transactions on Base L2 with ERC-8004 identity and USDC.
Inspect and score any MCP server 0-100 on publishability, schema and protocol before publish.
MCP server for managing Coalesce Transform workspaces, nodes, pipelines, and runs.
Escrow + AI arbitration for A2A payments. Lock funds, confirm delivery, dispute if needed.
93 agentic MCP tools + 49 specialist agents for every major AI CLI. Self-learning, no API keys.
Verifiable action logs for AI agents. Every action is recorded in a SHA-256 hash chain.
Non-custodial Solana MCP: compare yields, buy tokenized US stocks (xStocks) & Ondo USDY. You sign.
Pay for AI inference with USDC micropayments on Polygon. No API keys needed.
An open-source headless CMS for managing content models and entries.
MCP server for Datamuse word-finding API
Verifiable provenance for AI agents — ZK proofs over confidential documents, no plaintext exposure.
Check an email before an AI agent sends it: send / ask a human / block. Detects prompt injection.
ThryxProtocol v3.1 — gasless AI agent launchpad on Base. 21 tools wrap thryx.fun HTTP API.
PostgreSQL-backed virtual filesystem for agents: session isolation, shared stores, POSIX ops, RLS.
MCP server for n8n workflow management -- view, create, sync and manage workflows via AI.
MCP server for Southwest Airlines - search flights, manage bookings
Track AI agent costs, detect waste, optimize models, and prove ROI. 23 MCP tools across 10 domains.
AI bookkeeping agent for Japanese accountants — auto-classifies freee/Yayoi/MF/TKC transactions.
Shared, persistent memory for AI assistants, built on the Zettelkasten method.
AST-based Python refactoring MCP server with safe automated refactorings and rollback
MCP server connecting Claude Code to GitHub for an issue to branch to PR to close workflow.
MCP server for tool discovery: find, compare, and verify tools across 35+ registries.
Asset planning, market data, econ releases, central bank speakers, US macro, geopolitical. 19 tools.