MCP Server Registry
Browse 46,856 servers scanned across 184 detection rules
x402 Market Intelligence + Russian Web Access
Check x402 endpoints before paying: liveness, price history, farm detection. Plus RU web access.
x402-mcp-server
x402 Payment Gateway for AI Agents — enable micropayments between agents using USDC on Solana
x402 MCP Starter
Free self-hosted x402 USDC billing for Cloudflare MCP servers, with a Base Sepolia test endpoint.
x402 Merchant Check
Pre-payment merchant trust checks for x402 agents on Base and Solana.
x402 Micro Tollgate
x402 HTTP 402 + MCP paywall: charge USDC per agent call. Self-host via npx or Docker.
x402nano
Machine-payable prediction-market briefs and probability-change monitoring for AI agents.
x402 Payments
HTTP-native micropayments with USDC on Base and Solana via the x402 protocol.
x402 Pay — USDC API Payment Helper
Pay for APIs with USDC. Read-only x402 payment discovery, verification, evidence, and status.
x402 Preflight
Inspect and validate an x402 endpoint before an autonomous agent spends USDC.
x402 Seller
Pay-per-call MCP tools (crypto/DeFi data, web reading, AI tasks) in USDC over x402 on Base.
x402-seller — rug protection & safe-alpha for trading agents
Rug-check & launch radar for trading agents: composite honeypot score, EVM+Solana, keyless x402.
x402-snap
Pay-per-call browser rendering and x402 marketplace ranking for AI agents, billed via USDC.
x402 Text Tools Catalog
Pay-per-call NLP & embeddings APIs on Base via x402. No keys/signup; agents pay per call in USDC.
x402 Text Tools Catalog
Pay-per-call NLP & embeddings APIs on Base via x402. No keys/signup; agents pay per call in USDC.
x402 Toolbox
Free, read-only MCP subset of x402 Toolbox's cheap data endpoints, free via MCP.
x402 Tools
Pay-per-call research tools for AI agents, paid via x402 USDC. Remote MCP, one free tool.
x402 Trading & On-Chain Intelligence
77 pay-per-call x402 tools for AI trading & on-chain agents: prices, sniping, perps, RH Chain, MEV
x402 Triage MCP
MCP server for no-payment x402 surface triage, 402 Index health checks, and paid review handoff.
x402 Trinity
Give an agent a wallet. Pays for x402 resources within hard limits. Base + USDC, gasless.
x402 USDC Payments
AI agent micropayments via x402 USDC for crypto-native tool access.
x402-vend — WebIntel
Pay-per-call web & EU business intelligence for AI agents (x402 USDC on Base). 11 tools.
x402watch
Wash-filtered intelligence layer for x402 — read-only access to category stats, service details, wash analysis aggregate, service search, and 24h trends.
x402 Web Extract
Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.
x402 Web Tools
Pay-per-call tools for agents: web page to Markdown, tech stack, email domain check (x402 USDC)