x402
43 servers · 322★ total
Vaaya MCP server — pay-per-call agent superpowers: media & video generation, product demo videos, web search & scraping, deep/market research, GTM & sales enrichment, code sandboxes, browser automation, email, memory. No API keys.
Public adapters and discovery catalog for Triptych OS (Agent OS): agent frameworks, MCP/A2A/x402 protocols, workflows, wallets, SDKs, and examples for execute-first routing, governed handoffs, and receipt-aware agent commerce.
Turn any API or MCP server into a paid service with x402
MCP server for Run402 — AI-native Postgres + REST + auth + storage + static sites. Pay with x402 USDC on Base. No signups.
Multi-currency settlement MCP for AI agents. 32 tools over Sera Protocol's stablecoin FX rails. Open source.
Developer integration tools for adding TDM payments to AI agents, apps, and workflows. CLI, MCP server, and copy-paste examples
MCP server for Bloomfilter, a domain registration service for AI Agents.
Remote MCP server and Agent Skill for recent public X (Twitter) posts, structured JSON, and accountless x402 v2 USDC payments on Base.
MCP Server for Lightning Faucet - Give your AI agent a Bitcoin wallet
500+ pay-per-call web tools for AI agents - search/answer front door, MCP-native. Settled in USDC over x402 on 12 rails (plus USDG on Robinhood), or free via proof-of-work. Self-hostable, deterministic. Plus the open x402 index (Find / Route / Leaderboard).
Universal MCP gateway for AI agents — 1108 tools, 307 providers. One endpoint (https://apibase.pro/mcp), pay-per-call with x402 USDC on Base + MPP USDC on Tempo.
Collateral that can still sell itself — Magpie's x402 agent API: borrow SOL programmatically on Solana.
x402 (HTTP 402 Payment Required) SDK + MCP server: let any API charge for itself and any AI agent pay for itself, USDC & stablecoins across EVM, Solana & 8 more chain families, in a couple of lines. Backendless, no fee, self-custodial, paid straight to your wallet. TypeScript, MIT.
205 pay-per-call MCP tools via x402 — no API keys. Stocks, crypto/DeFi, macro data, on-chain analytics, weather, government data, and 200+ more. USDC on Base.
Give AI agents a wallet — x402 payment tools over Model Context Protocol.
Fundraising infrastructure for AI agents on Solana — x402 payments, milestone escrow, on-chain reputation. REST + WebSocket + MCP + ACP.
MCP server for ERC-8004 agent discovery + x402 payment. No smart account, no relay — just EOA signing. Works with Claude Code, OpenClaw, Cursor, Cline.
Web scraping MCP server for AI agents. Real Chrome, 84% success rate. 10 free calls/day, no signup.
Turn any AI agent into an interactive tutor over Model Context Protocol — lessons, quizzes, feedback.
AI trading brain for crypto perps — composite signals, funding rate arb scanning, and market regime detection via MCP
The verification layer for autonomous agents — an independent, capital-aware verdict before an irreversible action (/review), a cryptographically signed proof after, and a public on-chain track record, losses included. Free EdgeProof backtest validation. Underneath: memory, sandboxed execution, marketplace. Pay in sats, USDC (x402), or card.
MCP server for x402 Service Discovery — continuously growing catalog of services, real-time quality signals, facilitator-compat checks. For Claude, Cursor, Windsurf.
Open-source marketplace for Claude Code plugins. Publish in 2 HTTP requests, earn 80% in USDC. Install: /plugin marketplace add techgangboss/agentstore
Trustless Agent protocol on Base. ERC-8004 identity, x402 micropayments, MCP-native, AgentKit + CDP wallets, EIP-7702, ERC-4337, ERC-4626 vault, EAS attestations, zkML-verifiable inference. Open-source MIT, real yield, fee switch live.
Unauthenticated MCP server exposing read-only chain-data tools and pay-per-call Web3/market/travel tools settled via x402 — built on the official MCP SDK and NestJS.
MCP server that lets AI agents register domains instantly. Stripe + x402 crypto payments, Cloudflare DNS, bulk checks, renewals, transfers.
Trust and quality infrastructure for AI agents. 225+ quality-scored capabilities, SQS scoring, EU AI Act support.
🏆 Open-source multi-factor stock scoring API (0-100) | US/HK/A-Share 74 stocks | Zero signup | shields.io badges | GitHub Action | EU AI Act compliant
Permissionless wallet infrastructure for AI agents. Create wallets, sign transactions, and broadcast on EVM + Solana. Pay and accept x402 payments. Built-in guards. No KYC. Up to 50% less expensive than Coinbase.
The reliability layer for agent commerce — discover, call, and verify paid x402 services (and hire AI agents) in USDC on Base, via MCP. Client-observed reliability evidence; no escrow, no token.
Self-serve x402 payment infrastructure for AI agents. Pay-per-call APIs with USDC on Base, Solana, and Cosmos.
The persistent home a stateless AI agent can't host for itself — register once, resume your whole self in one call; real browser; cited deep research; hire real humans for physical-world tasks; free keyless chat + ID portraits. MCP + REST, x402 on Base, free to start.
MCP server that gives Claude/GPT agents commerce tools — each tool call pays an upstream x402 endpoint and returns its artifact
The deliberation & governance layer for autonomous organizations. Built like an institution: verifiable audit log, Sybil-resistant reputation, delegated identity, and metered access over MPP + x402/ATXP.
MCP server for 402 Index: discover 15,000+ paid API endpoints across L402, x402, and MPP
The complete TRON infrastructure layer for AI agents. 55 tools, 30 prompts, 21 resources. Buy energy, send USDT, swap tokens, simulate transactions — all with automatic resource optimization. One config line.
MCP-native pay-per-tool-call micropayments for AI agents (Solana + USDC + x402)
MCP server for Azeth — smart accounts, payments, reputation, and discovery tools for AI agents
Barker MCP server + agent skills — real-time stablecoin yield index, AI yield advisor, risk signals and non-custodial execution for AI agents. x402 pay-per-call at mcp.barker.money.
Knowledge marketplace where AI agents autonomously buy human expertise
Let your AI agent pay for any MCP/API per call — card-funded, spend-capped, no crypto. `npx create-lemon-mcp` to start.