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MCP servers tagged x402
528 live MCP servers tagged "x402", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with x402.
Zenidp/solinkify-mcp
y @solinkify/mcp`
Nikolife2016/pulsefeed-x402
mcp`
Fronesis-Labs/dcl-webhook
call via x402 (USDC on Base), from $0.01. `mcp.fronesislabs.com/mcp`
Awesome Stellar AI
AI agent protocols, infrastructure, developer tools, and applications built on Stellar.
x402 Preflight
Catch silent-fail x402 payment config mistakes before you deploy. A small CLI + library that checks network strings, EIP-712 asset names, asset/network consistency, and facilitato…
Mangrove Agent
Claude agent for use with the Mangrove Developer API & MCP Server.
CardZero
The first universal payment wallet for AI Agents. USDC on Base.
Agentstore
Open-source marketplace for Claude Code plugins. Publish in 2 HTTP requests, earn 80% in USDC. Install: /plugin marketplace add techgangboss/agentstore
M2m
Machine 2 Machine Protocol, x402 + A2A + MCP
Clawy MCP Server
Pay-per-use MCP server for AI agents — 15 API tools + smart LLM routing. No API keys needed, pay with USDC on Base.
Mycelia Signal Sovereign Oracle
Sovereign oracle protocol — cryptographically signed data over Lightning sats (L402) and USDC on Base (x402). 11 feeds, 9 exchanges, DLC attestations, MCP server. No API keys, no…
Santos Audit API
Scores any public URL on whether AI agents can discover, understand, call, and trust it. Machine-payable via x402 — USDC on Base, no account.
Tilde MCP
Search engine for x402 resources built for AI Agents
Floe Labs Docs
Cost & margin ledger for voice AI
Awesome X402 MCP Services
Curated list of awesome (paid via x402) MCP services. No accounts required. Payments via x402 for MCP tools.
Smartmonetize AI Powered Revenue Growth Engine
Revenue triage CLI + public fit-check issue for products with attention but no paid conversion.
Merx MCP
Power AI agents on TRON with 66 MCP tools for energy markets, USDT/USDC/USDD payments, and x402 v2 facilitation
Dcl Skills
Security & compliance skills for AI agents (jailbreak defense, PII/secret redaction, hallucination checks) with a DeFi-specialized suite — free instruction-only mode or paid on-ch…
Warppay402 Server
Instant x402 V2 monetization SDK for MCP tools, Hono APIs, Cloudflare Gateway, and Base.
Agent Hosting MCP
MCP server for agent-hosting.chitacloud.dev — deploy AI agents with 1 npm install. Pay x402 USDC on Base. By alexchenai.
Data Feeder
Declarative data feeds for AI agents. YAML config → MCP server with caching, scheduling, and auth.
Hermesplant Examples
Runnable Hermes Plant MCP server and examples for deterministic finance/quant APIs paid over x402.
Agent Budget Guard
AI agent budget management & anomaly detection | x402 USDC | JPYC ready
Data API
🔧 MCP Server with 16 developer data tools (GitHub, NPM, HackerNews, Crypto) + x402 micro-payments on Base chain
Agent Security Gateway
Deterministic AI security scanner | Prompt injection detection | x402 USDC
Csoai X402 Wrap MCP
🔌 Exposes MEOK x402 Wrap over MCP — 1-line USDC paywall for any FastMCP tool. MIT. By MEOK AI Labs.
Animicaorg
Animica — post-quantum proof-of-work L1 blockchain. Profile README.
Ripar Skills
MCP server, A2A agent card and ARC-4 registry decoders for Ripar. 15 tools that read Algorand box storage and compose registry calls — usable from any MCP client.
Deaddrop MCP
MCP server: AI agents share self-destructing one-time secrets via DeadDrop - zero-knowledge, paid per call in USDC over x402 on Base
Bankr Registry MCP
Bankr Registry MCP: Central discovery for 361 x402 capabilities. AI agents search by task, category, keyword. Structured cards: cap, task, when, gain, pay, cost, hub. Payment via…
Real Estate Analysis API With X402 Micropayments On Base L2
Real estate analysis tools (property data extraction, FHA compliance scanning, investment metrics) with x402 micropayments on Base L2.
Cyberwarex MCP
MCP servers for the CyberWareX x402 API suite — live web access, DeFi token safety, EVM chain data, voice-to-text. Pay per call in USDC on Base; no accounts, no API keys.
True402
true402 — machine-native x402 marketplace on Base
Autonomous Founder Agent
Free public-metadata preflight for MCP and agent repositories, plus fixed-scope launch audits.
Imprest
Spend control & audit for AI agents — give your agent an allowance, not your keys. MCP server, non-custodial, x402.
Agent Discovery MCP
MCP server for ERC-8004 agent discovery + x402 payment. No smart account, no relay — just EOA signing. Works with Claude Code, OpenClaw, Cursor, Cline.
Asm Spec
The selection layer for agents: which tool an agent can use, should use, and pays — between discovery (MCP/ARD) and settlement (x402/AP2)
Accord Protocol
Open standard for autonomous agent work agreements: terms, verification receipts, settlement receipts and rail adapters.
Evolved
Free & open-source business operating system anyone can stand up for their own company - four surfaces, one brain: an MCP (84 tools), a crew field app, a Google Sheets workbook +…
Agent Finance
The financial home AI agents run on.
Altana SDK
Non-custodial agentic wallets with onchain session key delegation. TypeScript SDK, MCP server, and x402 payments for AI agents on BNB Chain, Ethereum, and Base.
Chit402
The book for paid AI compute. Hub, model, and amount on collected rows you hold.
Agentsvc MCP
agentsvc.io MCP Server — 20 pay-per-call AI agent tools via x402 micropayments on Base
Thebuyside X402 Agent
Buyer-side x402 MCP gateway — let any agent pay any x402 API on Base or Solana without seeing a 402 or a wallet
Hfsp Labs Colosseum
Deploy per-user autonomous Solana AI agents powered by SendAI Agent Kit. Free trial chatbot → paid agent running 24/7.
Ugf MCP
MCP server for gasless cross-chain transactions — agents pay with stablecoins or any native EVM coin and route to EVM, Solana, or Sui. Self-custody by design.
Facilitador Stellar
x402 payment facilitator for Stellar with a discovery layer: exact USDC settlement on Soroban with sponsored fees, automatic cataloging on settlement, semantic search with abstent…
Agent Economy Data
Open measurements of the AI agent economy: the x402 protocol and the MCP server registry, with the keyless scripts that take the readings.
Paid Tool Example
Runnable MCP server with a free tool and a $0.01 paid tool, gated by @harpd/mcp-paid-tool-starter. Works with Claude Desktop; tested over real stdio.
Mailgent MCP
Mailgent MCP server — email, vault, calendar, identity & x402 payment tools for AI agents.