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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.
Wellness Master
MCP server for Wellness-Master — pay-per-call wellness micro-content (18 formats x 20 langs) settled in USDC on Solana via x402.
Base L2 Agent Kit MCP
MCP server for Base L2 earning and security tools — contract audit, gas estimates, yield farming, token analysis, wallet health
Chief Editor MCP
MCP server for the Chief Editor AI slop detector — analyses text for AI-generated writing patterns
Chain Context MCP
MCP server giving AI agents live crypto market data (price, 24h stats, trending). x402-ready, runs on Cloudflare Workers.
Test Canary
Test service for hsh-deploy. Will be deleted in 5 min.
Farebox MCP
MCP server — connect Claude Desktop, Cursor, or any MCP client to 36+ frontier LLMs. Pay per token in USDC on Solana.
Perflo Plugin
Pay for data and move money from your agent. MCP server + skills for Perflo.
Payper MCP
MCP server — AI agents rent GPUs & pay in USDG over x402 on Robinhood Chain.
Stateless Math Worker
MCP configuration and API schema definitions for the x402-monetized Stateless Math Aggregator worker.
Agent Utils MCP
MCP server: geocoding, weather, web search, URL-to-Markdown and secure randomness for AI agents — $0.01 USDC per call via x402
Agentfilings API
Structured SEC/EDGAR filing data for AI agents - HTTP API and MCP server, pay-per-call via x402 on Base
APITOLL
The commerce layer for the x402 agent economy — micropayments for AI agents on Base and Solana
Push Notifications MCP
Push notifications and alerts AI agents can send and manage.
Solana Vanity MCP
Generate custom Solana vanity addresses on demand from your agent.
Cortex App
Institutional memory for the agentic era. Open-source GraphRAG knowledge base: documents in, Neo4j knowledge graph out. Humans get chat + deep research with cited answers, agents…
CronusCapital
Autonomous prediction-market oracle on Arc. AI agents discover Cronus over a remote MCP and pay gas-free x402 micro-payments (0.001 USDC via Circle Gateway). Keyless on-chain exec…
Parlaycity
On-chain parlay betting protocol on Base. ETHDenver 2026.
Clawdmarket
Autonomous agent-to-agent marketplace with live Karpathy loop self-improvement. Agents discover, hire, benchmark, and evolve programmatically. MPP/x402/MCP. No humans in the loop.
Ligis
Ligis is the portable identity and credential layer for AI agents on the Pharos Network.
CrawlPay Vault
Pay-per-crawl for AI agents - x402 payments on Base, private vaults via Story CDR, autonomous search with Exa.
Hiss
Open-source SDKs, CLI tools, MCP integrations, agent skills, contract interfaces, and vault-building tools for HISS Finance on Robinhood Chain.
Bridgenode Skill
BridgeNode — x402 pay-per-request AI inference. Agent skill and buyer-side examples for AI agents.
Ledgerguard
Protocol-neutral, non-custodial transaction intent control and settlement evidence for wallets, applications, and AI agents.
Solwave X402 Adk
SolWave - AI-Powered Payments for the Autonomous Web. Complete platform for AI-powered payments on Solana using x402 payment protocol, Google Agent Development Kit (ADK), and auto…
Suede SDK Python
Python SDK for the Suede Labs AI x402 surface — pay-per-call music, stem, MIDI, mastering, and IP endpoints, settled in USDC on Base. By Jason Colapietro.
Custodian
Autonomous RWA asset manager on Casper — pay x402 for data, reason with Gemini, act on-chain (Odra). Casper Agentic Buildathon.
Otomat
Solana x402 micropayment rail: HTTP 402 facilitator, one-line monetization middleware, payment channels, on-chain escrow settlement, and an agent wallet kit.
Seeqme Hedera Agent
SeeqMe Hedera Agent — x402 pay-to-deploy MCP server. Accepts HBAR payments on Hedera mainnet, verifies via blocky402, and triggers portfolio deployments through the SeeqMe backe…
Splitx402
Agent payment routing and verifiable referral accounting for x402 APIs.
X402 Paywall Starter
Minimal FastAPI + x402 pay-per-call starter — turn any endpoint into a paid API in 10 min (USDC, Base/Solana, no accounts/keys)
Undertow
CoinMarketCap AI-Agent Strategy Skill that trades the gap between what the crowd feels and how it's positioned — backtested, reproducible, native to the CMC Agent Hub (MCP · x402…
Bridgenode SDK Python
BridgeNode — x402 pay-per-request AI inference. Python SDK.
Deskcrew Claude Plugin
DeskCrew for Claude Code: helpdesk MCP server (tickets, replies drafted for human approval, knowledge base and changelog) plus skills for the x402 bounty board where AI agents ear…
X402 Flowmcp Org
Payment-gated MCP server with X402 on-chain payments, Avalanche data via Sim by Dune, and A2A protocol support
Whisper On Base
The no-code developer tool that lets you quickly spin up LayerZero-powered omnichain messaging channels between Base and any EVM chains, enabling your AI agents to communicate cro…
Cerebrus Pulse Examples
Examples and tutorials for Cerebrus Pulse — crypto intelligence for AI agents. Claude Desktop, LangChain, Python SDK.
Arc X402 Agent
Let an AI agent pay for x402-protected APIs on Arc, but only within policy. EIP-3009 USDC payments, guardrails, MCP tools.
X402 Toolkit
Production-informed Rust toolkit for x402 — payment-gated APIs, MCP tools, and usage-based billing. Axum middleware, async client, EIP-3009 helpers, multi-network. Vendor-neutral.…
Tercet
The book of record for machine payments - x402 purchases reconciled 3 ways, every difference named. Your agents buy; tercet keeps the books.
X402hub
Free directory of x402 pay-per-call APIs, with the code to call every one. Live: https://x402hub-coral.vercel.app
Sponge
Sponge — independent third-party profile of a public API surface, by API Evangelist. Sponge builds financial infrastructure for the agent economy — wallets that let AI agents hold…
Apiacre
74 pay-per-call HTTP products, 73 MCP tools, and Pixel Acre agent advertising. Exact USDC on Base and Solana.
Onchain Router
Secure x402 clients for AI agents—Buyer Runtime, CLI, SDKs, MCP, proxy, budgets, recovery, and verified receipts.
Guardrail Core
Policy enforcement for AI agent tool-calls: spend caps, rate limits, recipient allowlists, PII/secret detection, append-only audit log.
Periplo
x402 payment facilitator with Bazaar (discovery) for Stellar — SCF #45 Build Award submission
X402 Swap
Agent trust contracts and discovery metadata for x402 Swap
Awesome MCP Monetization
A curated list of tools, protocols, platforms, and resources for monetizing MCP servers
Paid MCP Starter
Ready-to-use templates for monetizing MCP servers — no-code, x402, and Stripe approaches
Proxies Sx MCP Server
MCP server for Proxies.sx — 55 tools across 11 categories. Manage mobile/residential proxies, mint x402 USDC sessions, rotate IPs from any MCP-compatible AI agent (Claude Desktop,…
Prime Compute
Autonomous compute marketplace: an AI broker rents idle GPUs, CPUs, and servers and streams USDC nanopayments on Arc via x402, handing a lease off to another provider when one deg…