payments MCP Servers
Discover 515 MCP servers for payments
VARRD — Statistically Validated Trading Edges + AI Research Engine
Validated trading edges across futures, equities, crypto. Live signals, full audit trail.
Vector Search API
In-memory vector search with TF-IDF and cosine similarity. x402 micropayment.
VerifiedState Memory
Verified memory for AI agents. Signed assertions, billing attestation, session continuity.
Wallet Portfolio Tracker API
Crypto wallet balances, ERC-20 tokens, USD values across Base and Ethereum. x402.
wallet tracker
KOL, smart money & whale wallets API on Solana, BNB, Base, ETH: Wallet tracker, Leaderboard
wallet verifier mcp
MCP server for verifying EUDI/Talao wallet data via OIDC4VP (pull) for AI agents.
Weather API
Current weather and 7-day forecast for any location. OpenMeteo-powered. x402 micropayment.
Web Scraper to Markdown API
Extract clean markdown from any URL. Removes boilerplate. For RAG pipelines. x402.
Web Search API
Web search returning structured results — titles, URLs, snippets. x402 micropayment.
web3 signals
Crypto signal intelligence: 20 assets, 6 dimensions, regime detection, portfolio optimizer
Webhook Tester API
Test webhook endpoints — send requests, measure latency, validate responses. x402 micropayment.
Whale Alert API
Track large on-chain whale transactions on Ethereum and Base. x402 micropayment.
Willform Agent
Deploy containers on Kubernetes with x402 billing. 9 workload types and source builds.
Wisely x402 Agent-Payment Infrastructure
Self-facilitated x402/MCP payments for hosted endpoints, rail proofs, receipts, and agents.
Word Counter API
Count words, characters, sentences, paragraphs, reading time. x402 micropayment.
workprotocol
Agent work marketplace — browse jobs, claim work, deliver results, get paid in USDC.
x402 alpha
Pay-per-call crypto intelligence: 19 tools over 10+ live sources, USDC via x402.
x402 api
AI API for marketing, content and outreach. 22 endpoints. Pay with USDC on Base via x402.
x402 Discovery MCP
Discover x402 APIs by capability, price & trust. Powered by x402Scout.
x402tools
9 pay-per-call utility tools (QR, screenshot, DNS, OCR, PDF, etc) paid in USDC via x402.
x402watch
Wash-filtered intelligence for x402: categories, services, wash analysis, trends.
x711 — Universal Agent Gas Station
Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.
xcatcher
High-throughput X/Twitter crawl via tasks; download XLSX; x402 USDC Base/Solana top-ups.
xpay Lead Gen
50+ lead gen tools. Apollo, Hunter, Nyne, Tomba, Sixtyfour, Fiber, Exa. Pay-per-use via x402.
xpay Marketing
50+ marketing tools. Lead gen, competitive intel, SEO, content research. Pay-per-use via x402.
xportalx
AI agent gateway with web fetching, data extraction, crypto pricing, and x402 payments
xrploracle
XRPLOracle - 31 XRP Ledger tools: payments, DEX, AMM, hooks, NFTs, validators, DIDs.
yultrace audit
EVM audit (Slither + source + security.txt + MCP-probe + wallet-exposure). 6 tools + /trace.
Zipp
Multi-language crypto news with editorial sentiment + importance scoring; cites original publisher.
zooidfund
MCP server for AI agents to discover campaigns by humans and donate USDC directly on Base.