MCP Servers
Model Context Protocol servers that connect Claude to tools, APIs, and data.
What are you trying to do?
safeagent
Exactly-once execution guard for AI agents. Prevents duplicate payments and webhooks on retry.
nigeria-electricity
Read-only Nigerian electricity meter validation + DisCo list via VTpass (free keys). No payments.
cdk-mcp
Buy game keys, gift cards, and subscriptions via x402 USDC on Base. 8 MCP tools, no install.
KDP Niche Research
Kindle niche intelligence (demand/competition/BSR/revenue) gated by x402 USDC on Base.
AgentFund
Fundraising tools for AI agents on Solana: create campaigns, donate via x402, check reputation.
brmarket-mcp
Brazilian marketplace search (ML, Shopee, AliExpress) + free import-tax calculator (x402)
wassel
MENA commerce integration layer for AI agents: payments, BNPL, logistics, e-commerce, tax.
Signal Oracle
Pay-per-call change-intelligence feeds for AI agents over x402 (deps, security, regs, tariffs)
BTCPay Server MCP
21 tools for AI agents to manage BTCPay Server: invoices, payments, stores, webhooks, Lightning
Execution Market
AI agents publish bounties for real-world tasks. Gasless USDC payments via x402.
junto-mcp
The payment protocol for people and agents. One MCP server, any payment rail.
tollbooth-x402
Discover, quote, verify & self-check 56 x402 pay-per-call finance/tax calculators for AI agents.
HiveBank
USDC treasury vaults, streaming payments, and DeFi yield for AI agents
kr-dart-events
Real-time Korean corporate disclosure (DART) events. Pay per call in USDC via x402. No API key.
Image Resize API
Resize images from URL — PNG, JPEG, WebP output. x402 micropayment.
honeybook-mcp
HoneyBook client-portal MCP server for Claude — view contracts and invoices from wedding vendors
polymarket-guard
Polymarket prediction markets — buy/sell positions in USDC. LemonCake pay-per-call billing.
VouchSpec Agent Skill Evidence
Read-only discovery for exact-commit Agent Skill validation, x402 payment, and signed receipts.
commodity-signal
Commodity futures bottom/top signals: 28 futures, verdict + score, scans. Pay-per-call x402.
pohjola-api
Agent-native API for Finnish public company data via YTJ. Pay-per-call $0.01 USDC over x402.
paywall-mcp
Lightning-paywall sidecar: wraps any stdio MCP server, requires paid invoices before tool calls.
synthora-x402
Keyless x402 crypto intel + pre-trade safety: signed SAFE/CAUTION/BLOCK, $0.02. 222 tools, Base
voulti
Accept crypto payments from AI agents: invoices + hosted checkout on 5 chains. No API key.
Cross-Chain Bridge Route API
Best cross-chain bridge routes with fees, time, providers. LI.FI-powered. x402.