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x402 paid API tools for AI agents on Base: EU/global registries, crypto, wallet & agent trust.

Ethereum mainnet JSON-RPC paid per call in USDC on Base. No account, no API key: the wallet pays.

Express.js HTTP 402 payment middleware for AI agent micropayments

64 x402 tools: cheap LLM $0.002, web+news search, French residential-IP scraping, FR/UK/US data.

Discover x402 paid APIs and inspect fresh payment requirements before authorizing spend.

Free self-hosted x402 USDC billing for Cloudflare MCP servers, with a Base Sepolia test endpoint.

Pre-payment merchant trust checks for x402 agents on Base and Solana.

Pay-per-call OSINT for AI agents: username + email recon in USDC on Base via x402.

Pay for APIs with USDC. Read-only x402 payment discovery, verification, evidence, and status.

Authorize x402 payments before signing with request-bound, signed safety decisions.

Inspect and validate an x402 endpoint before an autonomous agent spends USDC.

Rug-check & launch radar for trading agents: composite honeypot score, EVM+Solana, keyless x402.

Pay-per-call browser rendering and x402 marketplace ranking for AI agents, billed via USDC.

x402 paid API tools for AI agents on Solana: crypto safety, market data, KYB/AML verification.

Pay-per-call NLP & embeddings APIs on Base via x402. No keys/signup; agents pay per call in USDC.

Pay-per-call NLP & embeddings APIs on Base via x402. No keys/signup; agents pay per call in USDC.

Pay-per-call web & EU business intelligence for AI agents (x402 USDC on Base). 11 tools.

Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.

Issue and top up x402 virtual cards or buy Freeland travel eSIMs with Base USDC.

Machine-payable prediction-market briefs and probability-change monitoring for AI agents.

Wash-filtered intelligence for x402: categories, services, wash analysis, trends.