x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| — | Tanship x402 API tanship.dev Curated payment-gated AI and web intelligence API for autonomous agents on Base (eip155:8453). All paid endpoints require USDC payment via x402 v2 protocol. | AI | Base | $0.005 | 1 | 1 |
| — | Deterministic x402 Utility APIs x402-url-evidence.vercel.app Paid deterministic utility APIs settled in native USDC on Base. | AI | Base | $0.042 | 3 | 2 |
| — | x402.valintix.com valintix.com An x402 service providing data access, content summarization, and content transformation endpoints. | AI | Base | $3.52 | 352 | 1 |
| — | x402-zadenworks x402-zadenworks.zaden-gaming.workers.dev Fourteen pay-per-call web tools for AI agents, billed in USDC on Base with no account or API key. START WITH /audit -- one call returns a complete page health… | Data | Base | $0.01 | 1 | 1 |
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