| # | Tool | Protocol | Networks | Tokens | Price / call | Verified |
|---|---|---|---|---|---|---|
| 1 | 402rates.com | x402 | Arbitrum, Base, Polygon | USDC | $0.001–$0.03 | 2026-10-21 |
| 2 | Agent402 | x402 | Algorand, Arbitrum, Arc | USDC | $0.001–$3.301 | 2026-10-21 |
| 3 | Agentic JP | x402 | Base, Polygon, Solana | USDC | $0.001–$0.009 | 2026-10-21 |
| 4 | Aidress | x402 | Arc, Base, Polygon | USDC | $0.001–$0.05 | 2026-10-21 |
| 5 | anchor-x402 | x402 | Arc, Base, Polygon | USDC | $0.001–$1.77 | 2026-10-21 |
| 6 | EU Compliance Tools | x402 | Arbitrum, Base, Polygon | USDC | $0.001–$0.1 | 2026-10-21 |
| 7 | Losbeto | x402 | Algorand, Base, Polygon | USDC | $0.001–$0.99 | 2026-10-21 |
| 8 | Market Intelligence API | x402 | Arbitrum, Base, Polygon | USDC | $0.001–$5 | 2026-10-21 |
| 9 | MicroTap | x402 | Arbitrum, Base, Polygon | USDC | $0.001–$0.05 | 2026-10-21 |
| 10 | Munition | x402 | Arbitrum, Base, Polygon | USDC | $0.001–$0.05 | 2026-10-21 |
| 11 | SCVD General Store | x402 | Arbitrum, Arc, Base | USDC | $0.001–$21 | 2026-10-21 |
| 12 | Vextorium | x402 | Arc, Base, Optimism | USDC | $0.001–$0.02 | 2026-10-21 |
| 13 | agentsvc.io | x402 | Arbitrum, Base, Polygon | USDC | $0.002–$0.6 | 2026-10-21 |
| 14 | Horizon Pulse | x402 | Base, Polygon, Solana | USDC | $0.002–$1 | 2026-10-21 |
| 15 | Japan Company Fundamentals API | x402 | Base, Polygon | USDC | $0.002–$0.02 | 2026-10-21 |
| 16 | x402check | x402 | Base, Polygon, Arbitrum | USDC | $0.002–$0.1 | 2026-10-21 |
| 17 | OpenWeb Ninja | x402 | Base, Polygon, Arbitrum | USDC | $0.003–$0.005 | 2026-10-21 |
| 18 | x402 Atlas | x402 | Arbitrum, Base, Polygon | USDC | $0.005–$0.108 | 2026-10-21 |
| 19 | AsterPay | x402 | Arbitrum, Base, Ethereum | USDC | $0.006–$0.15 | 2026-10-21 |
| 20 | Allium | x402 | Base, Polygon, Solana | USDC | $0.01–$0.02 | 2026-10-21 |
| 21 | Arch Tools | x402 | Base, Polygon | USDC, USDT | $0.01–$0.1 | 2026-10-21 |
| 22 | corpusAI | x402 | Arbitrum, Arc, Avalanche | USDC | $0.01–$3 | 2026-10-21 |
| 23 | Edge Agents AI | x402 | Arbitrum, Base, Polygon | USDC | $0.01–$0.1 | 2026-10-21 |
| 24 | ScalpStream | x402 | Arbitrum, Base, Polygon | USDC | $0.01 | 2026-10-21 |
| 25 | Xynaptic.io | x402 | Base, Polygon, Solana | USDC | $0.01–$0.25 | 2026-10-21 |
| 26 | InsumerAPI | x402 | Arbitrum, Arc, Base | USDC | $0.05–$0.15 | 2026-10-21 |
| 27 | Bitrefill | x402 | Arbitrum, Base, Bitcoin Lightning | BTC, USDC | Varies, see provider | 2026-10-21 |
Order: lowest listed starting price per call first, then A to Z. Listings without a published price come last. We don’t publish third-party usage statistics.
Keep exploring
Guides
- What is x402? HTTP 402 payments for APIs and AI agents
- How to accept USDC for your API (pay-per-call with x402)
- AI agent payment protocols compared: x402, MPP, AP2, ACP and L402
- Pay-per-call AI APIs: no account, no API key, pay in USDC
- Pay-per-call web scraper API for AI agents: URL to Markdown with WebRead (x402)
- x402 agent verification: check an AI agent is registered and verified with AgentGate
- Prompt injection detection API for AI agents: scan text, web pages and MCP tools (InjectScan)
- Domain and email verification API for AI agents: DNS, SPF/DMARC, domain age and disposable checks (DomainCheck)
- OFAC sanctions check API for crypto wallets: screen an address before your agent pays it (PayGuard)
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