Best Agent Marketplaces & Directories that accept crypto (2026)
Browse marketplaces and directories of AI agent services that settle in crypto: x402 Bazaar explorers, multi-API hubs, and agent-to-agent marketplaces. 26 listings compared side by side.
| # | Tool | Protocol | Networks | Tokens | Price / call | Verified |
|---|---|---|---|---|---|---|
| 1 | Agent402 | x402 | Algorand, Arbitrum, Arc | USDC | $0.001–$3.301 | 2026-10-21 |
| 2 | API Acre | x402 | Base, Solana | USDC | $0.001–$0.025 | 2026-10-21 |
| 3 | CoinopAI | x402 | Base | USDC | $0.001–$0.75 | 2026-10-21 |
| 4 | CyberWareX | x402 | Base | USDC | $0.001–$5 | 2026-10-21 |
| 5 | HALOWERK | x402 | Base | USDC | $0.001–$0.05 | 2026-10-21 |
| 6 | Macaroon Network | x402 | Base | USDC | $0.001–$0.05 | 2026-10-21 |
| 7 | MicroTap | x402 | Arbitrum, Base, Polygon | USDC | $0.001–$0.05 | 2026-10-21 |
| 8 | Vextorium | x402 | Arc, Base, Optimism | USDC | $0.001–$0.02 | 2026-10-21 |
| 9 | x402dir | x402 | Base | USDC | $0.001 | 2026-10-21 |
| 10 | agentsvc.io | x402 | Arbitrum, Base, Polygon | USDC | $0.002–$0.6 | 2026-10-21 |
| 11 | Grokzilla | x402 | Base | USDC | $0.002–$0.1993 | 2026-10-21 |
| 12 | 2s | x402 | Base, Solana | USDC | $0.0025–$0.045 | 2026-10-21 |
| 13 | Mekler AI | x402 | Base, Solana | USDC | $0.002796–$0.25 | 2026-10-21 |
| 14 | nsgoods | x402 | Base, Solana | USDC | $0.005–$0.25 | 2026-10-21 |
| 15 | Pocket Network | x402 | Base | USDC | $0.005 | 2026-10-21 |
| 16 | x402 Atlas | x402 | Arbitrum, Base, Polygon | USDC | $0.005–$0.108 | 2026-10-21 |
| 17 | Agent Revenue Network | x402 | Base | USDC | $0.01 | 2026-10-21 |
| 18 | WickedAPI | x402 | Base | USDC | $0.01 | 2026-10-21 |
| 19 | x402 Tools & Services | x402 | Base | USDC | $0.01 | 2026-10-21 |
| 20 | x402scan | x402 | Base | USDC | $0.01–$0.02 | 2026-10-21 |
| 21 | Xynaptic.io | x402 | Base, Polygon, Solana | USDC | $0.01–$0.25 | 2026-10-21 |
| 22 | Ausca | x402 | Base | USDC | $0.05–$0.4 | 2026-10-21 |
| 23 | Lucid (Daydreams) | x402 | Base | USDC | Varies, see provider | 2026-10-21 |
| 24 | Olas Mech Marketplace | Olas Mech Marketplace (on-chain requests) | Gnosis, Base, others supported by Olas | native tokens / OLAS ecosystem | Varies, see provider | 2026-10-21 |
| 25 | Virtuals Protocol ACP | ACP (ERC-8183 escrow), x402 | Base | USDC, VIRTUAL | Varies, see provider | 2026-10-21 |
| 26 | x402 Bazaar (Coinbase CDP) | x402 | Base, Solana, others | USDC | Varies, see provider | 2026-10-21 |
How we order this list
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. The order is not a ranking of quality or an endorsement, and paid Featured or Sponsored placements never change the order. Prices and networks come from each provider’s own site or payment requirements, verified on the date shown on each tool page.
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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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