59 pay-per-call AI services as MCP tools with automatic x402 USDC-on-Base payment.
Free
2 servers across payments & billing. The largest is Amanchain (amanchain-mcp).
Payments & Billing
2
servers published
1 category
136
downloads
counted by the registries
0
followers
told when a release lands
1 of 2
security-scanned
servers with a scan grade
2 MCP servers, most downloaded first. 2 of 2 are free to start.
AmanChain: quantum-resistant x402 payments. Remote MCP, 50 paid services. USDC on Base or AMAN.
Free
Authentication
0 of 2 use OAuth
The rest either hold an API key issued by the publisher or ask for nothing.
Support
Community publisher
Listed without a verification tick. Read the listing before installing.