Check an x402 endpoint before your agent pays it: challenge validity and on-chain payer evidence.
ProvenPaid is an MCP integration. Check an x402 endpoint before your agent pays it: challenge validity and on-chain payer evidence.
The published pypi package is provenpaid-mcp, version 0.1.0. Its declared MCP transport is stdio.
The package declares PROVENPAID_WALLET_PRIVATE_KEY (required): Private key of a dedicated low-balance wallet holding USDC on Base. Used only to sign payment authorizations.; PROVENPAID_DAILY_LIMIT: Maximum paid checks per UTC day (default 20).; PROVENPAID_MAX_PRICE_USD: Refuse checks priced above this (default 0.01, hard ceiling 0.10)..
Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.
View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.1.0 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.
Browse related blockchain & web3 MCP servers for tools that cover the same kind of work.
| Variable | Description | Required |
|---|---|---|
| PROVENPAID_WALLET_PRIVATE_KEY | Private key of a dedicated low-balance wallet holding USDC on Base. Used only to sign payment authorizations. | Yes |
| PROVENPAID_DAILY_LIMIT | Maximum paid checks per UTC day (default 20). | Check documentation |
| PROVENPAID_MAX_PRICE_USD | Refuse checks priced above this (default 0.01, hard ceiling 0.10). | Check documentation |
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