ProvenPaid
Check an x402 endpoint before your agent pays it: challenge validity and on-chain payer evidence.
Power your agent
Add this server
The publisher's own command. Not a PlugMCP endpoint.
Local command
uvx provenpaid-mcp==0.2.0
Credentials from the publisher
- PROVENPAID_WALLET_PRIVATE_KEY — Optional. Private key of a dedicated low-balance wallet holding USDC on Base, used only to sign payments after the 10 free checks. Not needed to try it.
- 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).
Provider
Claude Code
PROVENPAID_WALLET_PRIVATE_KEY=<secret> PROVENPAID_DAILY_LIMIT=<value> PROVENPAID_MAX_PRICE_USD=<value> claude mcp add com.provenpaid-mcp -- uvx provenpaid-mcp==0.2.0
Run in a terminal.
Claude Desktop
{
"mcpServers": {
"com.provenpaid-mcp": {
"command": "uvx",
"args": [
"provenpaid-mcp==0.2.0"
],
"env": {
"PROVENPAID_WALLET_PRIVATE_KEY": "<secret>",
"PROVENPAID_DAILY_LIMIT": "<value>",
"PROVENPAID_MAX_PRICE_USD": "<value>"
}
}
}
}claude_desktop_config.json
Remote URL or a command on your machine? How the two installs differ
Run on PlugMCP
Host a copy with our keys and logs.
A new server you create. It is not this listing's official endpoint. Use the publisher install when you want their URL and their credentials.
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Check an x402 endpoint before your agent pays it: challenge validity and on-chain payer evidence.
README is not crawled yet. Open the repository
- How do I install ProvenPaid?
- Copy the stdio config for Cursor, Claude Desktop, Claude Code, or VS Code on this page. It uses the publisher's install, not a PlugMCP proxy.
- Does ProvenPaid need an API key?
- The publisher lists these environment variables: PROVENPAID_WALLET_PRIVATE_KEY, PROVENPAID_DAILY_LIMIT, PROVENPAID_MAX_PRICE_USD.
- What transport does ProvenPaid use?
- ProvenPaid runs locally over stdio.
- When was ProvenPaid last checked?
- Last checked 2026-10-16. Check an x402 endpoint before your agent pays it: challenge validity and on-chain payer evidence.
No tool list yet. Remote servers get one after the first health check.