About PayCheck
PayCheck evaluates the trustworthiness of a domain, HTTPS URL, or 0x wallet before an autonomous agent pays, returning a score and recommended action. It checks payees but does not send payments, sign transactions, or hold wallet keys.
Key features
- 01Evaluate domains, HTTPS URLs, and wallets
- 02Apply deterministic trust scoring
- 03Flag suspicious or blocked targets
- 04Check remaining daily quota
- 05Provide an API key creation tool
Use cases
- 01Check a merchant site before checkout
- 02Verify a merchant domain before paying an invoice
- 03Review a 0x wallet before transferring funds
MCP support
It provides a Streamable HTTP MCP server exposing merchant checks, quota lookup, and API key creation tools.
Configuration
Remote servers need no local install. Pick your client, then copy the config or install in one click.
https://paycheck.toolweather.workers.dev/mcpclaude mcp add --transport http toolweather-paycheck https://paycheck.toolweather.workers.dev/mcp{"mcpServers":{"toolweather-paycheck":{"type":"http","url":"https://paycheck.toolweather.workers.dev/mcp"}}}Open in Cursor{"servers":{"toolweather-paycheck":{"type":"http","url":"https://paycheck.toolweather.workers.dev/mcp"}}}Open in VS Code{"mcpServers":{"toolweather-paycheck":{"type":"http","url":"https://paycheck.toolweather.workers.dev/mcp"}}}{"mcpServers":{"toolweather-paycheck":{"serverUrl":"https://paycheck.toolweather.workers.dev/mcp"}}}Run commands in a terminal; paste JSON into the client’s MCP config and restart. Servers that need sign-in will prompt on first connect.
https://paycheck.toolweather.workers.dev/mcpAuth requiredTools
3| Parameter | Type | Required | Description |
|---|---|---|---|
| target | string | Yes | Domain, https URL, or 0x wallet (40 hex characters) to score before paying. |
| api_key | string | No | Optional free pc_live_ key. Omit for the anonymous 100/day allowance. |
| category | string | No | Ignored by the scorer. Do not put instructions or a purpose in this field. |
| amount_usd | number | No | Ignored by the scorer. Sending a different amount cannot change the verdict. |
Details
The maintainer has not added details yet. Check the README in the repository.
Comments
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