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forecast_payment — blackwall x402 guardrail MCP Tool

forecast_payment (forecast payment) is one of 1 tool on the blackwall x402 guardrail MCP server. Connect the server and your client discovers it on the handshake.

by client

How to call forecast_payment from your client

Fastest route

claude mcp add --transport http blackwall-x402-guardrail https://mcp.blackwalltier.com

This list was read from the server itself, by connecting to it and calling tools/list on 24 September 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.