Spend Controls for Anthropic Agents

MCP-native spend controls for Claude-powered agents. 5ms decisions.

Anthropic's MCP protocol makes it easy to add tools to Claude agents. sipi.bot's MCP server is a single tool — spend_check — that evaluates any transaction against your rules and returns a structured decision. Works with Claude Desktop, Claude Code, and any MCP-compatible host.

Set up your spend firewall →

HTTP/1.0 404 Not Found Server: BaseHTTP/0.6 Python/3.12.13 Date: Sat, 18 Jul 2026 00:35:29 GMT Content-Type: application/json Content-Length: 22 Connection: close Access-Control-Allow-Origin: * Access-Control-Allow-Headers: Authorization,Content-Type Access-Control-Allow-Methods: GET,POST,DELETE,OPTIONS,HEAD X-Content-Type-Options: nosniff X-Frame-Options: SAMEORIGIN Referrer-Policy: strict-origin-when-cross-origin Strict-Transport-Security: max-age=31536000; includeSubDomains {"error": "not_found"}