MCP Server - Contra Intelligence

The Contra MCP server exposes a handful of tools that wrap the REST API 1:1.

Tool catalog

Tool	Wraps	Cost
`contra_list_workflows`	`GET /v1/workflows`	free
`contra_start_verification`	`POST /v1/sessions`	hold
`contra_get_decision`	`GET /v1/sessions/:id/decision`	paid
`contra_anchor_onchain`	`POST /v1/sessions/:id/anchor`	paid
`contra_check_compliance`	`GET /v1/compliance/:address`	free

Wiring

import { MCPServer } from '@modelcontextprotocol/sdk'
import { contraTools } from '@contra/mcp'

const server = new MCPServer({ tools: contraTools() })
server.start()

Auth model

Tools that cost us money (Smile job, on-chain mint) sit behind x402.
Tools that are on-chain reads are free — the composability moat.

See x402 for the payment handshake.

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