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OpenAPI Specification

openapi: 3.2.0
info:
  contact:
    email: mkt@jarvisclaw.ai
    name: JarvisClaw
    url: https://jarvisclaw.ai
  description: AI API Gateway with smart routing, pay per call via x402. OpenAI-compatible. Settled in USDC on Base & Solana.
  title: JarvisClaw Prompt Coach API
  version: 1.0.0
  x-guidance: JarvisClaw is an OpenAI-compatible API gateway. Supports 80+ models including GPT-5, Claude, Gemini, DeepSeek. All endpoints accept x402 USDC payments — no API key needed for x402 callers. Beyond the model endpoints, thousands of individually priced third-party APIs (social and media, web search, code, documents, OCR, market and chain data, weather, DNS) are callable at POST /v1/marketplace/api/{resource_id}. This document lists the most commonly used of them; GET /api/marketplace/apis is free and returns the complete set with each resource_id and its exact price.
servers:
- description: Production
  url: https://api.jarvisclaw.ai
security:
- x402: []
tags:
- name: Prompt Coach
paths:
  /v1/prompt-coach/optimize:
    post:
      description: 'AI-powered prompt engineering: analyzes your prompt and returns an improved version with higher specificity, better structure, and optimized for the target model.'
      operationId: promptCoachOptimize
      requestBody:
        content:
          application/json:
            schema:
              properties:
                goal:
                  description: What you want the prompt to achieve
                  type: string
                prompt:
                  description: The prompt to optimize
                  type: string
                target_model:
                  description: Target model the prompt will be used with (e.g. gpt-4.1, claude-sonnet-4-6)
                  type: string
              required:
              - prompt
              type: object
        required: true
      responses:
        '200':
          content:
            application/json:
              schema:
                properties:
                  data:
                    type: object
                type: object
          description: Successful response
        '402':
          description: Payment Required
      security:
      - x402: []
      summary: Prompt Coach — Optimize
      x-bazaar:
        schema:
          properties:
            input:
              properties:
                body:
                  properties:
                    goal:
                      description: What you want the prompt to achieve
                      type: string
                    prompt:
                      description: The prompt to optimize
                      type: string
                    target_model:
                      description: Target model the prompt will be used with
                      type: string
                  type: object
              type: object
            output:
              properties:
                example:
                  description: JSON response with requested data
                  type: object
              type: object
      x-payment-info:
        price:
          currency: USD
          max: '0.50'
          min: '0.0001'
          mode: dynamic
        protocols:
        - x402: {}
      tags:
      - Prompt Coach
components:
  securitySchemes:
    apiKey:
      description: 'JarvisClaw API key: Authorization: Bearer sk-...'
      scheme: bearer
      type: http
    x402:
      description: x402 USDC payment via PAYMENT-SIGNATURE header
      scheme: X402
      type: http
x-payment-defaults:
  asset: USDC
  facilitator: https://api.cdp.coinbase.com/platform/v2/x402
  network: eip155:8453
  payTo: '0xDC59fa7b64988B846e76eC9849bb68f889071506'