API Documentation

Complete reference for The Prompt Fixer™ API. Use these endpoints to programmatically optimize, grade, and analyze prompts.

Resources

API Dashboard

Manage API keys, monitor usage, and view analytics.

Full API Reference

Complete endpoint documentation with request/response examples.

Available Endpoints

POST/api/v1/optimizeOptimize prompts

POST/api/v1/gradeGrade prompts

POST/api/v1/recommendGet LLM recommendations

GET/api/v1/usageCheck usage & quota

Quick Start

Get your API key

Create an API key from the API Dashboard

Make your first request

curl -X POST https://thepromptfixer.com/api/v1/optimize \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"prompt": "write a blog post about AI"}'

Get your optimized prompt

{
  "success": true,
  "data": {
    "optimizedPrompt": "ROLE: Expert content strategist...",
    "characterCount": 856,
    "targetChatbot": "any"
  }
}