docsIntroduction

Fizzly API Documentation

Welcome to Fizzly API! A powerful AI gateway service providing unified API access to multiple AI models.

Programming Tool APIs at 0.35x Price! — Claude Code, Codex, and other programming tools get significant discounts.

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Why Fizzly API?

  • 0.35x Price - Programming tool APIs at fraction of the cost
  • Multi-Model Support - OpenAI, Claude, Gemini, DeepSeek and more
  • Unified Interface - OpenAI API compatible, switch models without code changes
  • Stable & Reliable - Enterprise-grade infrastructure with high availability

Supported Programming Tools

ToolDiscountGuide
Claude Code0.35xConfiguration →
Codex CLI0.35xConfiguration →

Supported Models

Fizzly API supports 200+ AI models from leading providers:

  • OpenAI: GPT-4o, GPT-4.1, o3, o4-mini, and more
  • Anthropic: Claude Opus 4, Claude Sonnet 4, Claude Haiku 3.5, and more
  • Google: Gemini 2.5 Pro, Gemini 2.5 Flash, and more
  • DeepSeek: DeepSeek V3, DeepSeek R1, and more

For the complete model list and pricing, see Model Gallery.

Get Started

  1. Create an account - Sign up for free
  2. Get API key - Generate your API key
  3. Configure your tool - Set up Claude Code or Codex
  4. Start coding with AI assistance!

Contact Us

If you encounter any issues, feel free to contact us: