100+ models in one place
Unlimited access to frontier models | No usage limits | No hidden fees
Our best free models
Claude Opus 4.7
Claude Sonnet 4.5
Claude Haiku 4.5
Very Optimal API statusGPT 5.5
GPT 5.4
Gemini 3.1 Pro
Gemini 3.5 Flash
Gemini 3 Flash Preview
Gemini 2.5 Pro
Gemini 2.5 Flash
Claude Opus 4.8
GLM 5.1
Built for developers who demand more
Everything you need to ship AI-powered products, without the complexity.
One API, 100+ Models
Access Claude, GPT, Gemini, GLM and more through a single unified endpoint.
No Hidden Fees
Transparent pricing with no surprise charges. What you see is what you pay.
Frontier Performance
Run the latest frontier models with low latency and reliable throughput.
Developer First
Drop-in compatible API designed for seamless integration into any stack.
Up and running in minutes
Three simple steps to access the world's best AI models.
Create Account
Sign up in seconds with just a username and email. No credit card required.
Choose Your Plan
Start free or upgrade to POWER for stable uptime and higher rate limits.
Start Building
Grab your API key and integrate with any framework. Ship faster.
Ready to get started?
Join thousands of developers building with WindFlow AI. Free to start, no credit card required.