🚀 Now in early access · Kimi K3 + GLM-5.2 live

One API.
Every model.
70% cheaper.

OpenAI-compatible gateway to Kimi K3, GLM-5.2, DeepSeek V3 and more. Drop-in replacement for OpenAI/Claude — just change the base URL.

Get free API key → Read docs
cURL
Python
Node.js
# Drop-in replacement for OpenAI/Claude curl https://onefreeapi.cloud/v1/chat/completions \ -H "Authorization: Bearer sk-ofa-..." \ -H "Content-Type: application/json" \ -d '{ "model": "kimi-k3", "messages": [{"role":"user","content":"Hello!"}] }'
23+
Models available
70%
Cheaper than OpenAI
5
Global edge nodes
100K
Free tokens on signup

Models

Top open & proprietary models, all behind one API. Switch models by changing one parameter.

Kimi K3 NEW
Moonshot's flagship. 256K context. Coding & reasoning.
$0.003/1K in · $0.006/1K out256K ctx
GLM-5.2
Zhipu AI · 1M context. Long-document analysis.
$0.003/1K in · $0.006/1K out1M ctx
DeepSeek V3
Open-source flagship. Best price/performance.
$0.001/1K in · $0.002/1K out128K ctx
Doubao Seed 1.6
ByteDance. Fast, cheap, multilingual.
$0.0015/1K in · $0.003/1K out256K ctx
Qwen 2.5 FREE
Local inference. Test & prototype free.
$0 · 100 calls/day32K ctx
More coming
GPT-4.1, Claude Sonnet 4.5, Gemini 3 — all in Q3.
Stay tunedRoadmap

Simple Pricing

Pay-as-you-go tokens. No monthly commitment. Free tier forever.

Free
$0/mo
Test & prototype. No credit card.
  • 100K free tokens on signup
  • 100 calls/day on free models
  • 1 API key
  • Community support
Start free →
Pro
$14/mo
For production apps. All models.
  • 1M tokens included
  • All premium models (Kimi K3, GLM-5.2)
  • 5 API keys
  • Usage dashboard
  • Email support
Get Pro →
Enterprise
$139/mo
Scale with SLA & support.
  • 10M tokens included
  • Unlimited API keys
  • Multi-region routing
  • Priority support (SLA)
  • Custom invoicing (USDT/WeChat/Alipay)
Contact us

Drop-in Replacement

If your app uses OpenAI SDK or Anthropic SDK, you're 30 seconds away.

Python (OpenAI SDK)
# pip install openai from openai import OpenAI client = OpenAI( base_url="https://onefreeapi.cloud/v1", api_key="sk-ofa-...", # your OneFreeAPI key ) response = client.chat.completions.create( model="kimi-k3", # or "glm-5.2", "deepseek-v3" messages=[{"role": "user", "content": "Hello!"}], ) print(response.choices[0].message.content)