9START

Integrate in three lines

Fully compatible with the OpenAI SDK: simply swap in your base_url and API Key to migrate existing code without changes. Sign up with email and pay as you go — transparent pricing, no bundled plans.
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Double Top-up Bonus

Limited-time offer: every top-up is doubled during the event — 100 gets you 200, 500 gets you 1000, the more you top up the more you get. Bonus credits never expire, pay-as-you-go billing — you only pay for what you use. WeChat Pay and Alipay supported; sign up with email to join.
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Efficient and stable model compute. Requests are not retained, not used for training, nor sold or shared; billing is anonymized.
We believe quality compute need not be costly. Transparent time-based pricing, itemized usage records, reliable service for the long term.
Powered by:
DeepSeek
Qwen
OpenAI
Anthropic
Gemini
Grok

All ModelsOne-StopAccess

9start is more than a compute relay — steady, transparent, long-term model access for developers and teams. Aggregate all the leading models, use a single API Key across every service, at half the official cost.
01

All Models Aggregated

GPT, Claude, Gemini, DeepSeek — every leading model in one place. Switch freely with a single API Key; no extra accounts, no tedious setup.
  • All leading models covered
  • OpenAI-compatible protocol
  • Switch models in one click
  • New models go live instantly
02

High Availability Architecture

Multi-route redundant deployment, intelligent failover, millisecond responses. Unattended 24/7 operation — your service never goes offline.
  • Multi-node redundancy
  • Intelligent load balancing
  • Millisecond responses
  • 99.9% availability
03

Ultra-Fast Experience

A self-built smart routing engine that automatically picks the fastest, most cost-efficient channel. No queues under high concurrency, no truncation of long text, silky-smooth streaming.
  • Smart channel routing
  • No queues under high load
  • Streaming output
  • Ultra-long context
04

Privacy First

Conversations are never retained, used for training, or shared with third parties; billing and usage data stay anonymized. Your data belongs to you — that is 9start's bottom line.
  • Zero data storage
  • No request logging
  • Privacy first
  • Use with confidence