Guide
Get started in 5 minutes
Quick integration guide
From zero to your first API call in under 5 minutes. Copy your key, update your baseURL, and start building with 200+ models.
Apr 10, 20265 min read
200+ Models Available
The Unified Gateway
for All LLMs
Access 200+ AI models through one API. Better prices, better uptime, no subscriptions.
200+
AI Models
99.9%
Uptime SLA
60%
Cost Savings
Q*
OpenAI
Claude
Gemini
DeepSeek
O
OpenAIC
ClaudeG
GeminiD
DeepSeekL
LlamaQ
QwenM
MistralK
KimiG
GPT-4oo
o3S
SonnetF
FlashG
GrokC
Command R+P
Phi-4Y
Yi-LargeO
OpenAIC
ClaudeG
GeminiD
DeepSeekL
LlamaQ
QwenM
MistralK
KimiG
GPT-4oo
o3S
SonnetF
FlashG
GrokC
Command R+P
Phi-4Y
Yi-LargePlatform
The Q-star API Platform
Accelerate your AI development with unified access, better pricing and rock-solid uptime.
200+
Models available
Access every major LLM through one endpoint. GPT-4o, Claude, Gemini, DeepSeek and more — always up to date.
Learn more60%
Cost savings
Automatic routing to the most cost-effective provider for each request. Pay less, get more.
Learn more99.9%
Uptime guarantee
Redundant multi-provider failover built in. If one provider goes down, we switch instantly.
Learn moreDeveloper Experience
Full-stack relay
Powering every step of your AI application — from prototyping to production scale.
OpenAI-compatible API
Drop-in replacement for the OpenAI SDK. Zero code changes needed.
Streaming support
Real-time token streaming for all supported models via SSE.
Function calling
Structured tool use across GPT-4o, Claude, Gemini and more.
Vision models
Multimodal image+text inputs on all vision-capable models.
example.ts
import OpenAI from 'openai';
const client = new OpenAI({
baseURL: 'https://api.q-star.ink/v1',
apiKey: 'your-api-key',
});
const response = await client.chat.completions.create({
model: 'gpt-4o',
messages: [{ role: 'user', content: 'Hello!' }],
stream: true,
});Reliability
Grounded in reliability
Built for production from day one — with the infrastructure features your team needs to ship with confidence.
Performance
Smart Routing
Automatically selects the fastest and cheapest provider for each request based on real-time latency and pricing data.
~40ms median routing overhead
Compatibility
Unified Format
One OpenAI-compatible API for all models — no SDK changes needed. Switch from GPT-4o to Claude in one line of code.
100% OpenAI API compatible
Observability
Real-time Monitoring
Full visibility into latency, cost, and usage across all providers. Dashboards, alerts, and per-request logs built in.
Per-token cost tracking
Use Cases
Developers build on Q-star API
From indie hackers to enterprise teams — one API to serve them all.
🚀
StartupsStartups scaling AI features without per-provider contracts
“We went from managing 4 separate API accounts to one unified bill. Onboarding new models takes minutes now.”
— Engineering Lead, AI-first SaaS
Cost efficiencyQuick setupScale
🔬
ResearchResearch teams comparing models with one codebase
“Switching between GPT-4o, Claude, and Gemini is now a single parameter change. Our evals run 10x faster.”
— ML Researcher, University Lab
Model comparisonReproducibilitySpeed
🏢
EnterpriseEnterprises routing sensitive requests to private endpoints
“We needed data residency controls and fallback routing. Q-star API gave us both without custom infrastructure.”
— CTO, Fortune 500 subsidiary
CompliancePrivate routingReliability
10,000+
API keys issued
1B+
Tokens routed monthly
15+
Providers integrated
<200ms
Median response time
Blog
What's new at Q-star API
Research
Model comparison benchmark 2026
Which model wins for your use case?
We ran 10,000 prompts across GPT-4o, Claude Sonnet, Gemini Flash, and DeepSeek. The results might surprise you.
Apr 5, 202612 min read
Tutorial
How to cut AI costs by 60% with smart routing
Production routing strategies
A practical walkthrough of Q-star API routing rules — how to set thresholds, define fallbacks, and monitor spend in real time.
Mar 28, 20268 min read
Q*
Start building on Q-star API
From model access to production-grade routing infrastructure — everything you need to ship AI-powered products faster.
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Free tier available
Set up in 5 minutes