THE GLOBAL LLM GATEWAY
One API for
the world's best models
Call GPT, Claude, Gemini, DeepSeek and more with a single key and a single endpoint. Official list prices, pay only for what you use, with routing built for production.
Leading model vendors, one API
Models from the world's leading labs, all live in our catalog with official list prices. Pick a vendor to see its models.
Everything you need to ship AI features
Stop juggling vendor accounts, SDKs and invoices. Integrate once and switch models with one line.
OpenAI-compatible
Drop-in replacement for the OpenAI SDK. Change the base URL and key — your existing code keeps working.
Many models, one key
Frontier and open models from OpenAI, Anthropic, Google, DeepSeek and others, all behind the same credentials.
Stable routing
Every model is served by multiple upstream channels with automatic failover, so a single provider outage doesn't stop you.
Pay as you go
Top up and pay per token at official list prices. No subscriptions, no seat fees, no minimum commitment.
Featured models
Popular models on MAX right now. Prices per 1M tokens.
Start in under a minute
Use the official OpenAI or Anthropic SDK in any language. Just point it at your MAX endpoint.
- 1Create a key
Sign in to the console and create an API key.
- 2Set the base URL
Point your SDK or HTTP client at https://api.link-io.cloud/v1.
- 3Pick a model
Use any model ID from the catalog — switch anytime.
curl https://api.link-io.cloud/v1/chat/completions \
-H "Authorization: Bearer $API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-5.6-luna",
"messages": [{"role": "user", "content": "Hello!"}]
}'Ready to build?
Browse the catalog, compare prices, and follow the quick start to make your first request.