Build with Apertis
One API key for models across leading providers. Smart routing, auto-failover, and free prompt caching built in.
Get Started
Make your first API call in minutes with our OpenAI-compatible endpoint.
Start buildingLive model catalogEvery Model, One API
Access OpenAI, Anthropic, Google, Meta, and more through a single API key.
Browse modelsOpenAI-compatibleAPI Reference
Integrate with our SDK. Compatible with OpenAI and Anthropic client libraries.
View API docsIntegrationsBuilt for Coding Agents
Purpose-built for Claude Code, Cursor, Cline, and other coding tools.
Connect nowSave up to 50%Flexible Pricing
Subscription plans with fixed quota per request, or pay-as-you-go per token.
View plansTry it livePlayground
Test any model in your browser. No setup required.
Open playground