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Quickstart
Get your API key, pick an API, and make your first call in minutes
Models
Explore 200+ supported models across all major providers
API Reference
Complete API documentation with endpoints, parameters, and examples
Integrations
Use Opper with AI editors, CLI, and skills
Control Plane
Observe
Tracing, metrics, and automated quality evaluation for every call
Steer
Guide AI behavior through in-context learning and feedback loops
Memory
Store and retrieve custom knowledge for AI tasks
Guard
Safety guardrails and content filters for your AI systems
Cookbook
Examples & guides
Browse the full cookbook of patterns and tutorials