OpenRouter

• Call models from multiple providers through a unified API and browse model-specific descriptions and rates.
• Route requests across providers and configure fallbacks for availability or preference.
• Track model usage and credit consumption; inference rates and platform fees depend on provider, model and billing method.

Developers and product teams integrating language models, comparing providers or offering model choice in an application. OpenRouter is intended for users who can assess model behavior, API compatibility, provider data policies and usage costs.

OpenRouter can reduce repeated integration work by giving a project one access layer to a broad model catalog. It does not make models or providers interchangeable: capabilities, latency, limits and data handling remain different. Use explicit routing, log the model used and budget for both model inference and credit or BYOK terms.

• A shared API can simplify experimentation across multiple model providers.
• Model listings and usage tracking help teams compare choices and inspect costs.

• The selected provider’s availability, model behavior, limits and policies still matter.
• Credit purchases and routing choices can complicate cost estimation if usage is not monitored.

OpenRouter bills inference at model- and provider-specific token rates. Standard and Business accounts use prepaid credits and may incur a fee when buying credits; BYOK has separate allowance and fee rules. Check the current pricing page and each model listing, and include retries, prompt length and output tokens in estimates.

Check the official pricing page ↗