List providers
provider_id and provider_name. Use provider_id when you filter price rows or call cost endpoints.
Pull rates for one provider
Search by model, then filterdata rows by provider_id:
provider_id equals your target host (for example openai). Read pricing.prompt and pricing.completion from the match.
Example
OpenAI listsgpt-4o with prompt and completion rates in USD per token. Compare those values to another provider_id on the same model_id when you shop for a cheaper host.