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Helicone OSS LLM Observability

Get Model Registry

Returns all models and endpoints supported by the Helicone AI Gateway
1 min read
get/v1/public/model-registry/models
Request example
Response
get/v1/public/model-registry/models

This endpoint returns the complete catalog of AI models and provider endpoints that the Helicone AI Gateway can route to. The gateway uses this registry to determine which providers support a requested model and how to intelligently route requests for maximum reliability and cost optimization.

When you request a model through the AI Gateway (like gpt-4o-mini), the gateway consults this registry to find all providers offering that model, then applies routing logic to select the best provider based on your configuration, availability, and pricing.

Responses

application/json
200
Complete model registry with models and filter options