Retrieve a model
Retrieves a model instance, providing basic information about the model such as the owner and supported capabilities.
Authorizations
Gateway auth: send Authorization: Bearer <mka1-api-key>. For multi-user server-side integrations, you can also send X-On-Behalf-Of: <external-user-id>.
Headers
Optional external end-user identifier forwarded by the API gateway.
Path Parameters
Response
OK
-9007199254740991 <= x <= 9007199254740991llm, embeddings, images, speech_to_text, text_to_speech Modalities this model accepts as input, mirroring the registry's capabilities.modalities.input (e.g. ["text", "image"]). Clients use it to decide whether an attachment — an image, audio clip, or video — can be sent to this model at all.
Modalities this model can produce, mirroring the registry's capabilities.modalities.output. Unconstrained strings rather than a closed enum so a new registry modality reaches clients without a breaking schema change.
Total parameter count of the weights behind this model, mirroring the registry's modelCard.parameterCount. Null when the registry does not record one (closed-weight API models, or entries nobody has filled in yet).
-9007199254740991 <= x <= 9007199254740991Parameters active per token for mixture-of-experts models, mirroring the registry's modelCard.activeParameterCount. Null for dense models and whenever unrecorded.
-9007199254740991 <= x <= 9007199254740991Public release date of the model as an ISO calendar date (YYYY-MM-DD), mirroring the registry's modelCard.releaseDate. Null when unrecorded.
Curated public generation capabilities for this model.