v1

latestOpenAPI 3.1.02026-07-2676188241.3 KB

Chat

Create chat completion

Creates a model response for the given conversation. This is the OpenAI Chat Completions API. Some models return chain-of-thought reasoning in the reasoning field of the response message. The -instant model variants do not produce reasoning on this endpoint.

post/chat/completions

Request body

model'corti-s1' | 'corti-s1-instant' | 'corti-s1-mini' | 'corti-s1-mini-instant' required

streamboolean

If true, returns SSE with data: {chunk} lines. Terminates with data: [DONE].

temperaturenumber float

top_pnumber float

max_tokensinteger

Maximum tokens to generate.

tool_choice'auto'

logprobsboolean

top_logprobsinteger

Response

Successful response. For non-streaming requests, returns a complete chat completion. For streaming requests, returns Server-Sent Events (SSE) with incremental chunks.

idstring

object'chat.completion'

createdinteger

modelstring

The model name used for this response.

system_fingerprintstring nullable

service_tierstring nullable

prompt_logprobsobject nullable

prompt_token_idsinteger[] nullable

prompt_textstring nullable

kv_transfer_paramsobject nullable