Chat Completions

Chat Completions — самый распространенный диалоговый API. Он подходит для чата, помощников по коду, резюме, классификации, инструментов и многоходовых диалогов.

Endpoint

POST /v1/chat/completions

https://www.routeapi.ai/v1/chat/completions

Пример

curl https://www.routeapi.ai/v1/chat/completions \
  -H "Authorization: Bearer $ROUTEAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"gpt-4o","messages":[{"role":"user","content":"Hello RouteAPI"}]}'

Request parameters

Field	Type	Обяз.	Описание
model	string	Да	Model ID
messages	array	Да	Conversation messages
stream	boolean	Нет	SSE streaming
top_p	number	Нет	nucleus sampling
max_tokens	number	Нет	Maximum output tokens
temperature	number	Нет	Sampling temperature
tools	array	Нет	Tool definitions
tool_choice	string/object	Нет	Tool selection policy
response_format	object	Нет	JSON mode or JSON Schema
stream_options	object	Нет	Extra streaming options

messages format

[{"role":"system","content":"You are a careful technical assistant."},{"role":"user","content":"Explain API gateway."}]

Role	Описание
system	System prompt
user	User input
assistant	Model reply
tool	Tool result

Response example

{"id":"chatcmpl_xxx","object":"chat.completion","model":"gpt-4o","choices":[{"message":{"role":"assistant","content":"RouteAPI provides one AI API entry."}}],"usage":{"total_tokens":42}}

Примечания

• Support may vary by model service.
• Confirm optional capabilities before production.
• Explicit 0 and false values are preserved.