Changes to Create a chat completion

Changed in 14 of the 56 revisions of this API.▲11●22○39

1. Jul 20, 202616a952d15e3c○4
2. Jul 18, 2026b8f52abd9b46○1
3. Jul 8, 2026a52394ec1728○1
4. Jul 5, 20268826c77313d2○1
5. Jun 18, 2026b3724a6ffd56○17
6. Jun 11, 2026e41281e79469○1
7. May 13, 2026f229066c04d7▲2●3○1
8. Apr 28, 2026b1a0a6dfc381○2
9. Jan 22, 20263b3a2b57119b○1
10. Nov 20, 20257b573cae8a96○1
11. Nov 15, 20259d6f6dd5542d▲1○1
12. Aug 7, 2025595fdf820935○1
13. Jul 26, 202500cbec136497○1
14. Jul 25, 202570bffe5f3ff6▲8●19○6

What changed

• Jul 20, 202616a952d15e3c○4See the full diff
  • ○

    added the optional property oneOf[CreateChatCompletionStreamResponse]/usage/completion_tokens_details to the response with the 200 status (media type: text/event-stream)

    response-optional-property-added

  • ○

    added the optional property oneOf[CreateChatCompletionStreamResponse]/usage/prompt_tokens_details to the response with the 200 status (media type: text/event-stream)

    response-optional-property-added

  • ○

    added the optional property usage/completion_tokens_details to the response with the 200 status (media type: application/json)

    response-optional-property-added

  • ○

    added the optional property usage/prompt_tokens_details to the response with the 200 status (media type: application/json)

    response-optional-property-added

• Jul 18, 2026b8f52abd9b46○1See the full diff
  • ○

    added the new enum value llamacpp to the query request parameter provider

    request-parameter-enum-value-added

• Jul 8, 2026a52394ec1728○1See the full diff
  • ○

    added the new enum value zai to the query request parameter provider

    request-parameter-enum-value-added

• Jul 5, 20268826c77313d2○1See the full diff
  • ○

    added the new enum value nvidia to the query request parameter provider

    request-parameter-enum-value-added

• Jun 18, 2026b3724a6ffd56○17See the full diff
  • ○

    added the new optional request property frequency_penalty

    new-optional-request-property

  • ○

    added the new optional request property logit_bias

    new-optional-request-property

  • ○

    added the new optional request property logprobs

    new-optional-request-property

  • ○

    added the new optional request property max_completion_tokens

    new-optional-request-property

  • ○

    added the new optional request property n

    new-optional-request-property

  • ○

    added the new optional request property parallel_tool_calls

    new-optional-request-property

  • ○

    added the new optional request property presence_penalty

    new-optional-request-property

  • ○

    added the new optional request property reasoning_effort

    new-optional-request-property

  • ○

    added the new optional request property response_format

    new-optional-request-property

  • ○

    added the new optional request property seed

    new-optional-request-property

  • ○

    added the new optional request property stop

    new-optional-request-property

  • ○

    added the new optional request property temperature

    new-optional-request-property

  • ○

    added the new optional request property tool_choice

    new-optional-request-property

  • ○

    added the new optional request property top_logprobs

    new-optional-request-property

  • ○

    added the new optional request property top_p

    new-optional-request-property

  • ○

    added the new optional request property user

    new-optional-request-property

  • ○

    request property max_tokens deprecated

    request-property-deprecated

• Jun 11, 2026e41281e79469○1See the full diff
  • ○

    added the new enum value minimax to the query request parameter provider

    request-parameter-enum-value-added

• May 13, 2026f229066c04d7▲2●3○1See the full diff
  • ▲

    added SSEvent CreateChatCompletionStreamResponse to the response body oneOf list for the response status 200 (media type: text/event-stream)

    response-body-one-of-added

  • ▲

    the response's body type/format changed from object/ to / for status 200 (media type: text/event-stream)

    response-body-type-changed

  • ●

    removed the optional property data from the response with the 200 status (media type: text/event-stream)

    response-optional-property-removed

  • ●

    removed the optional property event from the response with the 200 status (media type: text/event-stream)

    response-optional-property-removed

  • ●

    removed the optional property retry from the response with the 200 status (media type: text/event-stream)

    response-optional-property-removed

  • ○

    added the optional property choices/items/logprobs to the response with the 200 status (media type: application/json)

    response-optional-property-added

• Apr 28, 2026b1a0a6dfc381○2See the full diff
  • ○

    added the new optional request property messages/items/tool_calls/items/extra_content

    new-optional-request-property

  • ○

    added the optional property choices/items/message/tool_calls/items/extra_content to the response with the 200 status

    response-optional-property-added

• Jan 22, 20263b3a2b57119b○1See the full diff
  • ○

    added the new enum value moonshot to the query request parameter provider

    request-parameter-enum-value-added

• Nov 20, 20257b573cae8a96○1See the full diff
  • ○

    added the new enum value ollama_cloud to the query request parameter provider

    request-parameter-enum-value-added

• Nov 15, 20259d6f6dd5542d▲1○1See the full diff
  • ▲

    response property choices/items/message/content list-of-types was widened by adding types array to media type application/json of response 200

    response-property-list-of-types-widened

  • ○

    request property messages/items/content list-of-types was widened by adding types array to media type application/json

    request-property-list-of-types-widened

• Aug 7, 2025595fdf820935○1See the full diff
  • ○

    added the new enum value mistral to the query request parameter provider

    request-parameter-enum-value-added

• Jul 26, 202500cbec136497○1See the full diff
  • ○

    added the new enum value google to the query request parameter provider

    request-parameter-enum-value-added

• Jul 25, 202570bffe5f3ff6▲8●19○6See the full diff
  • ▲

    removed the enum value google from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    removed the enum value minimax from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    removed the enum value mistral from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    removed the enum value moonshot from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    removed the enum value nvidia from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    removed the enum value ollama_cloud from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    removed the enum value zai from the query request parameter provider

    request-parameter-enum-value-removed

  • ▲

    request property messages/items/content list-of-types was narrowed by removing types array from media type application/json

    request-property-list-of-types-narrowed

  • ●

    removed the request property frequency_penalty

    request-property-removed

  • ●

    removed the request property logit_bias

    request-property-removed

  • ●

    removed the request property logprobs

    request-property-removed

  • ●

    removed the request property max_completion_tokens

    request-property-removed

  • ●

    removed the request property messages/items/tool_calls/items/extra_content

    request-property-removed

  • ●

    removed the request property n

    request-property-removed

  • ●

    removed the request property parallel_tool_calls

    request-property-removed

  • ●

    removed the request property presence_penalty

    request-property-removed

  • ●

    removed the request property reasoning_effort

    request-property-removed

  • ●

    removed the request property response_format

    request-property-removed

  • ●

    removed the request property seed

    request-property-removed

  • ●

    removed the request property stop

    request-property-removed

  • ●

    removed the request property temperature

    request-property-removed

  • ●

    removed the request property tool_choice

    request-property-removed

  • ●

    removed the request property top_logprobs

    request-property-removed

  • ●

    removed the request property top_p

    request-property-removed

  • ●

    removed the request property user

    request-property-removed

  • ●

    removed the optional property choices/items/logprobs from the response with the 200 status (media type: application/json)

    response-optional-property-removed

  • ●

    removed the optional property choices/items/message/tool_calls/items/extra_content from the response with the 200 status (media type: application/json)

    response-optional-property-removed

  • ○

    request property max_tokens reactivated

    request-property-reactivated

  • ○

    removed SSEvent CreateChatCompletionStreamResponse from the response body oneOf list for the response status 200 (media type: text/event-stream)

    response-body-one-of-removed

  • ○

    added the optional property data to the response with the 200 status (media type: text/event-stream)

    response-optional-property-added

  • ○

    added the optional property event to the response with the 200 status (media type: text/event-stream)

    response-optional-property-added

  • ○

    added the optional property retry to the response with the 200 status (media type: text/event-stream)

    response-optional-property-added

  • ○

    response property choices/items/message/content list-of-types was narrowed by removing types array from media type application/json of response 200

    response-property-list-of-types-narrowed

  This revision also has 38 changes that name no endpoint, such as unreferenced schemas being removed. See the revision's changelog