openapi revision history

Add metadata filter to session query parameterslatest1Docs 8b539e3 2026-10-27 16:35

Change detail

1 change across 1 operation

GET/agents/sessions
- info
  added the new optional query request parameter metadata

Improve example payloads formatting and update field types in realtime'sno API changesDocs ee46bb72026-10-27 01:10

Add deprecation notices for several GPT models with shutdown datesno API changesDocs 0597e6f2026-10-26 21:24

Add optional ttl field to Prompt cache breakpoint with predefined values948Docs 1a7f124 2026-10-26 20:31

Change detail

948 changes across 36 operations

POST/responses?beta=true
- info
  added the new optional request property ///////////
- info
  added the new optional request property ///////////
- info
  added the new optional request property ///////////
- info
  added the new optional request property //////////
- info
  added the new optional request property //////////
- info
  added the new optional request property //////////
- info
  added the new optional request property //////////

View all changes (948)

Add OCI Object Storage support to external storage APIno API changesDocs 9ae46b22026-10-26 19:34

Add gpt-6.1-terra model option to enum lists305Docs f83f6b5 2026-10-26 18:14

Change detail

35 changes across 9 operations

POST/responses
- warning
  added the new gpt-6.1-terra enum value to the ///////// response property for the response status (media type: application/json)
- warning
  added the new gpt-6.1-terra enum value to the ////////////// response property for the response status (media type: text/event-stream)
- warning
  added the new gpt-6.1-terra enum value to the ////////////// response property for the response status (media type: text/event-stream)
- warning
  added the new gpt-6.1-terra enum value to the ////////////// response property for the response status (media type: text/event-stream)
- warning
  added the new gpt-6.1-terra enum value to the ////////////// response property for the response status (media type: text/event-stream)
- warning
  added the new gpt-6.1-terra enum value to the ////////////// response property for the response status (media type: text/event-stream)
- warning
  added the new gpt-6.1-terra enum value to the /////////// response property for the response status (media type: text/event-stream)

View all changes (35)

Revamp Live API messaging and decision item schemas16Docs 8243cc8 2026-10-24 04:05

Change detail

16 changes across 2 operations and 4 models

POST/live/sessions/{session_id}/accept
- info
  request property ////////////// list-of-types was widened by adding types array to media type application/json
- info
  request property ////////////// list-of-types was widened by adding types array to media type application/json
- info
  request property ////////////// list-of-types was widened by adding types array to media type application/json
- info
  request property ////////// list-of-types was widened by adding types array to media type application/json
- info
  request property ////////// list-of-types was widened by adding types array to media type application/json
- info
  request property ////////// list-of-types was widened by adding types array to media type application/json
POST/live/sessions
- info
  request property ////////////// list-of-types was widened by adding types array to media type application/json

View all changes (16)

Deprecate GPT-Image-1 model and update defaults to GPT-Image-2 family205Docs 0938b0f 2026-10-23 19:43

Change detail

205 changes across 20 operations

POST/responses
- info
  the request property default value changed from gpt-image-1 to gpt-image-2
- info
  the request property default value changed from gpt-image-1 to gpt-image-2
- info
  the request property default value changed from gpt-image-1 to gpt-image-2
- info
  the response's property default value changed from gpt-image-1 to gpt-image-2 for the status (media type: application/json)
- info
  the response's property default value changed from gpt-image-1 to gpt-image-2 for the status (media type: application/json)
- info
  the response's property default value changed from gpt-image-1 to gpt-image-2 for the status (media type: application/json)
- info
  the response's property default value changed from gpt-image-1 to gpt-image-2 for the status (media type: application/json)

View all changes (205)

Add full Agents API with automations, environments, and sessions10Docs 7d4f4af 2026-10-23 18:07

Add automations tool type for agent management1824Docs a181bc7 2026-10-23 14:03

Add JSON input support and unify message content schema45Docs 290bd01 2026-10-22 17:29

Add acknowledgement_delay_ms property to delegation parameters7Docs 762a1df 2026-10-22 02:57

Allow deletion of API keys for service accounts and remove related error1Docs d8d7654 2026-10-22 01:12

Add DELETE endpoint to remove custom audio voices1Docs a13fbb7 2026-10-21 22:03

Add 30-minute cache write tokens to organization usage completionsno API changesDocs 3db76f52026-10-21 01:54

Add ttl property to cache breakpoint objects159Docs 9ac9f85 2026-10-20 23:35

Fix typos in API documentation descriptionsno API changesDocs d4f5f0a2026-10-20 20:56

Make scopes or expires_in_seconds required in UpdateProjectApiKeyBody1Docs 5cc3a83 2026-10-20 03:15

Increase max questions per request from 200 to 400no API changesDocs 1ac50f92026-10-20 01:09

Clarify input_cache_write_tokens description to cover multiple retentionno API changesDocs c396f252026-10-19 20:27

Add nullable input_cache_write_30m_tokens metric to token usage data12Docs 33248a6 2026-10-19 05:35

Remove example response from moderation create endpointno API changesDocs f88d2f72026-10-18 03:52

Add new event types for reasoning summary updates in sessionsno API changesDocs d1567632026-10-17 04:24

Replace explicit text example in moderation endpoint with generic text11Docs c9fc5f8 2026-10-16 23:46

Add 'ultrafast' service tier option to model requests4Docs 8ba0678 2026-10-16 23:28

Remove session spending control from API162Docs 6ca9cb2 2026-10-16 19:10

Add support for creating custom voices from text prompts14Docs 35060f5 2026-10-16 17:57

Add text/event-stream response support for completions and beta APIs3Docs 5bdf71b 2026-10-16 03:51

Add 'degraded' to status enum values4Docs ee5b185 2026-10-16 00:03

Make URL property optional and nullable in pattern search actions9416Docs f192b57 2026-10-15 23:26

Add Decision API integration to Live sessions4Docs 45a0efe 2026-10-15 22:17

Deprecate specific GPT-4 model variants with shutdown noticeno API changesDocs a2bae4f2026-10-15 21:42

Add safety_identifier parameter to replace deprecated user field11Docs f601a44 2026-10-15 20:48

Add shutdown notices for additional GPT-4 variantsno API changesDocs e7cfd622026-10-15 19:34

Clarify token limit as configurable in message history inputno API changesDocs 5068a572026-10-15 17:41

Extend input schema with new message and function call types9Docs 2cc9e14 2026-10-15 05:16

Add detailed description for raw audio encoding in APIno API changesDocs aeb6a042026-10-15 03:31

Add prompt caching support with explicit breakpoints and options4Docs 92e6a99 2026-10-15 03:29

Add Live output audio fixture playback events48Docs 08c3481 2026-10-15 02:19

Allow updating API key scopes and add Live audio fixture events185Docs 0fce13c 2026-10-14 19:53

Add detailed error and moderation info to image generation responses55Docs 8035270 2026-10-13 16:20

Add endpoint to update project API key expiration1Docs 77618e6 2026-10-13 01:46

Add new endpoint for organization-wide Decisions API usage reporting1Docs e95c0fe 2026-10-09 20:00

Add new agent.environment event statuses to API6Docs 0ef225c 2026-10-08 23:43

Add new webhook events for agent environment suspended and expired2234Docs 05dbd42 2026-10-08 23:12

Allow HTTP(S) image URLs in decision input alongside data URLs11Docs fd15e7a 2026-10-08 22:45