{"changes":[{"id":185,"provider":{"id":"openai","name":"OpenAI"},"title":"OpenAI API spec changed: 1 breaking","url":"https://github.com/openai/openai-openapi/commit/bb9b870f9c640bb0e706c55302568d8e6876d515","severity":"breaking","signals":["oasdiff:response-property-one-of-added"],"details":[{"text":"added `subschema #1, subschema #2, subschema #3, subschema #4, subschema #5, subschema #6, subschema #7, subschema #8, subschema #9, subschema #10` to the `oneOf[#/components/schemas/RunStreamEvent]/` response property `oneOf` list for the response status `200` (media type: text/event-stream)","check":"response-property-one-of-added","level":"breaking","operation":"POST /threads/runs"}],"published_at":"2026-10-02T17:26:54.000Z","first_seen_at":"2026-10-03T00:57:54.118Z"}],"next":null}