One evolving timeline of verified developments, without duplicating the underlying truth across pages.
The 4.80.0 release includes new webhook events for agent environment changes and vault updates. It also updates the Jackson Databind dependency to version 2.22.3.
1 sources · 1 verified claimsA new feature in v4.79.0 allows for prewarmed hosted environments.
1 sources · 1 verified claimsThe latest version 4.78.1 fixes custom voice creation parameters in the API. It also improves CI efficiency by reusing SDK compilation outputs.
1 sources · 1 verified claimsThe latest version 4.78.0 includes standalone Decisions support.
1 sources · 1 verified claimsAgents in v4.77.0 can now monitor local tool issues and execute tools during session setup.
1 sources · 1 verified claimsNew API features include custom voices and agent session webhook events.
1 sources · 1 verified claimsA CI fix in OpenAI Java 4.75.1 unblocks Java releases during native-image tracing.
1 sources · 1 verified claimsThe 4.75.0 release includes new agent features for handling hosted files and downloading turn artifacts.
1 sources · 1 verified claimsv4.74.0 adds typed application actions and final answers to beta Agents streams.
1 sources · 1 verified claimsNew API features include external storage provider callbacks and session traces.
1 sources · 1 verified claimsVersion 4.72.0 released on September 29, 2026. It includes a new GPT-6.1 Sol model identifier.
1 sources · 1 verified claimsThe 4.71.0 release includes a feature for opt-in send deadlines and capacity observation. It also fixes a bug to cap server-directed retry delays at eight seconds.
1 sources · 1 verified claimsThe Chores API now documents error responses for file and upload operations. The Maven Publish dependency was updated to version 0.34.0.
1 sources · 1 verified claimsThe 2026-09-24 release fixes buffer completion text. It also updates the Jackson Databind dependency.
1 sources · 1 verified claimsv4.69.0 includes a new GPT-Rosalind research model. It also clarifies Chat Completions seed bounds.
1 sources · 1 verified claimsThe new version 4.68.0 adds GPT-6 model identifiers. It also fixes stream preservation during multipart uploads.
1 sources · 1 verified claimsThe 4.67.0 release includes session environment reset events for the API. It also clarifies external storage deletion behavior.
1 sources · 1 verified claimsThe gpt-5.1-mini model constants were removed from several API types in v4.66.0.
1 sources · 1 verified claimsLegacy GPT-5.1-mini identifiers restored in API.
1 sources · 1 verified claimsThe v4.65.0 release includes new API features for agent session model settings and audio-mini model choices.
1 sources · 1 verified claimsVersion 4.64.0 released on September 17, 2026. Adds compaction progress events.
1 sources · 1 verified claimsThe Java formatter lint mode was corrected in the 4.63.3 release.
1 sources · 1 verified claimsGraalVM setup updated to version 1.6.6 in build system dependencies.
1 sources · 1 verified claimsThe 2026-09-10 release allows longer timeouts for large Agents stream tests.
1 sources · 1 verified claimsThe latest release includes a new Live API feature. The custom-code budget has been increased to 3,000 lines.
1 sources · 1 verified claimsThe 4.61.0 release includes API key expiration metadata support and corrects a typo in the README.
1 sources · 1 verified claimsThe 4.59.0 release includes API key expiration fields for service accounts. It also documents throttling and model overload responses.
1 sources · 1 verified claimsVersion 4.58.0 released on September 4, 2026, includes API improvements for web search call status recognition.
1 sources · 1 verified claimsThe 4.57.0 release includes the gpt-6-astra API.
1 sources · 1 verified claimsOpenAI Java 4.56.0 updates usage APIs and documentation, and refreshes links to the OkHttp website.
1 sources · 1 verified claimsv4.55.0 adds compute units to API responses and supports X.509 token exchange.
1 sources · 1 verified claimsThe 2026-08-27 release makes function call output call IDs optional.
1 sources · 1 verified claims