OpenAI

6.35.0 (2026-04-28) Full Changelog: v6.34.0...v6.35.0 Features api: Add detail to InputFileContent (910ec5d) api: add OAut

2.33.0 (2026-04-28) Full Changelog: v2.32.0...v2.33.0 Features api: api update (18f834a) Bug Fixes api: correct

Explore the GPT-5.5 Bio Bug Bounty: a red-teaming challenge to find universal jailbreaks for bio safety risks, with rewards up to $25,000.

We’re releasing a new batch of seven unsolved problems which have come up in the course of our research at OpenAI.

2.32.0 (2026-04-15) Full Changelog: v2.31.0...v2.32.0 Features api: Add detail to InputFileContent (60de21d) api: add

6.34.0 (2026-04-08) Full Changelog: v6.33.0...v6.34.0 Features api: add phase field to Message in conversations (eb7cbc1) **cl

2.31.0 (2026-04-08) Full Changelog: v2.30.0...v2.31.0 Features api: add phase field to conversations message (3e5834e) **a

6.33.0 (2026-03-25) Full Changelog: v6.32.0...v6.33.0 Features api: add keys field to computer action types (27a850e) **client

2.30.0 (2026-03-25) Full Changelog: v2.29.0...v2.30.0 Features * api: add keys field to Click/DoubleClick/Drag/Move/Scroll computer actions ([ee1bbed](

2.29.0 (2026-03-17) Full Changelog: v2.28.0...v2.29.0 Features api: 5.4 nano and mini model slugs (3b45666) api: add /

6.32.0 (2026-03-17) Full Changelog: v6.31.0...v6.32.0 Features * api: 5.4 nano and mini model slugs (068df6d)

6.31.0 (2026-03-16) Full Changelog: v6.30.1...v6.31.0 Features * api: add in/nin filter types to ComparisonFilter (b2eda27)

6.30.1 (2026-03-16) Full Changelog: v6.30.0...v6.30.1 Chores * internal: tweak CI branches (25f5d74)

6.30.0 (2026-03-16) Full Changelog: v6.29.0...v6.30.0 Features api: add /v1/videos endpoint option to batches (271d879) **api:

6.29.0 (2026-03-13) Full Changelog: v6.28.0...v6.29.0 Features * api: custom voices (a11307a)

2.28.0 (2026-03-13) Full Changelog: v2.27.0...v2.28.0 Features * api: custom voices (50dc060)

6.28.0 (2026-03-13) Full Changelog: v6.27.0...v6.28.0 Features api: manual updates (d543959) api: manual updates ([4f87840

2.27.0 (2026-03-13) Full Changelog: v2.26.0...v2.27.0 Features api: api update (60ab24a) api: manual updates ([b244b09

6.27.0 (2026-03-05) Full Changelog: v6.26.0...v6.27.0 Features * api: The GA ComputerTool now uses the CompuerTool class. The 'computerusepreview' tool is moved to ComputerUsePreview ([0206188](

2.26.0 (2026-03-05) Full Changelog: v2.25.0...v2.26.0 Features * api: The GA ComputerTool now uses the CompuerTool class. The 'computerusepreview' tool is moved to ComputerUsePreview ([78f5b3c](

6.26.0 (2026-03-05) Full Changelog: v6.25.0...v6.26.0 Features * api: gpt-5.4, tool search tool, and new computer tool (1d1e5a9)

2.25.0 (2026-03-05) Full Changelog: v2.24.0...v2.25.0 Features * api: gpt-5.4, tool search tool, and new computer tool ([6b2043f](

GPT-5.4 Thinking System Card

2.24.0 (2026-02-24) Full Changelog: v2.23.0...v2.24.0 Features api: add phase (391deb9) Bug Fixes api: fix phas

6.25.0 (2026-02-24) Full Changelog: v6.24.0...v6.25.0 Features api: add phase (e32b853) Bug Fixes api: fix phase en

6.24.0 (2026-02-24) Full Changelog: v6.23.0...v6.24.0 Features * api: add gpt-realtime-1.5 and gpt-audio-1.5 models to realtime ([75875bf](

2.23.0 (2026-02-24) Full Changelog: v2.22.0...v2.23.0 Features * api: add gpt-realtime-1.5 and gpt-audio-1.5 model options to realtime calls ([3300b61](

2.22.0 (2026-02-23) Full Changelog: v2.21.0...v2.22.0 Features api: websockets for responses api (c01f6fb) Chores *

6.23.0 (2026-02-23) Full Changelog: v6.22.0...v6.23.0 Features api: websockets for responses api (c6b96b8) Bug Fixes **

6.22.0 (2026-02-14) Full Changelog: v6.21.0...v6.22.0 Features * api: container network_policy and skills (65c1482) Bug Fixe

2.21.0 (2026-02-13) Full Changelog: v2.20.0...v2.21.0 Features * api: container network_policy and skills (d19de2e) Bug

GPT-5.2 is our most advanced frontier model for everyday professional work, with state-of-the-art reasoning, long-context understanding, coding, and vision. Use it in ChatGPT and the OpenAI API to pow…

OpenAI is a non-profit artificial intelligence research company. Our goal is to advance digital intelligence in the way that is most likely to benefit humanity as a whole, unconstrained by a need to g…

GPT‑5.3-Codex is the most capable agentic coding model to date, combining the frontier coding performance of GPT‑5.2-Codex with the reasoning and professional knowledge capabilities of GPT‑5.2.

2.20.0 (2026-02-10) Full Changelog: v2.19.0...v2.20.0 Features * api: support for images in batch api (28edb6e)

6.21.0 (2026-02-10) Full Changelog: v6.20.0...v6.21.0 Features * api: support for images in batch api (017ba1c)

2.19.0 (2026-02-10) Full Changelog: v2.18.0...v2.19.0 Features api: skills and hosted shell (27fdf68) Chores **inte

6.20.0 (2026-02-10) Full Changelog: v6.19.0...v6.20.0 Features * api: skills and hosted shell (e4bdd62)

2.18.0 (2026-02-09) Full Changelog: v2.17.0...v2.18.0 Features api: add context_management to responses (137e992) api:

6.19.0 (2026-02-09) Full Changelog: v6.18.0...v6.19.0 Features * api: responses context_management (40e7671)

6.18.0 (2026-02-05) Full Changelog: v6.17.0...v6.18.0 Features * api: image generation actions for responses; ResponseFunctionCallArgumentsDoneEvent.name ([d373c32](

2.17.0 (2026-02-05) Full Changelog: v2.16.0...v2.17.0 Features api: add shellcalloutput status field (1bbaf88) api:

Introducing GPT-4.1 in the API—a new family of models with across-the-board improvements, including major gains in coding, instruction following, and long-context understanding. We’re also releasing o…

6.17.0 (2026-01-28) Full Changelog: v6.16.0...v6.17.0 Features api: add shellcalloutput status field (edf9590) api: api

2.16.0 (2026-01-27) Full Changelog: v2.15.0...v2.16.0 Features api: api update (b97f9f2) api: api updates ([9debcc0](h

6.16.0 (2026-01-09) Full Changelog: v6.15.0...v6.16.0 Features api: add new Response completed_at prop (ca40534) ci: add b

2.15.0 (2026-01-09) Full Changelog: v2.14.0...v2.15.0 Features * api: add new Response completed_at prop (f077752) Chore

We’re upgrading the GPT-5 series with warmer, more capable models and new ways to customize ChatGPT’s tone and style. GPT-5.1 starts rolling out today to paid users.

6.15.0 (2025-12-19) Full Changelog: v6.14.0...v6.15.0 Bug Fixes * rebuild (5627b41)

2.14.0 (2025-12-19) Full Changelog: v2.13.0...v2.14.0 Features * api: slugs for new audio models; make all `model` params accept strings ([e517792](

6.14.0 (2025-12-16) Full Changelog: v6.13.0...v6.14.0 Features * api: gpt-image-1.5 (6c1ac1d)

2.13.0 (2025-12-16) Full Changelog: v2.12.0...v2.13.0 Features api: gpt-image-1.5 (1c88f03) Chores ci: add CI j

6.13.0 (2025-12-15) Full Changelog: v6.12.0...v6.13.0 Features api: api update (bc759dc) api: fix grader input list, add d

2.12.0 (2025-12-15) Full Changelog: v2.11.0...v2.12.0 Features api: api update (a95c4d0) api: fix grader input list, a