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GPT-3.5 Turbo, GPT-4, GPT-4 Turbo

9 models from OpenAI

Retired1w

Legacy GPT, o-series and GPT Image 1 snapshots shut down on October 23

OpenAI shut down the legacy snapshots it announced on April 22, 2026, on October 23, 2026. They include gpt-3.5-turbo, gpt-4, gpt-4-turbo, gpt-4.1-nano, gpt-image-1, o1, o1-pro, o3-mini, o4-mini and gpt-4o-2024-05-13, plus several fine-tuned versions.

Action needed:: Switch to gpt-5.6-sol, gpt-5.6-terra, gpt-5.6-luna, or gpt-image-2.5-sunburst or gpt-image-2.5-flare as listed on the page.

GPT-6 Rosalind

Model at OpenAI

New release2d

OpenAI releases GPT-6 Rosalind for life sciences research in the API

GPT-6 Rosalind brings specialized biological reasoning with scientific tool use to complex life sciences research. Access is limited to organizations approved for Rosalind Research through the trusted-access program.

OpenAI Agents SDK

Developer tool at OpenAI

Breaking change1w

Agents SDK for JavaScript removes the Runloop sandbox provider

Action needed:: Move to another sandbox provider before upgrading to 0.21.0.

GPT Image 2, OpenAI API, ChatGPT

4 products from OpenAI

Incident · 4 h 1 min2d

OpenAI reported elevated errors for GPT Image 2 image edits for about 4 hours, and 1 more incident

Some GPT Image 2 image edit requests to the OpenAI API failed or returned errors, according to OpenAI. It's resolved.

Upcoming

Announced dates

Nov 2: xAI retires Grok Imagine Image Quality on November 2Retiring · in 1 day
Nov 12: OpenAI plans to end Cursor's access to its models on November 12, 2026Retiring · in 11 days
Nov 16: Copilot to remove Claude Opus 4.8, Claude Opus 5 and GPT-5.6 Terra on November 16Retiring · in 15 days

GPT-6.1 Terra and OpenAI Codex

2 products from OpenAI

Now available3d

Codex CLI 0.166.0 adds GPT-6.1 Terra to Vertex AI and Bedrock catalogs

Codex CLI 0.166.0 adds GPT-6.1 Terra to the bundled, Vertex AI, and Amazon Bedrock model catalogs.

OpenAI Codex

Agent at OpenAI

New release3d

Codex CLI 0.166.0 adds transcript selection and codex doctor --network-only

Codex CLI 0.166.0 adds keyboard-driven transcript selection, codex queue --resume, clearer safety-block explanations with safer follow-up prompts, and codex doctor --network-only for network diagnostics.

GPT-6 Luna and ChatGPT

2 products from OpenAI

Default change4d

GPT-6 Luna in ChatGPT updated on October 28 with more concise replies

After

GPT-6 Luna (October 28)

ChatGPT and OpenAI API

2 products from OpenAI

Plan change4d

ChatGPT Pro and Business add up to $500 a month in free API credits

Eligible ChatGPT Pro and Business subscribers can claim up to $500 per month in free API credits as a subscription benefit. The benefit is activated from ChatGPT or the API Platform by linking an API organization you own.

After

Up to $500 per month in free API credits

OpenAI API, OpenAI Codex and ChatGPT Work

3 products from OpenAI

Now available5d

OpenAI API, Codex and ChatGPT Work purchasable through Oracle Marketplace

OpenAI Codex

Agent at OpenAI

New release5d

Codex CLI 0.165.0 adds a Google Cloud Vertex AI provider

OpenAI leads the release race: 20 new models since Apr

Model releases recorded per lab, running total by month

Show as a table

Lab	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov
OpenAI	2	2	2	10	11	18	20	20
Anthropic	2	3	6	7	7	9	10	10
Google	1	3	3	5	7	9	9	9
Meta	1	1	1	2	3	4	6	6
SpaceXSI	0	2	2	3	4	5	5	5

Source: makers' changelogs and announcements, as of Nov 1, 2026. A launch and its general availability count separately.

GPT-6.1 Terra

Model at OpenAI

New release6d

GPT-6.1 Terra released in the API, succeeding GPT-5.6 Terra

OpenAI released GPT-6.1 Terra on the Responses and Chat Completions endpoints as the successor to GPT-5.6 Terra. It is described as a fast, efficient model for visual reasoning, precise computer use, and clear, natural writing.