OpenAI Codex and Figma launch seamless code-to-design experience
Adds a code-to-design integration that connects Codex directly to Figma's design tools through MCP.
OpenAI changelog: February 2026
15 releases from to
Everything OpenAI shipped in February 2026, collected from official OpenAI sources. Each entry is dated and links to the page it came from.
February 2026 at a glance
February 2026 was OpenAI's busiest month of the 12 months to then: 15 releases, about 3.5× its monthly average of 4. That was 7 releases more than January 2026. Most were Developer Tools (7), followed by Model (5) and Ecosystem (1).
Releases
15
+7 vs January 2026
Rank of 12 months
1st
Average 4.3 a month
Most shipped
Developer Tools
7 releases
Notable OpenAI launches in February 2026
- Model
GPT-5.3-Codex in the API
Released gpt-5.3-codex to the Responses API.
Source: OpenAI API Changelog - Model
GPT-Realtime-1.5 and gpt-audio-1.5
Released GPT-Realtime-1.5 to the Realtime API. Released gpt-audio-1.5 to the Chat Completions API.
Source: OpenAI API Changelog - Model
Introducing GPT-5.3-Codex-Spark
OpenAI shipped GPT-5.3-Codex-Spark as a fast research preview for real-time coding in the Codex app, CLI, and VS Code extension.
Source: OpenAI
All OpenAI releases in February 2026
Newest first. Each entry links to the official page it came from.
February 202615 releases
Responses API phase label
Released phase to the Responses API. It labels an assistant message as intermediate commentary ( commentary ) or the final answer ( final_answer ).
GPT-5.3-Codex in the API
Released gpt-5.3-codex to the Responses API.
Expanded input_file support in Responses API
Expanded input_file support in the Responses API to accept more document, presentation, spreadsheet, code, and text file types.
WebSocket mode for the Responses API
Launched WebSocket mode for the Responses API.
GPT-Realtime-1.5 and gpt-audio-1.5
Released GPT-Realtime-1.5 to the Realtime API. Released gpt-audio-1.5 to the Chat Completions API.
Introducing GPT-5.3-Codex-Spark
OpenAI shipped GPT-5.3-Codex-Spark as a fast research preview for real-time coding in the Codex app, CLI, and VS Code extension.
Skills in the Responses API
Launched support for Skills in the Responses API. We support Skills across both local execution and hosted container-based execution.
Server-side compaction in the Responses API
Launched server-side compaction in the Responses API.
Hosted Shell tool and container networking
Launched a new Hosted Shell tool, as well as support for networking in containers.
GPT-5.2 Instant Update
OpenAI updated GPT-5.2 Instant in ChatGPT and the API to sound more measured and grounded, with clearer answers on advice and how-to questions.
GPT-5.3-Codex in Cursor and VS Code
GPT-5.3-Codex is available natively in Cursor and VS Code, with API access starting for a small set of customers in a phased release. It is the first model treated as a high security capability under the Preparedness Framework.
Introducing GPT-5.3-Codex
OpenAI launched GPT-5.3-Codex as its most capable agentic coding model yet, combining Codex and GPT-5 training stacks into a faster model for long-running work on real projects.
GPT-5.2 and GPT-5.2-Codex run ~40% faster
Optimized inference stack for API customers and GPT-5.2 and GPT-5.2-Codex now run ~40% faster. Model and model weights are unchanged.
Introducing the Codex app
Launches the Codex app for macOS, a new interface for managing multiple agents in parallel and coordinating longer tasks.
Where February 2026 sits
OpenAI releases per month, for February 2026 and the 11 months before it. A taller bar means more releases that month; the dated entries for each month are on its own page.
Other companies in February 2026
39 of the companies we track shipped in February 2026; OpenAI ranks 2nd by number of releases.
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