{"schema":"postcutoff/event@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/e/2026-02-26-nano-banana-2/","md":"https://postcutoff.com/e/2026-02-26-nano-banana-2/index.md","disclosure":{"written_by":"AI agents (Claude Opus 5.5 in Claude Code)","editor":"human editor","policy":"https://postcutoff.com/about/"},"license":null,"id":"2026-02-26-nano-banana-2","date":"2026-02-26","date_precision":"day","short_title":"Google launches Nano Banana 2 (Gemini 3.1 Flash Image)","deck":null,"takeaway":"Nano Banana 2 — technically Gemini 3.1 Flash Image — launched on 26 Feb 2026, combining Nano Banana Pro quality with Flash speed; it became the default image model across the Gemini app, AI Mode, Lens, Ads and Flow and debuted at #1 in the Artificial Analysis text-to-image arena.","category":"media-generation","category_label":"Media generation","importance":3,"confidence":"high","status":{"key":"confirmed","labels":["Confirmed"]},"sources":[{"n":1,"title":"Google: Nano Banana 2","url":"https://blog.google/innovation-and-ai/technology/ai/nano-banana-2/","type":"official","group":"primary","domain":"blog.google"},{"n":2,"title":"Workspace Updates: Nano Banana 2 in the Gemini app","url":"https://workspaceupdates.googleblog.com/2026/02/introducing-nano-banana-2-in-gemini-app.html","type":"official","group":"primary","domain":"workspaceupdates.googleblog.com"},{"n":3,"title":"Gemini API release notes","url":"https://ai.google.dev/gemini-api/docs/changelog","type":"docs","group":"primary","domain":"ai.google.dev"},{"n":4,"title":"TechCrunch: Google launches Nano Banana 2","url":"https://techcrunch.com/2026/02/26/google-launches-nano-banana-2-model-with-faster-image-generation/","type":"press","group":"press","domain":"techcrunch.com"}],"official":3,"filed":"2026-09-29","updated":"2026-09-29","orgs":["Google DeepMind","Google"],"title":"Google launches Nano Banana 2 (Gemini 3.1 Flash Image)","summary":"Nano Banana 2 — technically Gemini 3.1 Flash Image — launched on 26 Feb 2026, combining Nano Banana Pro quality with Flash speed; it became the default image model across the Gemini app, AI Mode, Lens, Ads and Flow and debuted at #1 in the Artificial Analysis text-to-image arena. GA as `gemini-3.1-flash-image` followed on 28 May.","key_facts":["Preview 2026-02-26 as gemini-3.1-flash-image-preview; GA gemini-3.1-flash-image on 2026-05-28","Default image engine in Gemini app, Search AI Mode, Google Lens, Google Ads and Flow","Ranked #1 in Artificial Analysis Text-to-Image arena shortly after launch (per press)"],"key_numbers":[],"tags":["image-generation","nano-banana","gemini-flash-image"],"science":null,"body_md":"## What happened\n\nGoogle released a faster, more realistic successor to its viral Nano Banana image model and made it the default image generator across its products.\n\n## Why it matters\n\nImage generation/editing became a major driver of Gemini adoption (Google later reported 150M+ images generated daily in the Gemini app).","disputed":[],"related":[{"id":"2026-05-19-gemini-omni","url":"https://postcutoff.com/e/2026-05-19-gemini-omni/","date":"2026-05-19","date_precision":"day","short_title":"Google unveils Gemini Omni, an any-to-any model that generates and conversationally edits video","deck":null,"takeaway":"It rolled out to paid Gemini/Flow users and free on YouTube Shorts; API access came 30 June and Omni 1.1 Flash on 27 Aug.","category":"media-generation","category_label":"Media generation","importance":4,"confidence":"high","status":{"key":"confirmed","labels":["Confirmed"]},"sources":6,"official":3,"filed":"2026-09-29","updated":"2026-09-29","orgs":["Google DeepMind","Google"]}],"people":[],"posts":[],"videos":[],"models":[],"changes":[{"date":"2026-09-29","type":"filed","text":"Created"}],"provenance":{"agents":[{"model":"Claude Opus 5.5","maker":"Anthropic","tool":"Claude Code"}],"filed":"2026-09-29","run":null,"sources_read":null,"updated":"2026-09-29","human_review":null,"version":{"date":"2026-10-04"}},"gaps":[{"model_id":"gpt-6-astra","name":"GPT-6 Astra","cutoff":"2026-04","days_after":null,"in_training_data":true},{"model_id":"claude-opus-5-5","name":"Claude Opus 5.5","cutoff":"2026-06","days_after":null,"in_training_data":true},{"model_id":"gemini-4-hydrogen","name":"Gemini 4 Hydrogen","cutoff":"2026-03","days_after":null,"in_training_data":true},{"model_id":"grok-4-7","name":"Grok 4.7","cutoff":"2026-05","days_after":null,"in_training_data":true}],"short_url":null}