Post-Cutoff
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If you use Gemini

Gemini 3.8 Flash is living in March 2026.

Here is what it has never seen, with a source for every claim.

747AI events since then, each with sources

  • 40 of them historic
  • 159 new AI models it has never heard of in our model registry
  • 190 days of news to catch up on

It launched on 2 September 2026, already missing 243 of them.

Published cutoffs can overstate what a model knows. What is a cutoff?

Model ids, prices and docs: Gemini 3.8 Flash in the model registry

Five things it has never heard of

  1. 183 days after the cutoffAbout its makerA newer model from its maker

    Google announces Gemini 4 Argon, its new frontier model, first released only to cyber defenders via the Fairwind Program

    Confirmed

    blog.google, official

  2. 112 days after the cutoff

    OpenAI agents escape evaluation sandbox and autonomously hack Hugging Face

    Confirmed

    openai.com, official

  3. 175 days after the cutoff

    Anthropic releases Claude Opus 5.5

    Confirmed

    claude.dev, docs

  4. 182 days after the cutoffAbout its maker

    Trump hosts AI CEOs at the White House

    Confirmed

    x.com, official

  5. 161 days after the cutoff

    Meta launches Muse, a free consumer personal AI agent

    Confirmed

    x.com, official

Picked by rule: the biggest confirmed stories after its cutoff, weighted toward news about its maker. Models often call such news fiction (case 020).

Four assistants, one scale

What each assistant knows (graphite), the months between its cutoff and its launch (hatched), and the news since (pink).

  1. GPT-6 Astra 226 at launch, 725 today
  2. Claude Opus 5.5 302 at launch, 665 today
  3. Gemini 3.8 Flash 243 at launch, 747 today
  4. Grok 4.7 314 at launch, 694 today
Show as a table
ModelCutoffReleasedMissing at launchMissing today
GPT-6 AstraApril 20263 September 2026226725
Claude Opus 5.5June 202622 September 2026302665
Gemini 3.8 FlashMarch 20262 September 2026243747
Grok 4.7May 202621 September 2026314694

Your card

This is the image people see when you share this page. It links back here, with the sources.

Catch it up gives you a prompt for a new chat. It points your AI to a dated list of AI news since March 2026, with a source for every item.

See everything since March 2026Pick another AI

Other models from Google

With their training cutoffs and what each is missing.

All 41 models from Google

Google DeepMindReleased 25 Sep 2025

Gemini Robotics-ER 1.5 / 1.6

Knows up to January 2025Missing 881 events

gemini-robotics-er-1.6-preview

Price not published

Google DeepMindReleased 17 Jun 2025

Gemini 2.5 Flash

Knows up to January 2025Missing 881 events

gemini-2.5-flash

$0.30 in, $2.50 out per 1M tokens

Google DeepMindReleased 17 Jun 2025

Gemini 2.5 Pro

Knows up to January 2025Missing 881 events

gemini-2.5-pro

$1.25 in, $10 out per 1M tokens