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The daily briefing

OpenAI ships GPT-5.6 Sol

Thursday, July 9, 2026 · what moved in the AI release cycle in those 24 hours.

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A busy release day: OpenAI confirmed GPT-5.6 Sol via API after weeks of rumors and previews, and also shipped a second model, GPT-Live. xAI's Grok 4.5 landed as well, with Elon Musk pitching it as an 'Opus-class' model at aggressive pricing. Elsewhere, China issued security warnings over Anthropic's Claude Code while CISA reportedly uses Claude Mythos to scan government software.

An AI summary of the day’s tracked items. It may contain errors; every item below links to its source.

Top stories

  1. 1

    GPT-5.6 Sol is out

    GPT-5.6 Sol's confirmed API release ends weeks of rumor and preview cycles around OpenAI's next flagship.

    GPT-5.6 Sol

  2. 2

    Grok 4.5 is out

    Grok 4.5 is a confirmed frontier release, pitched as Opus-class performance at much lower cost with strong coding benchmarks.

    Grok 4.5

  3. 3

    GPT-Live is out

    GPT-Live is a second same-day OpenAI release, underscoring an accelerated shipping cadence from the largest frontier lab.

    GPT-Live

Picked by AI from the day’s tracked items; every link goes to the source.

Released

Grok 4.5 is out.

Confirmed via the API at Jul 8, 2026, 5:39 PM UTC.

GPT-Live is out.

Confirmed via the API at Jul 9, 2026, 7:56 AM UTC.

GPT-5.6 Sol is out.

Confirmed via the API at Jul 9, 2026, 12:00 PM UTC.

News & rumors added

Every story we’re tracking →