xAIGrok 4.5 No.
When is Grok 4.5 coming out? #
Grok 4.5 is not out yet. There is no announced date yet, and no firm estimate. OutYet.ai rechecks xAI's official release surfaces every minute and flips this page the moment access goes live. Last checked Jul 4, 2026.
One click creates your free account (or signs you into an existing one) and turns on alerts for Grok 4.5. There's no password to set, and you can unsubscribe any time.
Last checked just now
Crowd estimate
No guesses yet. Cast the first one below.
Pick your release guess
Community consensus
An AI summary of the public comments here. Not a sourced fact.
Not enough public feedback yet to summarize. Add a comment to help build the picture.
[Compare Grok 4.5 with another model →](/compare?models=grok-4-5)
Also waiting on: [ChatGPT 5.6](/models/chatgpt-5-6), [Gemini 3.5 Pro](/models/gemini-3-5-pro), [Claude Fable 5.1](/models/claude-fable-5-1), [Claude Mythos 5.1](/models/claude-mythos-5-1)
Comments #
Missing a model, or wishing OutYet did something it doesn't? Tell us what to build.
source & further reading
outyet.ai — original article
Leanstral 1.5: ICYMI: Mistral released Leanstral 1.5, a SOTA open model for Lean 4 proof engineering. > Developers use Lean 4 as a general-purpose functional language (for CLI tools and libraries)…
Muse Spark: Meta is still training their big models but we will get an update on Muse Spark soon https://t.co/M62UrzO40q
Llama 5: Meta's next frontier model 'Watermelon' reportedly caught GPT-5.5 on internal benchmarks (still training)