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Composer 2.5 is now available inside Grok Build.
— xAI (@xai) 1 juin 2026
Composer 2.5 is a fast, highly intelligent model that excels on long-running tasks and following complex instructions. pic.twitter.com/x7k4zVuVdW
Composer 2.5 is now available inside Grok Build. Composer 2.5 is a fast, highly intelligent model that excels on long-running tasks and following complex instructions.
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grok-build-0.1 is now available via the xAI API in public beta. This is the same model that powers the Grok Build CLI and excels at agentic coding. Priced at $1/m input and $2/m output, it’s extremely cost effective, intelligent, and fast.
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Grok Build 0.2.7 is now out, with /usage, /login, shared terminals across subagents, and improved image understanding See all updates at https://
x.ai/build/changelog
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Grok 4.3 is now live on the xAI API. It’s our fastest, most intelligent model to date. It tops the @ArtificialAnlys leaderboards in agentic tool calling and instruction following, and ranks #1 in @ValsAI enterprise domains like case law and corporate finance. Grok 4.3 supports
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Two voices. One human. One AI. Can you guess the AI clone? 👇
— xAI (@xai) 4 mai 2026
Voice cloning, rich with natural emotion, is now live on the Grok Voice API.https://t.co/EjxjXstoiL pic.twitter.com/OkGeua3H1g
Two voices. One human. One AI. Can you guess the AI clone? Voice cloning, rich with natural emotion, is now live on the Grok Voice API. http://
x.ai/news/grok-cust
om-voices
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Voice Cloning is now live via the xAI API!
— xAI (@xai) 1 mai 2026
Create a custom voice in less than 2 minutes or select from our library of 80+ voices across 28 languages to personalize your voice agents, audiobooks, video game characters, and more.https://t.co/EjxjXssQtd pic.twitter.com/iR8AW2UOgo
Voice Cloning is now live via the xAI API! Create a custom voice in less than 2 minutes or select from our library of 80+ voices across 28 languages to personalize your voice agents, audiobooks, video game characters, and more. http://
x.ai/news/grok-cust
om-voices
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Introducing Grok Voice Think Fast 1.0 A state-of-the-art voice model built for complex, multi-step workflows with snappy responses and high accuracy. It takes the top spot on the Tau Voice Bench and handles real-world messiness like noise, accents, and interruptions better than
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Grok's Speech to Text API is now available. Instant, multi-speaker transcription across 25 languages – at the best price in the market.
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On web and mobile, you can try Quality mode by selecting it in the prompt bar. Our previous model will still be available when you select Speed. Share your images, tag @imagine, and let us know what you think. We read all your replies. Try it now: grok.com/imagine
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Stronger Text Rendering Our new model renders text with improved accuracy in many languages. Use Quality mode for brand designs, infographics, or text anywhere in the real world. (cake by @venturetwins)