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SpaceXAI
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Announcing Grok 4.5, our first model trained specifically for coding and agents. It was trained with Cursor and offers frontier intelligence at leading speeds and cost efficiency.
x.ai/news/grok-4-5
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Grok Build is now installed in Railway sandboxes
Railway@Railway
Grok Build from @xai is now available in Railway sandboxes Run `ssh sandboxes@railway.new` in your terminal and try it out
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Every account includes a free phone number to get started. We're launching today in beta:
Try it now → console.x.ai/voice/agents
Read more → x.ai/news/grok-voic…
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Most voice stacks stitch together three APIs: speech-to-text, a language model, and text-to-speech—often with each stage hosted by a different provider.
Every hop adds cost, latency, and new failure modes. Voice Agent Builder is one interface built for Grok Voice, tightly coupled to the model.
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Introducing Voice Agent Builder: a no-code platform to create human-like voice agents with Grok Voice.
Available today at $0.05 / min.
x.ai/voice
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State of the art voice APIs from SpaceXAI, now in the Vercel AI Gateway
Vercel Developers@vercel_dev
Grok's realtime voice is now on AI Gateway. Build with AI SDK 7: • 𝚡𝚊𝚒/𝚐𝚛𝚘𝚔-𝚟𝚘𝚒𝚌𝚎-𝚝𝚑𝚒𝚗𝚔-𝚏𝚊𝚜𝚝-𝟷.𝟶 (𝚞𝚜𝚎𝚁𝚎𝚊𝚕𝚝𝚒𝚖𝚎) • 𝚡𝚊𝚒/𝚐𝚛𝚘𝚔-𝚝𝚝𝚜 (𝚐𝚎𝚗𝚎𝚛𝚊𝚝𝚎𝚂𝚙𝚎𝚎𝚌𝚑) • 𝚡𝚊𝚒/𝚐𝚛𝚘𝚔-𝚜𝚝𝚝 (𝚝𝚛𝚊𝚗𝚜𝚌𝚛𝚒𝚋𝚎) vercel.com/changelog/xai-…
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Try the new Firecrawl plugin in the Grok Build Plugin Marketplace
Firecrawl@firecrawl
Firecrawl is now an official plugin in @grok build 🔥 Your Grok agents can now search the web, scrape, and interact with any page, directly in the CLI. Find us on the @xai marketplace today and get started free with 1,000 monthly credits.
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You can now connect Grok to Interactive Brokers, delivering high quality, up-to-date information on your portfolio
Interactive Brokers@IBKR
Interactive Brokers integrates with Grok. Research investments and analyze your portfolio using AI. AI informs. Approve every trade. ibtweet.com/twitter865op IBLLC Member SIPC. AI integrations provided by 3rd parties. IBKR does not verify content generated by AI platforms.
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SpaceXAI retweetledi
SpaceXAI retweetledi
The Grok plugin for Word is live.
Draft documents, summarize research from the web and X, or generate diagrams for your writing.
Try it now x.ai/grok/word
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Grok TTS delivers the most human-like speech
Vapi@Vapi_AI
Two days into blind voting of voice models on our Humanness Index™, and xAI's Grok TTS model is at the top of the pack. Its humanness score? 96, just 4 points under a real human voice (100). The Humanness Index takes one voice and one quote, clones it across every major model, then plays the results blind for real listeners to score. Hear it, cast your votes, and contribute to the leaderboard 👇 humannessindex.vapi.ai
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