updates from our engineering team

San Francisco
Joined June 2007
Engineering retweeted
Ever wondered what it takes to ship an encrypted chat API? I wrote up how to build on the 𝕏 Chat API and a sneak peak on how we built it
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Engineering retweeted
First week at @X done and first big ship: introducing 23 new X Chat endpoints!
New X Chat endpoints are now available in X API v2.169. You can now manage groups, admins, invites, join requests, members, mute, TTL, pinned messages, and chat settings from the X API. More details here: docs.x.com/xchat/introductio…
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Livestream API ✅ Streaming on X ✅
One of my favorite verticals that I've worked on, and there's so much more to come. A world-class streaming platform needs a world-class API to match. Now it's here. Tell your favorite streaming software company to get integrated today.
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Engineering retweeted
One of my favorite verticals that I've worked on, and there's so much more to come. A world-class streaming platform needs a world-class API to match. Now it's here. Tell your favorite streaming software company to get integrated today.
X Livestream API has been rebuilt from the ground up. Your entire broadcast lifecycle on X can now be powered by our API: go live, schedule broadcasts, run and moderate chat, and get live events for alerts and overlays. Available now. 🚢
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Engineering retweeted
X Numbers are here. Share yours with anyone you want to contact you, even if you don't follow them. It's an optional way for people to message or call you, without you needing to accept requests or follow them back.
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Engineering retweeted
The @XDevelopers and @bot team worked tirelessly this week to make the X in Grok Bot experience as seamless as possible. On top of the included credits to Grok Bot users, this week we started giving $20 of monthly X API credits to all Premium+ users.
Grok Bot now has improved support for X! When you connect your X profile, a developer account will be automatically created with some included credits.
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Engineering retweeted
We're building the Everything API so agents can work across X and beyond. To get started with the X Ads MCP, assign your developer app to an Ads project at console.x.com
Create, manage and optimize campaigns from the AI you already use with X Ads MCP. Now accessible with an X Developer Platform account.
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𝕏 Chat is a full rewrite of DMs on 𝕏 and will replace legacy DMs over time That only works if builders can come along. Businesses ran support & automation on the DM API for years, but none of it works with encrypted messages 𝕏 Chat needed an API of its own. Today it has one
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We've completely rebuilt the Android X app from the ground up. It's faster, smoother, and more reliable than the old version in every way. We modernized the foundation so everything just feels better: scrolling, loading, notifications, you name it.
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Update your app today to see the difference. Many more upgrades to come including hosting Spaces and performance upgrades for older devices. Let us know what you think and reply with any bugs that you catch.
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Engineering retweeted
The Ads @engineering team at 𝕏 continues to deliver outstanding new products for advertisers! 🔥 In the last month we have launched: - X Ads App on Shopify - Simplified Pixel + Direct CAPI Integration - Improved Dynamic UTMs - New Conversion Tracking Dashboard - Boost & Mentions Boost 🚀
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Try out our new model for free and let us know what can be improved. Install at x.ai/cli
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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Engineering retweeted
Try Grok 4.5 in the API, Grok Build, and Cursor
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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Engineering retweeted
Introducing Live Studio (beta) — a completely redesigned livestreaming control room built into 𝕏.com. x.com/i/live-studio
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Engineering retweeted
Build a voice agent connected to your scheduling app, knowledge base, and any custom MCPs or APIs Phone number included to get started!
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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was a lot of fun working on this! agents will now be able to inform their decisions with the highest-quality realtime data known to man. lots more coming soon.
Announcing the hosted X MCP. Agents now have access to the best real-time information source in the world. Connect Grok, Cursor, or any MCP-compatible AI tool to the X API without any setup! Check it out here: docs.x.com/tools/mcp
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Engineering retweeted
XChat for Android is live. Chat privately with anyone on X, straight from your home screen. Download now: play.google.com/store/apps/d…
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Build massive-scale systems that drive the business, rebuilt with modern infra + AI at the core. Join a small, fast team where early-career engineers get real ownership, learn from top talent, and ship what matters. Apply Below!👇 job-boards.greenhouse.io/xai…
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We're hiring exceptional engineers to integrate Grok across our Ads Platform! If you’ve built massive-scale advertising systems in bidding, auctions, marketplace, ranking, prediction & product, let’s transform ads with xAI. 👇Click to apply! job-boards.greenhouse.io/xai…
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