AI21 Labs

Karpathy’s leash isn’t a shackle, it’s how enterprises learn to trust AI. Do you agree @karpathy ? We explore Karpathy’s idea of “putting AI on a leash” here: ai21.com/blog/karpathys… 🧵 1/6

3 events. 1 city. 🔥 Boston, you delivered. ✅ 80+ builders at the @sundai_club Hackathon ✅ 80+ AI devs at @AITinkerers meetup ✅ 20 @HarvardHBS founders building AI-first startups We had so much fun building, brainstorming, and shipping projects with #Maestro, our new agentic…

Complex AI, Simple Assembly. We believe that even the most complex AI systems should be easy to assemble & incredibly useful. That’s why Maestro AI agents are simple to build & bring real value to businesses. @AI21Labs' Maestro is now available to all enterprise customers!…

Now live. A new update to our Jamba open model family 🎉 Same hybrid SSM-Transformer architecture, 256K context window, efficiency gains & open weights. Now with improved grounding & instruction following. Try it on AI21 Studio or download from @huggingface 🤗 More on what…

June was a busy developer-first month for us! - We hosted three AI Tinkerers meetups in SF, Paris, and NYC - Presented insights about agents at the AI Engineer World's Fair conference in SF - Launched a 7-day virtual hackathon with AWS Heroes using our AI21 Maestro product -…

It's not every day I get to interview a former principal scientist who worked at Google, and is a Professor Emeritus at Stanford University, about the state of AI. But here we go. Introducing an hour with Yoav Shoham, @yshoham, AI pioneer and cofounder of @AI21Labs . This…

Yesterday @origoshen our CEO Introduced Maestro, AI21’s agent framework focused on consistency and accuracy, highlighting that while 90% of enterprises aim to adopt AI across hundreds of use cases, only 1-6% reach production—mainly due to immature technology and fear of costly…

🚀 What a morning! ☀️☕️ Today, we hosted a packed house of hundreds at the AI Breakfast Club, in partnership with AI21 Labs, Entrée Capital, AWS, and NVIDIA. The conversation? AI Agents—one of the most buzzed-about topics in AI today. Industry leaders and entrepreneurs shared…

Today at @nvidia GTC! ⚡ Join AI21 Labs’ co-founder and co-CEO @origoshen as he takes the stage to discuss the transition from reasoning models to AI planning systems. If you’re attending, let us know in the comments!

Our CEO @origoshen on live stage at #humanx2025 presenting #AI21Maestro AI21’s new approach to structured, multi-step AI execution. Finally, AI that follows and executes a plan. Thanks @stefanweitz and #HumanX team for inviting us.

Meet Maestro: @AI21Labs new AI Planning and Orchestration system. Unlike LLM-based agents, #Maestro ensures reliable outcomes while optimizing latency and cost. This is AI that you can actually trust. 🔗 Sign up now! ai21.com/maestro #AI21Maestro #AccuracyAtScale…

Jamba Mini 1.6 outpacing Gemini 2.0 Flash, GPT-4o mini, and Mistral Small 3 on output speed. artificialanalysis.ai/models/jamba-1… This is what fast looks like! #BuildOpen #AI21Jamba

Today we launched Jamba 1.6, the best open model for private enterprise deployment. AI21’s Jamba outperforms Cohere, Mistral and Llama on key benchmarks, including Arena Hard, and rivals leading closed models while maintaining unmatched speed and quality.  Now available on…