@langchain

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23 June 2026 19h17

A great opportunity to learn the Agent Development Cycle with @hwchase17

LangSmith Fleet: Two Types of Agents, General and Specialized

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23 June 2026 18h02

LangSmith Fleet offers two types of agents: General-Purpose Chat and Specialized Agents. An analysis of why this choice is deliberate and the use cases for each.

Discover how to comply with the AI Act using LangSmith

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23 June 2026 16h05

Ready to discover how you can meet the core technical requirements of the EU AI Act with LangSmith?

LangSmith transforms tracing into AI compliance evidence

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23 June 2026 16h05

When the EU AI Act comes into effect, compliance will become a continuous measurement obligation. With LangSmith, you can transform tracing into compliance evidence. Run our customizable evaluators on production traffic, and evaluate

FireworksAI and Alibaba Qwen Partnership for Efficient Traceability Judge

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23 June 2026 14h56

We partnered with @FireworksAI_HQ to build an efficient traceability judge. We fine-tuned an @Alibaba_Qwen model to detect 'perceived errors' on each production trace. It matched or exceeded the performance of state-of-the-art models and

Invitation to LangChain Meetup Berlin with DB and Zalando on July 16

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23 June 2026 12h45

Berlin You are invited to a LangChain Meetup with DB Engineering & Consulting, and @Zalando on July 16. Confirm your presence to reserve your spot
https://luma.com/e6onqqkz

Fixed bugs improve your evaluation suite with LangSmith

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22 June 2026 20h01

Every problem that LangSmith Engine solves makes your evaluation suite more robust.
Fix a bug → get a custom online evaluator + a new offline dataset example.
Over time, your test harness becomes smarter about

22 June 2026

Good governance for rapid iteration with control and visibility

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22 June 2026 19h01

Good governance does not mean slowing teams down. It's about enabling rapid iteration without losing visibility, control, or consistency. https://events.langchain.com/webinar/the-agent-development-lifecycle-101/ … Join @hwchase17 on June 24 and discover how teams go from

22 June 2026

Repeatable method for managing agent cost and usage

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22 June 2026 19h01

As agent adoption grows, teams need a repeatable method to build many agents safely, consistently, and reliably in production environments. Teams need shared ways to manage: Cost and usage