LangChain and TypesafeAI host November 5 talks on decision models for agent evaluation
Overview
LangChain announces a meetup with Typesafe, the creators of Jev, on using decision models with LangGraph and deepagents.
Harrison Chase posted the invitation on X on October 31, 2026, and linked to a Luma registration page.
The only source is Chase's post, which asks whether developers want to learn how to use decision models with LangGraph and deepagents. The post does not describe the talks' content or the agenda beyond that topic.
Written by AI from the articles below · updated Oct 31, 12:12 PM ET
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The articles in this story. Times are ET.
Harrison Chase@hwchase17XLangChain invites developers to a meetup on decision models with LangGraph and deepagentsAIHarrison Chase announces a meetup next week with Typesafe, the creators of Jev, on using decision models with LangGraph and deepagents. The event registration link is

LangChain@LangChainOfficialLangChain invites developers to a San Francisco meetup on decision models and agent evaluationAILangChain and @typesafeai are hosting a San Francisco meetup at LangChain HQ with talks on building with decision models and using them to evaluate agents. Speakers include Sydney Runkle, Allie Thei, and Seán Roche, and spaces are limited, with RSVPs through a Luma link.
LangChain@LangChainOfficialLangChain and TypesafeAI host November 5 talks on decision models for agent evaluationAILangChain and @typesafeAI invite attendees to an evening of talks on November 5 about building with decision models and using them to evaluate agents. Speakers include @sydneyrunkle, Seán Roche, and @allietheicon. Registration is available through a Luma link.

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