LangChain added fine-tuning and a smithtune CLI to the LangSmith platform in collaboration with Baseten and Fireworks AI, with smithtune currently in public beta. Other updates include Trajectories for auditing long agent runs and the general availability of Custom Apps, which lets users build interfaces from agent data via prompts. The features were announced during the Interrupt keynote event.
Tuesday, October 20, 2026
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LangChain Launches Managed Deep Agents 0.8 and LangSmith Fine Tuning
AI26 days ago
The AI framework company released several updates to its agent ecosystem to simplify the deployment and optimization of autonomous models. It debuted Managed Deep Agents 0.8, which introduces user-owned credentials and memory to ensure agents operate with specific permissions. The release also integrates parallel search capabilities into agents through a partnership with p0.
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