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Agents/LangChain Blog/June 26, 2026 at 9:14 PM

June 2026: LangChain Newsletter — Fleet On-Call Copilot, Deep Agents Rubrics, and More

New in LangSmith: a Fleet on-call copilot for alert triage, computer use for agents, voice trace debugging, and experiment status tracking. Plus Deep Agents Rubrics, programmatic subagents, a new LangSmith Deployment course, and upcoming events in Chicago, Berlin, DC, and Vegas.

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