LangSmith Engine: >2× better issue detection, self-hosted and Linear/Slack integrations
LangSmith Engine now detects more than 2× the impactful issues on IssueBench, writes fixes 25% better on Terminal-Bench, and ships with self-hosted support, Slack alerts, automatic Linear ticket creation, a reduced-analysis mode, and auto-closing of stale issues. Since its May launch, Engine has scanned over 60 million traces and surfaced more than 20,000 issues across customers' agents. Available on LangSmith Plus and Enterprise, in SaaS and self-hosted.
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FAQWhat did LangChain announce on AUG 25, 2026?
LangSmith Engine now detects more than 2× the impactful issues on IssueBench, writes fixes 25% better on Terminal-Bench, and ships with self-hosted support, Slack alerts, automatic Linear ticket creation, a reduced-analysis mode, and auto-closing of stale issues. Since its May launch, Engine has scanned over 60 million traces and surfaced more than 20,000 issues across customers' agents. Available on LangSmith Plus and Enterprise, in SaaS and self-hosted.
What is LangChain?
LangChain the company ships an agent engineering platform on top of the open-source LangChain and LangGraph frameworks. LangSmith is the commercial observability and evaluation layer — tracing, automatic evaluators (Perceived Error and more), preview deployments from PR branches, and AgentCore Payments middleware that lets agents transact through the x402 flow with session-level spending limits.
Where is the official source for this announcement?
It was published by LangChain on AUG 25, 2026 via langchain.com, the company's official channel. AgentMaps cites the primary source for every charted signal.