--- title: Regression Testing with LangSmith | daily.dev description: This blog post discusses the improved regression testing experience in LangSmith, emphasizing the importance of tracking AI testing results over time and the... canonical: https://daily.dev/posts/regression-testing-with-langsmith-m6sxcls8i twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Regression Testing with LangSmith | daily.dev og:description: This blog post discusses the improved regression testing experience in LangSmith, emphasizing the importance of tracking AI testing results over time and the... og:url: https://daily.dev/posts/regression-testing-with-langsmith-m6sxcls8i og:image: https://api.daily.dev/og/posts/m6sxcLs8i.png og:image:alt: Regression Testing with LangSmith og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Regression Testing with LangSmith **[LangChain](https://daily.dev/sources/langchain)** · 3 min read · 3 upvotes · 0 comments ## Summary This blog post discusses the improved regression testing experience in LangSmith, emphasizing the importance of tracking AI testing results over time and the ability to compare multiple experiments. It highlights the features of LangSmith's regression testing flow, including the Comparison View, Display options, and the ability to drill into interesting datapoints. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 1 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#ai-engineering](https://daily.dev/tags/ai-engineering), [#data-science](https://daily.dev/tags/data-science), [#langsmith](https://daily.dev/tags/langsmith), [#testing](https://daily.dev/tags/testing) [View this post on daily.dev](https://daily.dev/posts/regression-testing-with-langsmith-m6sxcls8i) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Regression Testing with LangSmith","url":"https://daily.dev/posts/regression-testing-with-langsmith-m6sxcls8i","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/regression-testing-with-langsmith-m6sxcls8i"},"datePublished":"2024-05-01T16:25:58.839Z","dateModified":"2026-06-04T02:16:59.698Z","description":"This blog post discusses the improved regression testing experience in LangSmith, emphasizing the importance of tracking AI testing results over time and the...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/6720e36a788d89c9887d691f3fae99d1?_a=AQAEuiZ","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/6720e36a788d89c9887d691f3fae99d1?_a=AQAEuiZ","isAccessibleForFree":true,"articleSection":"LangChain","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"LangChain","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/0f4f2629e0724a849823f8cd0d913e13","url":"https://daily.dev/sources/langchain"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/regression-testing-with-langsmith-m6sxcls8i","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":3},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"ai-engineering,data-science,langsmith,testing","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"LangChain","item":"https://daily.dev/sources/langchain"},{"@type":"ListItem","position":3,"name":"Regression Testing with LangSmith"}]} ```