From 6cf92d35d4a3be4e4778d0ddb01d77a62fd3e31c Mon Sep 17 00:00:00 2001 From: Lauren Hirata Singh Date: Mon, 13 Oct 2025 21:21:33 -0400 Subject: [PATCH 1/3] marketing copy updates --- src/docs.json | 6 ++-- src/index.mdx | 30 +++++++++++++------ src/langsmith/integrations.mdx | 54 ++++++++++++---------------------- 3 files changed, 44 insertions(+), 46 deletions(-) diff --git a/src/docs.json b/src/docs.json index e3f5ef4031..70fca4d0bb 100644 --- a/src/docs.json +++ b/src/docs.json @@ -135,7 +135,8 @@ "icon": "house", "description": "LangChain docs home", "pages": [ - "index" + "index", + "langchain-academy" ] }, { @@ -1156,7 +1157,8 @@ "icon": "house", "description": "LangChain docs home", "pages": [ - "index" + "index", + "langchain-academy" ] }, { diff --git a/src/index.mdx b/src/index.mdx index e2903cb013..1edcb67446 100644 --- a/src/index.mdx +++ b/src/index.mdx @@ -4,21 +4,33 @@ sidebarTitle: All docs mode: "center" --- -# The agent engineering platform +# Documentation -Tools for every step of the agent development lifecycle. Ship reliable agents fast with open source frameworks for building agents, and our commercial platform LangSmith for observing, evaluating, and deploying agents. +LangChain is the platform for agent engineering. AI teams at Replit, Clay, Rippling, Cloudflare, Workday, and more trust LangChain's products to engineer reliable agents. + +Our **open source frameworks** help you build agents: + +- [**LangChain**](/oss/python/langchain/overview) helps you quickly get started building agents, with any model provider of your choice. +- [**LangGraph**](/oss/python/langgraph/overview) allows you to control every step of your custom agent with low-level orchestration, memory, and human-in-the-loop support. You can manage long-running tasks with durable execution. + +[**LangSmith**](/langsmith/overview) is a platform that helps AI teams use live production data for continuous testing and improvement. LangSmith provides: + +- **Observability** to see exactly how your agent thinks and acts with detailed tracing and aggregate trend metrics. +- **Evaluation** to test and score agent behavior on production data and offline datasets for continuous improvement. +- **Deployment** to ship your agent in one click, using scalable infrastructure built for long-running tasks. ## Get started - - - + + + + ## Open source agent frameworks @@ -33,7 +45,7 @@ Tools for every step of the agent development lifecycle. Ship reliable agents fa icon="link" cta="Learn more" > - Get started quickly with pre-built agent architectures and standard integrations for swapping model providers. + Quickly get started building agents, with any model provider of your choice. - Get started quickly with pre-built agent architectures and standard integrations for swapping model providers. + Quickly get started building agents, with any model provider of your choice. - Iterate on prompts with version control, auto-generated prompt improvement, and collaboration features. + Iterate on prompts with version control, prompt optimization, and collaboration features. - Ship your agent in one click with infrastructure built for long-running tasks and human oversight. + Ship your agent in one click, using scalable infrastructure built for long-running tasks. diff --git a/src/langsmith/integrations.mdx b/src/langsmith/integrations.mdx index 28b76609b4..a17cded322 100644 --- a/src/langsmith/integrations.mdx +++ b/src/langsmith/integrations.mdx @@ -4,7 +4,7 @@ sidebarTitle: Overview mode: wide --- -LangSmith provides support for [LangChain](/oss/python/langchain/overview) and [LangGraph](/oss/python/langgraph/overview) as well as integrations with a growing set of popular [LLM providers](#llm-providers) and [agent frameworks](#agent-frameworks). For setup and usage, refer to the guide pages in the navigation bar. +[LangSmith](https://smith.langchain.com/) provides support for [LangChain](/oss/python/langchain/overview) and [LangGraph](/oss/python/langgraph/overview) as well as integrations with a growing set of popular [LLM providers](#llm-providers) and [agent frameworks](#agent-frameworks). For setup and usage, refer to the guide pages in the navigation bar. ## Open source frameworks @@ -12,14 +12,12 @@ LangSmith provides support for [LangChain](/oss/python/langchain/overview) and [ - + href="/langsmith/trace-with-langchain" horizontal /> - + href="/langsmith/trace-with-langgraph" horizontal /> @@ -30,34 +28,28 @@ LangSmith provides support for [LangChain](/oss/python/langchain/overview) and [ title="OpenAI" icon="/langsmith/images/OpenAI-black-monoblossom.svg" href="/langsmith/trace-openai" - horizontal> - + horizontal /> - + href="/langsmith/trace-anthropic" horizontal /> - + icon="/langsmith/images/google-gemini-icon.svg" horizontal /> - + icon="/langsmith/images/bedrock-icon.png" horizontal /> - + icon="/langsmith/images/deepseek-icon.svg" horizontal /> - + icon="/langsmith/images/mistral-icon.svg" horizontal /> @@ -67,44 +59,37 @@ LangSmith provides support for [LangChain](/oss/python/langchain/overview) and [ - + href="/langsmith/trace-with-autogen" horizontal /> - + href="/langsmith/trace-with-crewai" horizontal /> - + href="/langsmith/trace-with-google-adk" horizontal /> - + href="/langsmith/trace-with-openai-agents-sdk" horizontal /> - + href="/langsmith/trace-with-opentelemetry" horizontal /> - + href="/langsmith/trace-with-semantic-kernel" horizontal /> - + href="/langsmith/trace-with-vercel-ai-sdk" horizontal /> @@ -114,13 +99,12 @@ LangSmith provides support for [LangChain](/oss/python/langchain/overview) and [ - + href="/langsmith/trace-with-instructor" horizontal /> - + href="/langsmith/trace-claude-code" horizontal /> + From 12ec0a0dba3f8cccf241bfb0a085036504bbb41a Mon Sep 17 00:00:00 2001 From: Lauren Hirata Singh Date: Mon, 13 Oct 2025 21:34:49 -0400 Subject: [PATCH 2/3] fix --- src/docs.json | 4 ++-- src/oss/langchain/academy.mdx | 4 ++++ 2 files changed, 6 insertions(+), 2 deletions(-) create mode 100644 src/oss/langchain/academy.mdx diff --git a/src/docs.json b/src/docs.json index 70fca4d0bb..ef39d5ef47 100644 --- a/src/docs.json +++ b/src/docs.json @@ -334,7 +334,7 @@ "group": "Additional resources", "icon": "list", "pages": [ - "langchain-academy", + "oss/python/langchain/academy", "oss/python/langgraph/case-studies" ] } @@ -1385,7 +1385,7 @@ "group": "LangChain Academy", "icon": "graduation-cap", "pages": [ - "langchain-academy" + "oss/javascript/langchain/academy" ] }, { diff --git a/src/oss/langchain/academy.mdx b/src/oss/langchain/academy.mdx new file mode 100644 index 0000000000..b7bbf72a76 --- /dev/null +++ b/src/oss/langchain/academy.mdx @@ -0,0 +1,4 @@ +--- +title: LangChain Academy +url: https://academy.langchain.com/ +--- From 69c23f27fbf50bad165d09d2eb09aa68a9af0a00 Mon Sep 17 00:00:00 2001 From: Lauren Hirata Singh Date: Mon, 13 Oct 2025 21:43:29 -0400 Subject: [PATCH 3/3] fix academy links --- src/docs.json | 6 ++---- src/oss/langchain/academy2.mdx | 4 ++++ src/oss/langchain/academy3.mdx | 4 ++++ 3 files changed, 10 insertions(+), 4 deletions(-) create mode 100644 src/oss/langchain/academy2.mdx create mode 100644 src/oss/langchain/academy3.mdx diff --git a/src/docs.json b/src/docs.json index ef39d5ef47..c7a68433ce 100644 --- a/src/docs.json +++ b/src/docs.json @@ -133,10 +133,9 @@ { "dropdown": "Home", "icon": "house", - "description": "LangChain docs home", "pages": [ "index", - "langchain-academy" + "/oss/python/langchain/academy2" ] }, { @@ -1155,10 +1154,9 @@ { "dropdown": "Home", "icon": "house", - "description": "LangChain docs home", "pages": [ "index", - "langchain-academy" + "oss/javascript/langchain/academy3" ] }, { diff --git a/src/oss/langchain/academy2.mdx b/src/oss/langchain/academy2.mdx new file mode 100644 index 0000000000..b7bbf72a76 --- /dev/null +++ b/src/oss/langchain/academy2.mdx @@ -0,0 +1,4 @@ +--- +title: LangChain Academy +url: https://academy.langchain.com/ +--- diff --git a/src/oss/langchain/academy3.mdx b/src/oss/langchain/academy3.mdx new file mode 100644 index 0000000000..b7bbf72a76 --- /dev/null +++ b/src/oss/langchain/academy3.mdx @@ -0,0 +1,4 @@ +--- +title: LangChain Academy +url: https://academy.langchain.com/ +---