From 8da9fced83219f41df0d26b8e8fa77cff6e73baa Mon Sep 17 00:00:00 2001
From: "open-swe[bot]" <open-swe@users.noreply.github.com>
Date: Wed, 27 May 2026 14:25:17 +0000
Subject: [PATCH 1/2] docs: add dcode LangSmith MCP setup

Co-authored-by: Mason Daugherty <61371264+mdrxy@users.noreply.github.com>
---
 src/langsmith/langsmith-remote-mcp.mdx | 24 ++++++++++++++++++++++++
 src/oss/deepagents/code/mcp-tools.mdx  | 15 +++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/src/langsmith/langsmith-remote-mcp.mdx b/src/langsmith/langsmith-remote-mcp.mdx
index ee7c181112..eca6ba8d12 100644
--- a/src/langsmith/langsmith-remote-mcp.mdx
+++ b/src/langsmith/langsmith-remote-mcp.mdx
@@ -49,6 +49,30 @@ Add the server to your project's `.mcp.json` (or run `claude mcp add --transport
 
 Then run `/mcp` and select **langsmith** to complete the OAuth flow. Tools become available as `mcp__langsmith__<tool_name>`.
 
+### Deep Agents Code (`dcode`)
+
+Add the server to your user-level `~/.deepagents/.mcp.json` file to make it available in every Deep Agents Code project, or add it to a project-level `.mcp.json` file for only that project. See the [Deep Agents Code MCP tools docs](/oss/deepagents/code/mcp-tools) for discovery locations and precedence rules.
+
+```json
+{
+  "mcpServers": {
+    "langsmith": {
+      "url": "https://api.smith.langchain.com/mcp",
+      "transport": "http",
+      "auth": "oauth"
+    }
+  }
+}
+```
+
+Then run the OAuth login flow once:
+
+```bash
+dcode mcp login langsmith
+```
+
+Launch `dcode`, or restart an active session, to load the LangSmith MCP tools. In an interactive session, run `/mcp` to inspect server status and loaded tools.
+
 ### Cursor
 
 Add to your Cursor `mcp.json`:
diff --git a/src/oss/deepagents/code/mcp-tools.mdx b/src/oss/deepagents/code/mcp-tools.mdx
index 3ea291f4ef..49c9853cb7 100644
--- a/src/oss/deepagents/code/mcp-tools.mdx
+++ b/src/oss/deepagents/code/mcp-tools.mdx
@@ -336,6 +336,20 @@ For remote MCP servers that require OAuth (Slack, GitHub, Notion, Linear, and ot
 
 `auth: "oauth"` is mutually exclusive with an `Authorization` header on the same entry, and cannot be set on a stdio server.
 
+To connect Deep Agents Code to LangSmith, use the [LangSmith Remote MCP](/langsmith/langsmith-remote-mcp):
+
+```json title=".mcp.json"
+{
+    "mcpServers": {
+        "langsmith": {
+            "url": "https://api.smith.langchain.com/mcp",
+            "transport": "http",
+            "auth": "oauth"
+        }
+    }
+}
+```
+
 ### Run the login flow
 
 ```bash
@@ -469,5 +483,6 @@ Connected MCP servers and their tools are automatically listed in the agent's sy
 
 ## Further reading
 
+- [LangSmith Remote MCP](/langsmith/langsmith-remote-mcp): connect Deep Agents Code to LangSmith tools over OAuth
 - [LangChain MCP guide](/oss/langchain/mcp): protocol details, building custom servers, and using `langchain-mcp-adapters` programmatically
 - [MCP specification](https://modelcontextprotocol.io/): the official protocol spec and server registry

From 0068559d49a5779e65145071ae0670be58438270 Mon Sep 17 00:00:00 2001
From: "open-swe[bot]" <open-swe@users.noreply.github.com>
Date: Wed, 27 May 2026 15:40:19 +0000
Subject: [PATCH 2/2] docs: mention dcode TUI MCP login

Co-authored-by: Mason Daugherty <61371264+mdrxy@users.noreply.github.com>
---
 src/langsmith/langsmith-remote-mcp.mdx | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/langsmith/langsmith-remote-mcp.mdx b/src/langsmith/langsmith-remote-mcp.mdx
index eca6ba8d12..4a36723b58 100644
--- a/src/langsmith/langsmith-remote-mcp.mdx
+++ b/src/langsmith/langsmith-remote-mcp.mdx
@@ -65,11 +65,14 @@ Add the server to your user-level `~/.deepagents/.mcp.json` file to make it avai
 }
 ```
 
-Then run the OAuth login flow once:
+Then complete the OAuth login flow in one of two ways:
 
-```bash
-dcode mcp login langsmith
-```
+- In the Deep Agents Code TUI, run `/mcp`, select **langsmith**, and follow the login prompt.
+- From your shell, run:
+
+  ```bash
+  dcode mcp login langsmith
+  ```
 
 Launch `dcode`, or restart an active session, to load the LangSmith MCP tools. In an interactive session, run `/mcp` to inspect server status and loaded tools.