Update Devin MCP server documentation and standardize naming convention

Author: MatthewDailey

plans/install/devin.mdx

@@ -15,16 +15,14 @@ You can find your API key at [ref.tools/keys](https://ref.tools/keys)
 
 2. Click `Add MCP Server` to add a custom server.
 
-3. Fill in Name as `RefPlan`
+3. Fill in Name as `ref-plan`
 
 4. Fill in URL as `https://api.plan.ref.tools/mcp`
 
 5. Add a header `x-ref-api-key` with your API key as the value.
 
 6. Click `Enable` to enable the integration.
 
-For plan-specific mode, use `https://api.plan.ref.tools/mcp?plan=<PLAN_ID>` as the URL.
-
 ## Verify
 
 Open a new chat and ask the agent to list your plans or read a specific plan.

plans/integrations/devin.mdx

@@ -7,6 +7,12 @@ import GetHelp from '/snippets/get-help.mdx';
 
 Devin integration lets you launch Devin sessions directly from your plans and track their progress.
 
+## Install the Ref MCP server in Devin
+
+Give Devin access to your plans and tasks by connecting the **Ref Plans MCP server** in Devin’s MCP marketplace (streamable HTTP endpoint `https://api.plan.ref.tools/mcp`). Full steps—URL, API key header, and plan-specific URLs—are in **[Connect Devin to Ref Plans](/plans/install/devin)**.
+
+This will allow Devins to send messages back to a Ref agent orchestrator.
+
 ## Connect Devin
 
 1. Go to **Settings** in Ref Plans