diff --git a/partner-built/common-room/.mcp.json b/partner-built/common-room/.mcp.json
index f0b5b650..adb7f19b 100644
--- a/partner-built/common-room/.mcp.json
+++ b/partner-built/common-room/.mcp.json
@@ -3,6 +3,10 @@
     "common-room": {
       "type": "http",
       "url": "https://mcp.commonroom.io/mcp"
+    },
+    "grain": {
+      "type": "http",
+      "url": "https://api.grain.com/_/mcp"
     }
   }
 }
diff --git a/partner-built/common-room/README.md b/partner-built/common-room/README.md
index b7cc7934..26e359bc 100644
--- a/partner-built/common-room/README.md
+++ b/partner-built/common-room/README.md
@@ -39,7 +39,7 @@ Two commands for complex workflows that benefit from explicit invocation:
 
 **Contact Research** — Lookup by email, name+company, or social handle. Returns enriched identity, CRM fields, scores, website visits, activity history, Spark analyses, and conversation starters.
 
-**Call Prep** — Company snapshot, per-attendee profiles, signal highlights, tailored talking points, likely objections, and recommended call outcome. Prioritizes Gong/call recording activity. Calendar-aware if connected.
+**Call Prep** — Company snapshot, per-attendee profiles, signal highlights, tailored talking points, likely objections, and recommended call outcome. Prioritizes Gong/Grain/call-recording activity. Calendar-aware if connected; if a `~~conversation intelligence` MCP (Grain, Gong, Fireflies) is connected directly, pulls full transcripts for the most recent meetings with this account.
 
 **Compose Outreach** — Three personalized formats (email, call script, LinkedIn message) grounded in Common Room signals and web search hooks. Tailored to the user's company positioning when available.
 
diff --git a/partner-built/common-room/skills/call-prep/SKILL.md b/partner-built/common-room/skills/call-prep/SKILL.md
index 00b3cb20..fd2e40ce 100644
--- a/partner-built/common-room/skills/call-prep/SKILL.md
+++ b/partner-built/common-room/skills/call-prep/SKILL.md
@@ -27,7 +27,7 @@ Use the account-research skill process to build a full account snapshot. For cal
 - Any risk signals (declining usage, support tickets, churned seats)
 - Key recent events (funding, executive change, new hire)
 
-When reviewing activity history, prioritize Gong and call recording activities — these provide direct context about previous conversations. Do not filter out call recordings by activity origin.
+When reviewing activity history, prioritize Gong, Grain, and other call-recording activities — these provide direct context about previous conversations. Do not filter out call recordings by activity origin. If a `~~conversation intelligence` MCP (Grain, Gong, Fireflies) is connected directly, supplement the activity-feed metadata with the full transcript and AI-generated notes for the most recent meetings with this account.
 
 ### Step 3: Run Contact Research for Each Attendee