From 89aa38ceb280de858906034dc5a341634563ba8f Mon Sep 17 00:00:00 2001
From: Michael Neale <michael.neale@gmail.com>
Date: Wed, 26 Nov 2025 01:35:01 +1100
Subject: [PATCH] chore: suggest using text/markdown when fetching content
 (#5854)

---
 .../goose-mcp/src/computercontroller/mod.rs   | 20 ++++++++++++-------
 .../goose-mcp/src/developer/rmcp_developer.rs |  2 ++
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/crates/goose-mcp/src/computercontroller/mod.rs b/crates/goose-mcp/src/computercontroller/mod.rs
index dadf508f..8042975b 100644
--- a/crates/goose-mcp/src/computercontroller/mod.rs
+++ b/crates/goose-mcp/src/computercontroller/mod.rs
@@ -492,13 +492,19 @@ impl ComputerControllerServer {
         let save_as = params.save_as;
 
         // Fetch the content
-        let response = self.http_client.get(url).send().await.map_err(|e| {
-            ErrorData::new(
-                ErrorCode::INTERNAL_ERROR,
-                format!("Failed to fetch URL: {}", e),
-                None,
-            )
-        })?;
+        let response = self
+            .http_client
+            .get(url)
+            .header("Accept", "text/markdown, */*")
+            .send()
+            .await
+            .map_err(|e| {
+                ErrorData::new(
+                    ErrorCode::INTERNAL_ERROR,
+                    format!("Failed to fetch URL: {}", e),
+                    None,
+                )
+            })?;
 
         let status = response.status();
         if !status.is_success() {
diff --git a/crates/goose-mcp/src/developer/rmcp_developer.rs b/crates/goose-mcp/src/developer/rmcp_developer.rs
index 9217ad50..6529281c 100644
--- a/crates/goose-mcp/src/developer/rmcp_developer.rs
+++ b/crates/goose-mcp/src/developer/rmcp_developer.rs
@@ -325,6 +325,8 @@ impl ServerHandler for DeveloperServer {
             **Important**: Each shell command runs in its own process. Things like directory changes or
             sourcing files do not persist between tool calls. So you may need to repeat them each time by
             stringing together commands.
+
+            If fetching web content, consider adding Accept: text/markdown header
         "#};
 
         let windows_specific = indoc! {r#"