diff --git a/lib/api/files.rb b/lib/api/files.rb
index 047d7c028e4a7015153c799351ba18d7f5d68c90..f90a1a6ae46e25e2a43e0c54bade5007cb2df289 100644
--- a/lib/api/files.rb
+++ b/lib/api/files.rb
@@ -230,6 +230,7 @@ def blob_data
         requires :ref, type: String,
           desc: 'The name of branch, tag or commit', allow_blank: false, documentation: { example: 'main' }
       end
+      route_setting :mcp, tool_name: :get_repository_file, params: [:id, :file_path, :ref]
       get ":id/repository/files/:file_path", requirements: FILE_ENDPOINT_REQUIREMENTS do
         # Loads metadata for @blob as a side effect, but not not the actual data
         #
diff --git a/spec/requests/api/files_spec.rb b/spec/requests/api/files_spec.rb
index b2e5750fcc3798b16e16922e9bca9b6ee67b08f7..3bf0b74f5b2b3d0387657bd0e23e210a85cd4bb8 100644
--- a/spec/requests/api/files_spec.rb
+++ b/spec/requests/api/files_spec.rb
@@ -154,6 +154,21 @@ def expect_to_send_git_blob(url, params)
   end
 
   describe 'HEAD /projects/:id/repository/files/:file_path' do
+    shared_examples 'an endpoint with mcp route setting' do |expected_tool, expected_params|
+      it "has the correct mcp route setting configured" do
+        get api(route(file_path), current_user, **options), params: params
+
+        expect(response).to have_gitlab_http_status(:ok)
+
+        endpoint = request.env['api.endpoint']
+        actual_value = endpoint.route_setting(:mcp)
+
+        expect(actual_value).to be_present
+        expect(actual_value[:tool_name]).to eq(expected_tool.to_sym)
+        expect(actual_value[:params]).to eq(expected_params) if expected_params
+      end
+    end
+
     shared_examples_for 'repository files' do
       let(:options) { {} }
 
@@ -167,6 +182,8 @@ def expect_to_send_git_blob(url, params)
         subject { head api(route(absolute_path), current_user, **options), params: params }
       end
 
+      include_examples 'an endpoint with mcp route setting', :get_repository_file
+
       it 'returns file attributes in headers' do
         head api(route(file_path), current_user, **options), params: params
 
@@ -203,6 +220,7 @@ def expect_to_send_git_blob(url, params)
 
         expect(response).to have_gitlab_http_status(:ok)
         expect(response.headers['X-Gitlab-File-Name']).to eq('commit.js.coffee')
+        expect(response.headers['X-Gitlab-Ref']).to eq(params[:ref])
         expect(response.headers['X-Gitlab-Content-Sha256']).to eq('08785f04375b47f81f46e68cc125d5ef368aa20576ddb53f91f4d83f1d04b929')
       end