diff --git a/pkg/github/__toolsnaps__/get_me.snap b/pkg/github/__toolsnaps__/get_me.snap
index f62131f7d..e6d02929f 100644
--- a/pkg/github/__toolsnaps__/get_me.snap
+++ b/pkg/github/__toolsnaps__/get_me.snap
@@ -5,7 +5,8 @@
   },
   "description": "Get details of the authenticated GitHub user. Use this when a request is about the user's own profile for GitHub. Or when information is missing to build other tool calls.",
   "inputSchema": {
-    "type": "object"
+    "type": "object",
+    "properties": {}
   },
   "name": "get_me"
 }
\ No newline at end of file
diff --git a/pkg/github/context_tools.go b/pkg/github/context_tools.go
index 36a682f62..3fe622379 100644
--- a/pkg/github/context_tools.go
+++ b/pkg/github/context_tools.go
@@ -2,6 +2,7 @@ package github
 
 import (
 	"context"
+	"encoding/json"
 	"time"
 
 	ghErrors "github.com/github/github-mcp-server/pkg/errors"
@@ -43,9 +44,9 @@ func GetMe(getClient GetClientFn, t translations.TranslationHelperFunc) (mcp.Too
 				Title:        t("TOOL_GET_ME_USER_TITLE", "Get my user profile"),
 				ReadOnlyHint: true,
 			},
-			InputSchema: &jsonschema.Schema{
-				Type: "object",
-			},
+			// Use json.RawMessage to ensure "properties" is included even when empty.
+			// OpenAI strict mode requires the properties field to be present.
+			InputSchema: json.RawMessage(`{"type":"object","properties":{}}`),
 		},
 		mcp.ToolHandlerFor[map[string]any, any](func(ctx context.Context, _ *mcp.CallToolRequest, _ map[string]any) (*mcp.CallToolResult, any, error) {
 			client, err := getClient(ctx)