diff --git a/QuantumNexusProtocol/src/interoperability/api_gateway.py b/QuantumNexusProtocol/src/interoperability/api_gateway.py
new file mode 100644
index 000000000..100e25ec0
--- /dev/null
+++ b/QuantumNexusProtocol/src/interoperability/api_gateway.py
@@ -0,0 +1,17 @@
+from flask import Flask, request, jsonify
+
+app = Flask(__name__)
+
+@app.route('/api/v1/data', methods=['GET'])
+def get_data():
+    # Logic to fetch data from various sources
+    return jsonify({"data": "Sample Data"})
+
+@app.route('/api/v1/data', methods=['POST'])
+def post_data():
+    data = request.json
+    # Logic to process incoming data
+    return jsonify({"status": "success", "data": data}),  201
+
+if __name__ == "__main__":
+    app.run(host='0.0.0.0', port=5000)