diff --git a/interfaces/IIsmpHost.sol b/interfaces/IIsmpHost.sol
index 8338c3b..8d5b4bf 100644
--- a/interfaces/IIsmpHost.sol
+++ b/interfaces/IIsmpHost.sol
@@ -120,6 +120,12 @@ interface IIsmpHost is IDispatcher {
 	 */
 	function consensusState() external view returns (bytes memory);
 
+    /**
+     * @dev Check the response status for a given request.
+     * @return `response` status
+     */
+    function responded(bytes32 commitment) external view returns (bool);
+
 	/**
 	 * @param commitment - commitment to the request
 	 * @return relayer address
diff --git a/package.json b/package.json
index 36ffcb4..8310246 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "@polytope-labs/ismp-solidity",
-	"version": "0.2.3",
+	"version": "0.2.4",
 	"description": "Hyperbridge Solidity SDK for the Interoperable state machine protocol",
 	"author": "Polytope Labs <hello@polytope.technology>",
 	"license": "Apache-2.0",