diff --git a/.github/workflows/rainix.yaml b/.github/workflows/rainix.yaml
index 74d6a0d4f..fb2554411 100644
--- a/.github/workflows/rainix.yaml
+++ b/.github/workflows/rainix.yaml
@@ -61,4 +61,9 @@ jobs:
           DEPLOY_BROADCAST: ""
           DEPLOY_VERIFIER: ""
           DEPLOY_METABOARD_ADDRESS: ${{ vars.CI_DEPLOY_SEPOLIA_METABOARD_ADDRESS }}
+          CI_DEPLOY_ARBITRUM_RPC_URL: ${{ secrets.CI_DEPLOY_ARBITRUM_RPC_URL || vars.CI_DEPLOY_ARBITRUM_RPC_URL || '' }}
+          CI_DEPLOY_BASE_RPC_URL: ${{ secrets.CI_DEPLOY_BASE_RPC_URL || vars.CI_DEPLOY_BASE_RPC_URL || '' }}
+          CI_DEPLOY_BASE_SEPOLIA_RPC_URL: ${{ secrets.CI_DEPLOY_BASE_SEPOLIA_RPC_URL || vars.CI_DEPLOY_BASE_SEPOLIA_RPC_URL || '' }}
+          CI_DEPLOY_FLARE_RPC_URL: ${{ secrets.CI_DEPLOY_FLARE_RPC_URL || vars.CI_DEPLOY_FLARE_RPC_URL || '' }}
+          CI_DEPLOY_POLYGON_RPC_URL: ${{ secrets.CI_DEPLOY_POLYGON_RPC_URL || vars.CI_DEPLOY_POLYGON_RPC_URL || '' }}
         run: nix develop -c ${{ matrix.task }}
diff --git a/foundry.lock b/foundry.lock
index 004d595a2..139dc6894 100644
--- a/foundry.lock
+++ b/foundry.lock
@@ -12,7 +12,7 @@
     "rev": "83e607990be8b3e06549338043c6b18f430f6bd2"
   },
   "lib/rain.metadata": {
-    "rev": "a823381df1a118fe0e217150a416566e0c182210"
+    "rev": "cda61a682e6cbc954d3ad8b50913a9058c834283"
   },
   "lib/rain.string": {
     "rev": "488f237cd59874e4eb91b5a4f747bd57578fec7f"
diff --git a/lib/rain.metadata b/lib/rain.metadata
index a823381df..cda61a682 160000
--- a/lib/rain.metadata
+++ b/lib/rain.metadata
@@ -1 +1 @@
-Subproject commit a823381df1a118fe0e217150a416566e0c182210
+Subproject commit cda61a682e6cbc954d3ad8b50913a9058c834283
diff --git a/test/src/lib/deploy/LibInterpreterDeployProd.t.sol b/test/src/lib/deploy/LibInterpreterDeployProd.t.sol
new file mode 100644
index 000000000..80e527149
--- /dev/null
+++ b/test/src/lib/deploy/LibInterpreterDeployProd.t.sol
@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: LicenseRef-DCL-1.0
+// SPDX-FileCopyrightText: Copyright (c) 2020 Rain Open Source Software Ltd
+pragma solidity =0.8.25;
+
+import {Test} from "forge-std/Test.sol";
+import {LibRainDeploy} from "rain.deploy/lib/LibRainDeploy.sol";
+import {LibInterpreterDeploy} from "../../../../src/lib/deploy/LibInterpreterDeploy.sol";
+
+/// @title LibInterpreterDeployProdTest
+/// @notice Forks each supported network and verifies that all five interpreter
+/// contracts are deployed at the expected addresses with the expected codehash.
+contract LibInterpreterDeployProdTest is Test {
+    function _checkAllContracts() internal view {
+        assertTrue(LibInterpreterDeploy.PARSER_DEPLOYED_ADDRESS.code.length > 0, "Parser not deployed");
+        assertEq(LibInterpreterDeploy.PARSER_DEPLOYED_ADDRESS.codehash, LibInterpreterDeploy.PARSER_DEPLOYED_CODEHASH);
+
+        assertTrue(LibInterpreterDeploy.STORE_DEPLOYED_ADDRESS.code.length > 0, "Store not deployed");
+        assertEq(LibInterpreterDeploy.STORE_DEPLOYED_ADDRESS.codehash, LibInterpreterDeploy.STORE_DEPLOYED_CODEHASH);
+
+        assertTrue(LibInterpreterDeploy.INTERPRETER_DEPLOYED_ADDRESS.code.length > 0, "Interpreter not deployed");
+        assertEq(
+            LibInterpreterDeploy.INTERPRETER_DEPLOYED_ADDRESS.codehash,
+            LibInterpreterDeploy.INTERPRETER_DEPLOYED_CODEHASH
+        );
+
+        assertTrue(
+            LibInterpreterDeploy.EXPRESSION_DEPLOYER_DEPLOYED_ADDRESS.code.length > 0, "ExpressionDeployer not deployed"
+        );
+        assertEq(
+            LibInterpreterDeploy.EXPRESSION_DEPLOYER_DEPLOYED_ADDRESS.codehash,
+            LibInterpreterDeploy.EXPRESSION_DEPLOYER_DEPLOYED_CODEHASH
+        );
+
+        assertTrue(LibInterpreterDeploy.RAINLANG_DEPLOYED_ADDRESS.code.length > 0, "Rainlang not deployed");
+        assertEq(
+            LibInterpreterDeploy.RAINLANG_DEPLOYED_ADDRESS.codehash, LibInterpreterDeploy.RAINLANG_DEPLOYED_CODEHASH
+        );
+    }
+
+    /// All five contracts MUST be deployed on Arbitrum.
+    function testProdDeployArbitrum() external {
+        vm.createSelectFork(LibRainDeploy.ARBITRUM_ONE);
+        _checkAllContracts();
+    }
+
+    /// All five contracts MUST be deployed on Base.
+    function testProdDeployBase() external {
+        vm.createSelectFork(LibRainDeploy.BASE);
+        _checkAllContracts();
+    }
+
+    /// All five contracts MUST be deployed on Base Sepolia.
+    function testProdDeployBaseSepolia() external {
+        vm.createSelectFork(LibRainDeploy.BASE_SEPOLIA);
+        _checkAllContracts();
+    }
+
+    /// All five contracts MUST be deployed on Flare.
+    function testProdDeployFlare() external {
+        vm.createSelectFork(LibRainDeploy.FLARE);
+        _checkAllContracts();
+    }
+
+    /// All five contracts MUST be deployed on Polygon.
+    function testProdDeployPolygon() external {
+        vm.createSelectFork(LibRainDeploy.POLYGON);
+        _checkAllContracts();
+    }
+}