diff --git a/app/deployments/[id]/DeploymentDetailClient.tsx b/app/deployments/[id]/DeploymentDetailClient.tsx
index f629a5f..25f4f4c 100644
--- a/app/deployments/[id]/DeploymentDetailClient.tsx
+++ b/app/deployments/[id]/DeploymentDetailClient.tsx
@@ -9,12 +9,13 @@ import { statusCfg, pct } from "@/lib/deployments-ui";
 import { DEPLOYMENTS } from "@/lib/deployments-data";
 import type { Deployment } from "@/lib/deployments-data";
 import { useTranslations } from "@/lib/i18n";
-import { parseEther, formatEther } from "viem";
+import { parseEther, formatEther, parseGwei } from "viem";
 import {
   useReadContract,
   useWriteContract,
   useWaitForTransactionReceipt,
   useChainId,
+  useAccount,
 } from "wagmi";
 import { tectonicAbi } from "@/lib/abi/Tectonic";
 
@@ -22,7 +23,7 @@ import { tectonicAbi } from "@/lib/abi/Tectonic";
 const CONTRACT_ADDRESSES: Record<number, `0x${string}`> = {
   31337: "0xe7f1725e7734ce288f8367e1bb143e90bb3f0512", // Anvil
   11155111: "0x016eed9c27848d9ba152fe2d45dd2949f3f4780d", // Sepolia
-  80002: "0x016eed9c27848d9ba152fe2d45dd2949f3f4780d", // Amoy (Placeholder)
+  80002: "0xfD14ac4867954173552dFB72be1321Ce1AC35834", // Amoy
   61: "0x016eed9c27848d9ba152fe2d45dd2949f3f4780d", // Ethereum Classic (Placeholder)
   8453: "0x016eed9c27848d9ba152fe2d45dd2949f3f4780d", // Base Mainnet (Placeholder)
 };
@@ -88,41 +89,54 @@ function MintRedeemForm({
   estimateNum = estimateNum * (1 - feePct);
 
   // Wagmi hooks
-  const { data: hash, writeContract, isPending } = useWriteContract();
-  const { isLoading: isConfirming, isSuccess } = useWaitForTransactionReceipt({ hash });
+  const { address: userAddress } = useAccount();
+  const { data: hash, writeContract, isPending, error: writeError } = useWriteContract();
+  const { isLoading: isConfirming, isSuccess, error: receiptError } = useWaitForTransactionReceipt({ hash });
+  const currentChainId = useChainId();
 
   const handleSubmit = (e: React.FormEvent) => {
     e.preventDefault();
-    if (!amount || isNaN(valNum) || valNum <= 0 || !contractAddress) return;
+    if (!amount || isNaN(valNum) || valNum <= 0 || !contractAddress || !userAddress) return;
     const weiAmount = parseEther(amount);
 
+    const txOptions = currentChainId === 80002 ? {
+      maxPriorityFeePerGas: parseGwei("30"),
+      maxFeePerGas: parseGwei("30")
+    } : {};
+
     if (isMint && !isEquity) {
       writeContract({
         address: contractAddress,
         abi: tectonicAbi,
         functionName: "mint",
+        args: [userAddress],
         value: weiAmount,
+        ...txOptions
       });
     } else if (isMint && isEquity) {
       writeContract({
         address: contractAddress,
         abi: tectonicAbi,
         functionName: "mintEquityCoins",
+        args: [userAddress],
         value: weiAmount,
+        ...txOptions
       });
     } else if (!isMint && !isEquity) {
       writeContract({
         address: contractAddress,
         abi: tectonicAbi,
         functionName: "redeem",
-        args: [weiAmount],
+        args: [weiAmount, userAddress],
+        ...txOptions
       });
     } else if (!isMint && isEquity) {
       writeContract({
         address: contractAddress,
         abi: tectonicAbi,
         functionName: "redeemEquityCoins",
-        args: [weiAmount],
+        args: [weiAmount, userAddress],
+        ...txOptions
       });
     }
   };
@@ -201,6 +215,11 @@ function MintRedeemForm({
           {t("transactionConfirmed", { defaultValue: "Transaction confirmed!" })}
         </div>
       )}
+      {(writeError || receiptError) && (
+        <div className="mt-2 text-center text-xs font-bold text-red-600 bg-red-50 py-2 px-3 rounded-lg border border-red-200 break-words">
+          {writeError?.message || receiptError?.message}
+        </div>
+      )}
     </form>
   );
 }
diff --git a/config/wagmi.ts b/config/wagmi.ts
index 45de0dc..c09a06c 100644
--- a/config/wagmi.ts
+++ b/config/wagmi.ts
@@ -1,9 +1,18 @@
 import { getDefaultConfig } from '@rainbow-me/rainbowkit';
 import { classic, sepolia, hardhat, polygonAmoy, base } from 'wagmi/chains';
 
+import { http } from 'wagmi';
+
 export const config = getDefaultConfig({
   appName: 'Tectonic-EVM-WebUI',
-  projectId: process.env.NEXT_PUBLIC_WALLETCONNECT_PROJECT_ID || 'c4a4f8d9b1dbbb3d5006b9ef2db5c4a7', // Fallback to public demo ID without localhost restrictions
+  projectId: process.env.NEXT_PUBLIC_WALLETCONNECT_PROJECT_ID || 'b56e18d47c72ab683b10814fe9495694', // Fallback to public demo ID without localhost restrictions
   chains: [classic, base, sepolia, polygonAmoy, hardhat],
+  transports: {
+    [classic.id]: http(),
+    [base.id]: http(),
+    [sepolia.id]: http(),
+    [polygonAmoy.id]: http('https://polygon-amoy.drpc.org'),
+    [hardhat.id]: http('http://127.0.0.1:8545'),
+  },
   ssr: true,
 });
diff --git a/lib/abi/Tectonic.ts b/lib/abi/Tectonic.ts
index ad078ef..4ce1d20 100644
--- a/lib/abi/Tectonic.ts
+++ b/lib/abi/Tectonic.ts
@@ -38,28 +38,34 @@ export const tectonicAbi = [
 
   // WRITES
   {
-    inputs: [],
+    inputs: [{ internalType: "address", name: "receiver", type: "address" }],
     name: "mint",
     outputs: [],
     stateMutability: "payable",
     type: "function",
   },
   {
-    inputs: [],
+    inputs: [{ internalType: "address", name: "receiver", type: "address" }],
     name: "mintEquityCoins",
     outputs: [],
     stateMutability: "payable",
     type: "function",
   },
   {
-    inputs: [{ internalType: "uint256", name: "amount", type: "uint256" }],
+    inputs: [
+      { internalType: "uint256", name: "amount", type: "uint256" },
+      { internalType: "address", name: "receiver", type: "address" }
+    ],
     name: "redeem",
     outputs: [],
     stateMutability: "nonpayable",
     type: "function",
   },
   {
-    inputs: [{ internalType: "uint256", name: "amount", type: "uint256" }],
+    inputs: [
+      { internalType: "uint256", name: "amount", type: "uint256" },
+      { internalType: "address", name: "receiver", type: "address" }
+    ],
     name: "redeemEquityCoins",
     outputs: [],
     stateMutability: "nonpayable",