diff --git a/test-compare.mjs b/test-compare.mjs
deleted file mode 100644
index 2ad51f2..0000000
--- a/test-compare.mjs
+++ /dev/null
@@ -1,45 +0,0 @@
-import { ApiPromise, WsProvider, Keyring } from './packages/api/build/index.js';
-
-const SENDER_SEED = 'crucial surge north silly divert throw habit fury zebra fabric tank output';
-const RECEIVER = '5HdY6U2UQF8wPwczP3SoQz28kQu1WJSBqxKGePUKG4M5QYdV';
-const RPC_ENDPOINT = 'wss://rpc.pezkuwichain.io';
-
-const main = async () => {
-  console.log('Connecting to Pezkuwi...');
-
-  const provider = new WsProvider(RPC_ENDPOINT);
-  const api = await ApiPromise.create({
-    provider,
-    signedExtensions: {
-      AuthorizeCall: {
-        extrinsic: {},
-        payload: {}
-      }
-    }
-  });
-
-  console.log('Connected!');
-
-  const keyring = new Keyring({ type: 'sr25519' });
-  const sender = keyring.addFromUri(SENDER_SEED);
-
-  console.log('Sender:', sender.address);
-  console.log('Receiver:', RECEIVER);
-
-  // Small amount: 0.0001 HEZ = 100000000 planks (10^8)
-  const amount = 100000000n;
-
-  const tx = api.tx.balances.transferAllowDeath(RECEIVER, amount);
-  
-  // Sign but don't send
-  const signedTx = await tx.signAsync(sender);
-  
-  console.log('\n=== SIGNED EXTRINSIC ===');
-  console.log('Hex:', signedTx.toHex());
-  console.log('\nMethod:', signedTx.method.toHex());
-  console.log('Signature:', signedTx.signature.toHex());
-  
-  await api.disconnect();
-};
-
-main().catch(console.error);
diff --git a/test-extrinsic-hex.mjs b/test-extrinsic-hex.mjs
deleted file mode 100644
index 3bda6cf..0000000
--- a/test-extrinsic-hex.mjs
+++ /dev/null
@@ -1,68 +0,0 @@
-// Test: Generate extrinsic hex without sending
-import { ApiPromise, WsProvider, Keyring } from './packages/api/build/index.js';
-
-const SENDER_SEED = 'crucial surge north silly divert throw habit fury zebra fabric tank output';
-const RECEIVER = '5FbRAFqo3WPNc1msSFy1cwr3oMNCwma5e4TcJjoX5uPUUqob';
-const RPC_ENDPOINT = 'wss://rpc.pezkuwichain.io';
-
-const main = async () => {
-  console.log('Connecting to PezkuwiChain Mainnet...');
-
-  const provider = new WsProvider(RPC_ENDPOINT);
-  const api = await ApiPromise.create({
-    provider,
-    signedExtensions: {
-      AuthorizeCall: {
-        extrinsic: {},
-        payload: {}
-      }
-    }
-  });
-
-  console.log('Connected! Chain:', (await api.rpc.system.chain()).toString());
-
-  // Setup keyring and sender
-  const keyring = new Keyring({ type: 'sr25519' });
-  const sender = keyring.addFromUri(SENDER_SEED);
-
-  console.log('\nSender address:', sender.address);
-  console.log('Sender publicKey:', Buffer.from(sender.publicKey).toString('hex'));
-  console.log('Receiver address:', RECEIVER);
-
-  // 0.01 HEZ = 0.01 * 10^12 (12 decimals)
-  const amount = BigInt(Math.floor(0.01 * 1e12));
-  console.log('\nAmount in planks:', amount.toString());
-
-  // Get current nonce
-  const nonce = await api.rpc.system.accountNextIndex(sender.address);
-  console.log('Current nonce:', nonce.toString());
-
-  // Create transaction
-  const tx = api.tx.balances.transferAllowDeath(RECEIVER, amount);
-
-  // Sign the transaction
-  const signedTx = await tx.signAsync(sender, { nonce });
-
-  // Get the hex
-  const hex = signedTx.toHex();
-  console.log('\n=== SIGNED EXTRINSIC HEX ===');
-  console.log(hex);
-  console.log('\n=== HEX LENGTH ===');
-  console.log(hex.length, 'chars =', (hex.length - 2) / 2, 'bytes');
-
-  // Parse the extrinsic structure
-  console.log('\n=== EXTRINSIC BREAKDOWN ===');
-  const bytes = hex.slice(2); // remove 0x
-  let pos = 0;
-
-  // Length (compact encoded)
-  console.log('First bytes:', bytes.slice(0, 10));
-
-  await api.disconnect();
-  console.log('\nDone!');
-};
-
-main().catch((err) => {
-  console.error('Error:', err.message || err);
-  process.exit(1);
-});
diff --git a/test-transfer-e2e.mjs b/test-transfer-e2e.mjs
deleted file mode 100644
index ca6f7aa..0000000
--- a/test-transfer-e2e.mjs
+++ /dev/null
@@ -1,117 +0,0 @@
-// End-to-end HEZ transfer test
-import { ApiPromise, WsProvider, Keyring } from './packages/api/build/index.js';
-
-const SENDER_SEED = 'crucial surge north silly divert throw habit fury zebra fabric tank output';
-const RECEIVER = '5FbRAFqo3WPNc1msSFy1cwr3oMNCwma5e4TcJjoX5uPUUqob';
-const RPC_ENDPOINT = 'wss://rpc.pezkuwichain.io';
-const AMOUNT_HEZ = 0.001; // Very small amount for testing
-
-const main = async () => {
-  console.log('=== PEZKUWI HEZ TRANSFER E2E TEST ===\n');
-  console.log('Connecting to', RPC_ENDPOINT);
-
-  const provider = new WsProvider(RPC_ENDPOINT);
-  const api = await ApiPromise.create({
-    provider,
-    signedExtensions: {
-      AuthorizeCall: {
-        extrinsic: {},
-        payload: {}
-      }
-    }
-  });
-
-  console.log('Connected! Chain:', (await api.rpc.system.chain()).toString());
-
-  const keyring = new Keyring({ type: 'sr25519' });
-  const sender = keyring.addFromUri(SENDER_SEED);
-
-  console.log('\nSender:', sender.address);
-  console.log('Receiver:', RECEIVER);
-
-  // Get balances before
-  const senderBalanceBefore = await api.query.system.account(sender.address);
-  const receiverBalanceBefore = await api.query.system.account(RECEIVER);
-
-  console.log('\n--- BEFORE TRANSFER ---');
-  console.log('Sender balance:', (BigInt(senderBalanceBefore.data.free) / BigInt(1e12)).toString(), 'HEZ');
-  console.log('Receiver balance:', (BigInt(receiverBalanceBefore.data.free) / BigInt(1e12)).toString(), 'HEZ');
-
-  // Amount in planks (12 decimals)
-  const amount = BigInt(Math.floor(AMOUNT_HEZ * 1e12));
-  console.log('\nTransferring:', AMOUNT_HEZ, 'HEZ (', amount.toString(), 'planks)');
-
-  // Create and send transaction
-  const tx = api.tx.balances.transferKeepAlive(RECEIVER, amount);
-
-  console.log('\nSending transaction...');
-
-  try {
-    const hash = await new Promise((resolve, reject) => {
-      tx.signAndSend(sender, ({ status, events, dispatchError }) => {
-        console.log('Status:', status.type);
-
-        if (dispatchError) {
-          if (dispatchError.isModule) {
-            const decoded = api.registry.findMetaError(dispatchError.asModule);
-            reject(new Error(`${decoded.section}.${decoded.name}: ${decoded.docs.join(' ')}`));
-          } else {
-            reject(new Error(dispatchError.toString()));
-          }
-          return;
-        }
-
-        if (status.isInBlock) {
-          console.log('Included in block:', status.asInBlock.toHex());
-        }
-
-        if (status.isFinalized) {
-          console.log('Finalized in block:', status.asFinalized.toHex());
-
-          // Check for success event
-          const success = events.find(({ event }) =>
-            api.events.system.ExtrinsicSuccess.is(event)
-          );
-
-          if (success) {
-            resolve(status.asFinalized.toHex());
-          } else {
-            reject(new Error('Transaction failed - no success event'));
-          }
-        }
-      }).catch(reject);
-    });
-
-    console.log('\n=== TRANSFER SUCCESSFUL ===');
-    console.log('Block hash:', hash);
-
-    // Get balances after
-    const senderBalanceAfter = await api.query.system.account(sender.address);
-    const receiverBalanceAfter = await api.query.system.account(RECEIVER);
-
-    console.log('\n--- AFTER TRANSFER ---');
-    console.log('Sender balance:', (BigInt(senderBalanceAfter.data.free) / BigInt(1e12)).toString(), 'HEZ');
-    console.log('Receiver balance:', (BigInt(receiverBalanceAfter.data.free) / BigInt(1e12)).toString(), 'HEZ');
-
-    const receiverDiff = BigInt(receiverBalanceAfter.data.free) - BigInt(receiverBalanceBefore.data.free);
-    console.log('\nReceiver balance change:', (receiverDiff / BigInt(1e12)).toString(), 'HEZ');
-
-    if (receiverDiff === amount) {
-      console.log('\n✅ TEST PASSED: Transfer completed correctly!');
-    } else {
-      console.log('\n⚠️  Balance change does not match expected amount');
-    }
-
-  } catch (error) {
-    console.error('\n❌ TRANSFER FAILED:', error.message);
-    process.exit(1);
-  }
-
-  await api.disconnect();
-  console.log('\nDone!');
-};
-
-main().catch((err) => {
-  console.error('Fatal error:', err);
-  process.exit(1);
-});
diff --git a/test-transfer.mjs b/test-transfer.mjs
deleted file mode 100644
index e95956e..0000000
--- a/test-transfer.mjs
+++ /dev/null
@@ -1,83 +0,0 @@
-// Test: 10 HEZ transfer using @pezkuwi/api
-import { ApiPromise, WsProvider, Keyring } from './packages/api/build/index.js';
-
-const SENDER_SEED = 'crucial surge north silly divert throw habit fury zebra fabric tank output';
-const RECEIVER = '5D26fJAsbFnaarz85Kv51Eau52nsTBs3L4sYQDbLMtWHhuLU';
-const RPC_ENDPOINT = 'ws://62.146.235.186:9944'; // VPS2
-
-const main = async () => {
-  console.log('Connecting to PezkuwiChain Mainnet...');
-
-  const provider = new WsProvider(RPC_ENDPOINT);
-  const api = await ApiPromise.create({
-    provider,
-    signedExtensions: {
-      AuthorizeCall: {
-        extrinsic: {},
-        payload: {}
-      }
-    }
-  });
-
-  console.log('Connected! Chain:', (await api.rpc.system.chain()).toString());
-  console.log('Block:', (await api.rpc.chain.getHeader()).number.toString());
-
-  // Setup keyring and sender
-  const keyring = new Keyring({ type: 'sr25519' });
-  const sender = keyring.addFromUri(SENDER_SEED);
-
-  console.log('\nSender address:', sender.address);
-  console.log('Receiver address:', RECEIVER);
-
-  // Check sender balance before
-  const balanceBefore = await api.query.balances.account(sender.address);
-  console.log('\nSender balance before:', (BigInt(balanceBefore.free.toString()) / 10n**18n).toString(), 'HEZ');
-
-  // 10 HEZ = 10 * 10^18 TYR (smallest unit)
-  const amount = 10n * 10n**18n;
-  console.log('\nTransferring 10 HEZ...');
-
-  // Create and send transaction
-  const tx = api.tx.balances.transferAllowDeath(RECEIVER, amount);
-
-  const hash = await new Promise((resolve, reject) => {
-    tx.signAndSend(sender, ({ status, dispatchError }) => {
-      console.log('Status:', status.type);
-
-      if (status.isInBlock) {
-        console.log('Included in block:', status.asInBlock.toHex());
-      }
-
-      if (status.isFinalized) {
-        if (dispatchError) {
-          if (dispatchError.isModule) {
-            const decoded = api.registry.findMetaError(dispatchError.asModule);
-            reject(new Error(`${decoded.section}.${decoded.name}: ${decoded.docs.join(' ')}`));
-          } else {
-            reject(new Error(dispatchError.toString()));
-          }
-        } else {
-          console.log('Finalized in block:', status.asFinalized.toHex());
-          resolve(status.asFinalized.toHex());
-        }
-      }
-    }).catch(reject);
-  });
-
-  // Check balances after
-  const senderBalanceAfter = await api.query.balances.account(sender.address);
-  const receiverBalanceAfter = await api.query.balances.account(RECEIVER);
-
-  console.log('\n--- RESULT ---');
-  console.log('Transaction hash:', hash);
-  console.log('Sender balance after:', (BigInt(senderBalanceAfter.free.toString()) / 10n**18n).toString(), 'HEZ');
-  console.log('Receiver balance after:', (BigInt(receiverBalanceAfter.free.toString()) / 10n**18n).toString(), 'HEZ');
-
-  await api.disconnect();
-  console.log('\nTest completed successfully!');
-};
-
-main().catch((err) => {
-  console.error('Error:', err.message || err);
-  process.exit(1);
-});