diff --git a/contracts/meme/MemeActivityChecker.sol b/contracts/meme/MemeActivityChecker.sol
new file mode 100644
index 0000000..d631568
--- /dev/null
+++ b/contracts/meme/MemeActivityChecker.sol
@@ -0,0 +1,73 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.28;
+
+// Meme Factory interface
+interface IMemeFactory {
+    function mapAccountActivities(address multisig) external view returns (uint256);
+}
+
+/// @dev Zero address.
+error ZeroAddress();
+
+/// @dev Zero value.
+error ZeroValue();
+
+/// @title MemeActivityChecker - Smart contract for meme contract interaction service staking activity check
+/// @author Aleksandr Kuperman - <aleksandr.kuperman@valory.xyz>
+/// @author Andrey Lebedev - <andrey.lebedev@valory.xyz>
+/// @author David Vilela - <david.vilelafreire@valory.xyz>
+contract MemeActivityChecker {
+    // Liveness ratio in the format of 1e18
+    uint256 public immutable livenessRatio;
+    // Meme Factory contract address
+    address public immutable memeFactory;
+
+    /// @dev StakingNativeToken initialization.
+    /// @param _memeFactory Meme Factory contract address.
+    /// @param _livenessRatio Liveness ratio in the format of 1e18.
+    constructor(address _memeFactory, uint256 _livenessRatio) {
+        // Check the zero address
+        if (_memeFactory == address(0)) {
+            revert ZeroAddress();
+        }
+
+        // Check for zero value
+        if (_livenessRatio == 0) {
+            revert ZeroValue();
+        }
+
+        memeFactory = _memeFactory;
+        livenessRatio = _livenessRatio;
+    }
+
+    /// @dev Gets service multisig nonces.
+    /// @param multisig Service multisig address.
+    /// @return nonces Set of a single service multisig nonce.
+    function getMultisigNonces(address multisig) external view virtual returns (uint256[] memory nonces) {
+        nonces = new uint256[](1);
+        // The nonce is equal to the meme factory contract interaction corresponding to a multisig activity
+        nonces[0] = IMemeFactory(memeFactory).mapAccountActivities(multisig);
+    }
+
+    /// @dev Checks if the service multisig liveness ratio passes the defined liveness threshold.
+    /// @notice The formula for calculating the ratio is the following:
+    ///         currentNonce - service multisig nonce at time now (block.timestamp);
+    ///         lastNonce - service multisig nonce at the previous checkpoint or staking time (tsStart);
+    ///         ratio = (currentNonce - lastNonce) / (block.timestamp - tsStart).
+    /// @param curNonces Current service multisig set of a single nonce.
+    /// @param lastNonces Last service multisig set of a single nonce.
+    /// @param ts Time difference between current and last timestamps.
+    /// @return ratioPass True, if the liveness ratio passes the check.
+    function isRatioPass(
+        uint256[] memory curNonces,
+        uint256[] memory lastNonces,
+        uint256 ts
+    ) external view virtual returns (bool ratioPass) {
+        // If the checkpoint was called in the exact same block, the ratio is zero
+        // If the current nonce is not greater than the last nonce, the ratio is zero
+        if (ts > 0 && curNonces[0] > lastNonces[0]) {
+            uint256 ratio = ((curNonces[0] - lastNonces[0]) * 1e18) / ts;
+            ratioPass = (ratio >= livenessRatio);
+        }
+    }
+}
\ No newline at end of file
diff --git a/scripts/deployment/deploy_14_meme_activity_checker.js b/scripts/deployment/deploy_14_meme_activity_checker.js
new file mode 100644
index 0000000..3290907
--- /dev/null
+++ b/scripts/deployment/deploy_14_meme_activity_checker.js
@@ -0,0 +1,77 @@
+/*global process*/
+
+const { ethers } = require("hardhat");
+const { LedgerSigner } = require("@anders-t/ethers-ledger");
+
+async function main() {
+    const fs = require("fs");
+    const globalsFile = "globals.json";
+    const dataFromJSON = fs.readFileSync(globalsFile, "utf8");
+    let parsedData = JSON.parse(dataFromJSON);
+    const useLedger = parsedData.useLedger;
+    const derivationPath = parsedData.derivationPath;
+    const providerName = parsedData.providerName;
+    const gasPriceInGwei = parsedData.gasPriceInGwei;
+    const memeFactoryAddress = parsedData.memeFactoryAddress;
+    const livenessRatio = parsedData.livenessRatio;
+
+    let networkURL = parsedData.networkURL;
+    if (providerName === "polygon") {
+        if (!process.env.ALCHEMY_API_KEY_MATIC) {
+            console.log("set ALCHEMY_API_KEY_MATIC env variable");
+        }
+        networkURL += process.env.ALCHEMY_API_KEY_MATIC;
+    } else if (providerName === "polygonAmoy") {
+        if (!process.env.ALCHEMY_API_KEY_AMOY) {
+            console.log("set ALCHEMY_API_KEY_AMOY env variable");
+            return;
+        }
+        networkURL += process.env.ALCHEMY_API_KEY_AMOY;
+    }
+
+    const provider = new ethers.providers.JsonRpcProvider(networkURL);
+    const signers = await ethers.getSigners();
+
+    let EOA;
+    if (useLedger) {
+        EOA = new LedgerSigner(provider, derivationPath);
+    } else {
+        EOA = signers[0];
+    }
+    // EOA address
+    const deployer = await EOA.getAddress();
+    console.log("EOA is:", deployer);
+
+    // Transaction signing and execution
+    console.log("14. EOA to deploy MemeActivityChecker");
+    const gasPrice = ethers.utils.parseUnits(gasPriceInGwei, "gwei");
+    const MemeActivityChecker = await ethers.getContractFactory("MemeActivityChecker");
+    console.log("You are signing the following transaction: MemeActivityChecker.connect(EOA).deploy()");
+    const memeActivityChecker = await MemeActivityChecker.connect(EOA).deploy(memeFactoryAddress,
+        livenessRatio, { gasPrice });
+    const result = await memeActivityChecker.deployed();
+
+    // Transaction details
+    console.log("Contract deployment: MemeActivityChecker");
+    console.log("Contract address:", memeActivityChecker.address);
+    console.log("Transaction:", result.deployTransaction.hash);
+    // Wait half a minute for the transaction completion
+    await new Promise(r => setTimeout(r, 30000));
+
+    // Writing updated parameters back to the JSON file
+    parsedData.memeActivityCheckerAddress = memeActivityChecker.address;
+    fs.writeFileSync(globalsFile, JSON.stringify(parsedData));
+
+    // Contract verification
+    if (parsedData.contractVerification) {
+        const execSync = require("child_process").execSync;
+        execSync("npx hardhat verify --constructor-args scripts/deployment/verify_14_meme_activity_checker.js --network " + providerName + " " + memeActivityChecker.address, { encoding: "utf-8" });
+    }
+}
+
+main()
+    .then(() => process.exit(0))
+    .catch((error) => {
+        console.error(error);
+        process.exit(1);
+    });
diff --git a/scripts/deployment/globals_base_mainnet_contribute_alpha.json b/scripts/deployment/globals_base_mainnet_contribute_alpha.json
index 005aa11..e5405b1 100644
--- a/scripts/deployment/globals_base_mainnet_contribute_alpha.json
+++ b/scripts/deployment/globals_base_mainnet_contribute_alpha.json
@@ -31,7 +31,7 @@
       "livenessPeriod":"86400",
       "timeForEmissions":"2592000",
       "numAgentInstances":"1",
-      "agentIds":["14"],
+      "agentIds":[],
       "threshold":"0",
       "configHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
       "proxyHash":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
diff --git a/scripts/deployment/globals_base_mainnet_meme_alpha.json b/scripts/deployment/globals_base_mainnet_meme_alpha.json
new file mode 100644
index 0000000..0660223
--- /dev/null
+++ b/scripts/deployment/globals_base_mainnet_meme_alpha.json
@@ -0,0 +1,42 @@
+{
+  "contractVerification":true,
+  "useLedger":true,
+  "derivationPath":"m/44'/60'/2'/0/0",
+  "providerName":"base",
+  "networkURL":"https://mainnet.base.org",
+  "gasPriceInGwei":"2",
+  "bridgeMediatorAddress":"0xE49CB081e8d96920C38aA7AB90cb0294ab4Bc8EA",
+  "gnosisSafeAddress":"0x69f4D1788e39c87893C980c06EdF4b7f686e2938",
+  "gnosisSafeProxyFactoryAddress":"0xC22834581EbC8527d974F8a1c97E1bEA4EF910BC",
+  "fallbackHandlerAddress":"0x017062a1dE2FE6b99BE3d9d37841FeD19F573804",
+  "olasAddress":"0x54330d28ca3357F294334BDC454a032e7f353416",
+  "multisigProxyHash130":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+  "serviceRegistryAddress":"0x3C1fF68f5aa342D296d4DEe4Bb1cACCA912D95fE",
+  "serviceRegistryTokenUtilityAddress":"0x34C895f302D0b5cf52ec0Edd3945321EB0f83dd5",
+  "serviceManagerTokenAddress":"0x63e66d7ad413C01A7b49C7FF4e3Bb765C4E4bd1b",
+  "gnosisSafeMultisigImplementationAddress":"0xBb7e1D6Cb6F243D6bdE81CE92a9f2aFF7Fbe7eac",
+  "stakingTokenAddress":"0xEB5638eefE289691EcE01943f768EDBF96258a80",
+  "stakingFactoryAddress":"0x1cEe30D08943EB58EFF84DD1AB44a6ee6FEff63a",
+  "memeFactoryAddress":"",
+  "livenessRatio":"34722222222222",
+  "memeActivityCheckerAddress":"",
+  "stakingParams":
+    {
+      "metadataHash":"",
+      "maxNumServices":"100",
+      "rewardsPerSecond":"4398148148152",
+      "minStakingDeposit":"50000000000000000000",
+      "minNumStakingPeriods":"3",
+      "maxNumInactivityPeriods":"3",
+      "livenessPeriod":"86400",
+      "timeForEmissions":"2592000",
+      "numAgentInstances":"1",
+      "agentIds":[],
+      "threshold":"0",
+      "configHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
+      "proxyHash":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+      "serviceRegistry":"0x3C1fF68f5aa342D296d4DEe4Bb1cACCA912D95fE",
+      "activityChecker":""
+    },
+  "stakingTokenInstanceAddress":""
+}
\ No newline at end of file
diff --git a/scripts/deployment/globals_celo_mainnet_meme_alpha.json b/scripts/deployment/globals_celo_mainnet_meme_alpha.json
new file mode 100644
index 0000000..6b9a9c9
--- /dev/null
+++ b/scripts/deployment/globals_celo_mainnet_meme_alpha.json
@@ -0,0 +1,40 @@
+{
+  "contractVerification":true,
+  "useLedger":true,
+  "derivationPath":"m/44'/60'/2'/0/0",
+  "providerName":"celo",
+  "networkURL":"https://forno.celo.org",
+  "gasPriceInGwei":"2",
+  "bridgeMediatorAddress":"0x397125902ED2cA2d42104F621f448A2cE1bC8Fb7",
+  "gnosisSafeAddress":"0x69f4D1788e39c87893C980c06EdF4b7f686e2938",
+  "gnosisSafeProxyFactoryAddress":"0xC22834581EbC8527d974F8a1c97E1bEA4EF910BC",
+  "olasAddress":"0xaCFfAe8e57Ec6E394Eb1b41939A8CF7892DbDc51",
+  "multisigProxyHash130":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+  "serviceRegistryAddress":"0xE3607b00E75f6405248323A9417ff6b39B244b50",
+  "serviceRegistryTokenUtilityAddress":"0x3d77596beb0f130a4415df3D2D8232B3d3D31e44",
+  "serviceManagerTokenAddress":"0x34C895f302D0b5cf52ec0Edd3945321EB0f83dd5",
+  "stakingTokenAddress":"0xe1E1B286EbE95b39F785d8069f2248ae9C41b7a9",
+  "stakingFactoryAddress":"0x1c2cD884127b080F940b7546c1e9aaf525b1FA55",
+  "memeFactoryAddress":"",
+  "livenessRatio":"34722222222222",
+  "memeActivityCheckerAddress":"",
+  "stakingParams":
+    {
+      "metadataHash":"",
+      "maxNumServices":"100",
+      "rewardsPerSecond":"4398148148152",
+      "minStakingDeposit":"50000000000000000000",
+      "minNumStakingPeriods":"3",
+      "maxNumInactivityPeriods":"3",
+      "livenessPeriod":"86400",
+      "timeForEmissions":"2592000",
+      "numAgentInstances":"1",
+      "agentIds":[],
+      "threshold":"0",
+      "configHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
+      "proxyHash":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+      "serviceRegistry":"0xE3607b00E75f6405248323A9417ff6b39B244b50",
+      "activityChecker":""
+    },
+  "stakingTokenInstanceAddress":""
+}
\ No newline at end of file
diff --git a/scripts/deployment/globals_gnosis_mainnet_pearl_beta3.json b/scripts/deployment/globals_gnosis_mainnet_pearl_beta3.json
new file mode 100644
index 0000000..5c69804
--- /dev/null
+++ b/scripts/deployment/globals_gnosis_mainnet_pearl_beta3.json
@@ -0,0 +1,39 @@
+{
+  "contractVerification":true,
+  "useLedger":true,
+  "derivationPath":"m/44'/60'/2'/0/0",
+  "providerName":"gnosis",
+  "networkURL":"https://rpc.gnosischain.com",
+  "gasPriceInGwei":"4",
+  "gnosisSafeAddress":"0xd9Db270c1B5E3Bd161E8c8503c55cEABeE709552",
+  "gnosisSafeProxyFactoryAddress":"0xa6B71E26C5e0845f74c812102Ca7114b6a896AB2",
+  "serviceRegistryAddress":"0x9338b5153AE39BB89f50468E608eD9d764B755fD",
+  "serviceRegistryTokenUtilityAddress":"0xa45E64d13A30a51b91ae0eb182e88a40e9b18eD8",
+  "olasAddress":"0xcE11e14225575945b8E6Dc0D4F2dD4C570f79d9f",
+  "multisigProxyHash130":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+  "stakingNativeTokenAddress":"",
+  "stakingTokenAddress":"0xEa00be6690a871827fAfD705440D20dd75e67AB1",
+  "agentMechAddress":"0x77af31De935740567Cf4fF1986D04B2c964A786a",
+  "livenessRatio":"46296296296296",
+  "stakingActivityCheckerAddress":"0x155547857680A6D51bebC5603397488988DEb1c8",
+  "stakingFactoryAddress":"0xb0228CA253A88Bc8eb4ca70BCAC8f87b381f4700",
+  "stakingParams":
+    {
+      "metadataHash":"",
+      "maxNumServices":"100",
+      "rewardsPerSecond":"4398148148152",
+      "minStakingDeposit":"50000000000000000000",
+      "minNumStakingPeriods":"3",
+      "maxNumInactivityPeriods":"2",
+      "livenessPeriod":"86400",
+      "timeForEmissions":"2592000",
+      "numAgentInstances":"1",
+      "agentIds":["25"],
+      "threshold":"0",
+      "configHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
+      "proxyHash":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+      "serviceRegistry":"0x9338b5153AE39BB89f50468E608eD9d764B755fD",
+      "activityChecker":"0x155547857680A6D51bebC5603397488988DEb1c8"
+    },
+  "stakingTokenInstanceAddress":""
+}
\ No newline at end of file
diff --git a/scripts/deployment/globals_gnosis_mainnet_pearl_beta4.json b/scripts/deployment/globals_gnosis_mainnet_pearl_beta4.json
new file mode 100644
index 0000000..6b69dbf
--- /dev/null
+++ b/scripts/deployment/globals_gnosis_mainnet_pearl_beta4.json
@@ -0,0 +1,39 @@
+{
+  "contractVerification":true,
+  "useLedger":true,
+  "derivationPath":"m/44'/60'/2'/0/0",
+  "providerName":"gnosis",
+  "networkURL":"https://rpc.gnosischain.com",
+  "gasPriceInGwei":"4",
+  "gnosisSafeAddress":"0xd9Db270c1B5E3Bd161E8c8503c55cEABeE709552",
+  "gnosisSafeProxyFactoryAddress":"0xa6B71E26C5e0845f74c812102Ca7114b6a896AB2",
+  "serviceRegistryAddress":"0x9338b5153AE39BB89f50468E608eD9d764B755fD",
+  "serviceRegistryTokenUtilityAddress":"0xa45E64d13A30a51b91ae0eb182e88a40e9b18eD8",
+  "olasAddress":"0xcE11e14225575945b8E6Dc0D4F2dD4C570f79d9f",
+  "multisigProxyHash130":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+  "stakingNativeTokenAddress":"",
+  "stakingTokenAddress":"0xEa00be6690a871827fAfD705440D20dd75e67AB1",
+  "agentMechAddress":"0x77af31De935740567Cf4fF1986D04B2c964A786a",
+  "livenessRatio":"46296296296296",
+  "stakingActivityCheckerAddress":"0x155547857680A6D51bebC5603397488988DEb1c8",
+  "stakingFactoryAddress":"0xb0228CA253A88Bc8eb4ca70BCAC8f87b381f4700",
+  "stakingParams":
+    {
+      "metadataHash":"",
+      "maxNumServices":"100",
+      "rewardsPerSecond":"439814814815",
+      "minStakingDeposit":"50000000000000000000",
+      "minNumStakingPeriods":"3",
+      "maxNumInactivityPeriods":"2",
+      "livenessPeriod":"86400",
+      "timeForEmissions":"2592000",
+      "numAgentInstances":"1",
+      "agentIds":["25"],
+      "threshold":"0",
+      "configHash":"0x0000000000000000000000000000000000000000000000000000000000000000",
+      "proxyHash":"0xb89c1b3bdf2cf8827818646bce9a8f6e372885f8c55e5c07acbd307cb133b000",
+      "serviceRegistry":"0x9338b5153AE39BB89f50468E608eD9d764B755fD",
+      "activityChecker":"0x155547857680A6D51bebC5603397488988DEb1c8"
+    },
+  "stakingTokenInstanceAddress":""
+}
\ No newline at end of file
diff --git a/scripts/deployment/verify_14_meme_activity_checker.js b/scripts/deployment/verify_14_meme_activity_checker.js
new file mode 100644
index 0000000..1e6ef38
--- /dev/null
+++ b/scripts/deployment/verify_14_meme_activity_checker.js
@@ -0,0 +1,11 @@
+const fs = require("fs");
+const globalsFile = "globals.json";
+const dataFromJSON = fs.readFileSync(globalsFile, "utf8");
+const parsedData = JSON.parse(dataFromJSON);
+const memeFactoryAddress = parsedData.memeFactoryAddress;
+const livenessRatio = parsedData.livenessRatio;
+
+module.exports = [
+    memeFactoryAddress,
+    livenessRatio
+];
\ No newline at end of file