diff --git a/app/scripts/controllers/mmi-controller.js b/app/scripts/controllers/mmi-controller.js
index d6e980e1be95..969b26427a13 100644
--- a/app/scripts/controllers/mmi-controller.js
+++ b/app/scripts/controllers/mmi-controller.js
@@ -1,7 +1,6 @@
 import EventEmitter from 'events';
 import log from 'loglevel';
 import { captureException } from '@sentry/browser';
-import { isEqual } from 'lodash';
 import { CUSTODIAN_TYPES } from '@metamask-institutional/custody-keyring';
 import {
   updateCustodianTransactions,
@@ -11,17 +10,10 @@ import {
   REFRESH_TOKEN_CHANGE_EVENT,
   INTERACTIVE_REPLACEMENT_TOKEN_CHANGE_EVENT,
 } from '@metamask-institutional/sdk';
-import {
-  handleMmiPortfolio,
-  setDashboardCookie,
-} from '@metamask-institutional/portfolio-dashboard';
+import { handleMmiPortfolio } from '@metamask-institutional/portfolio-dashboard';
 import { toChecksumHexAddress } from '../../../shared/modules/hexstring-utils';
 import { CHAIN_IDS } from '../../../shared/constants/network';
-import {
-  BUILD_QUOTE_ROUTE,
-  CONNECT_HARDWARE_ROUTE,
-} from '../../../ui/helpers/constants/routes';
-import { previousValueComparator } from '../lib/util';
+import { CONNECT_HARDWARE_ROUTE } from '../../../ui/helpers/constants/routes';
 import { getPermissionBackgroundApiMethods } from './permissions';
 
 export default class MMIController extends EventEmitter {
@@ -63,17 +55,6 @@ export default class MMIController extends EventEmitter {
       });
     }
 
-    this.preferencesController.store.subscribe(
-      previousValueComparator(async (prevState, currState) => {
-        const { identities: prevIdentities } = prevState;
-        const { identities: currIdentities } = currState;
-        if (isEqual(prevIdentities, currIdentities)) {
-          return;
-        }
-        await this.prepareMmiPortfolio();
-      }, this.preferencesController.store.getState()),
-    );
-
     this.signatureController.hub.on(
       'personal_sign:signed',
       async ({ signature, messageId }) => {
@@ -584,20 +565,6 @@ export default class MMIController extends EventEmitter {
     });
   }
 
-  async prepareMmiPortfolio() {
-    if (!process.env.IN_TEST) {
-      try {
-        const mmiDashboardData = await this.handleMmiDashboardData();
-        const cookieSetUrls =
-          this.mmiConfigurationController.store.mmiConfiguration?.portfolio
-            ?.cookieSetUrls || [];
-        setDashboardCookie(mmiDashboardData, cookieSetUrls);
-      } catch (error) {
-        console.error(error);
-      }
-    }
-  }
-
   async newUnsignedMessage(msgParams, req, version) {
     // The code path triggered by deferSetAsSigned: true is for custodial accounts
     const accountDetails = this.custodyController.getAccountDetails(
@@ -673,12 +640,6 @@ export default class MMIController extends EventEmitter {
     return true;
   }
 
-  async handleMmiOpenSwaps(origin, address, chainId) {
-    await this.setAccountAndNetwork(origin, address, chainId);
-    this.platform.openExtensionInBrowser(BUILD_QUOTE_ROUTE);
-    return true;
-  }
-
   async handleMmiOpenAddHardwareWallet() {
     await this.appStateController.getUnlockPromise(true);
     this.platform.openExtensionInBrowser(CONNECT_HARDWARE_ROUTE);
diff --git a/app/scripts/lib/rpc-method-middleware/handlers/index.js b/app/scripts/lib/rpc-method-middleware/handlers/index.js
index 126da76f9de4..a4c02fa71d66 100644
--- a/app/scripts/lib/rpc-method-middleware/handlers/index.js
+++ b/app/scripts/lib/rpc-method-middleware/handlers/index.js
@@ -11,7 +11,6 @@ import watchAsset from './watch-asset';
 import mmiSupported from './institutional/mmi-supported';
 import mmiAuthenticate from './institutional/mmi-authenticate';
 import mmiPortfolio from './institutional/mmi-portfolio';
-import mmiOpenSwaps from './institutional/mmi-open-swaps';
 import mmiCheckIfTokenIsPresent from './institutional/mmi-check-if-token-is-present';
 import mmiSetAccountAndNetwork from './institutional/mmi-set-account-and-network';
 import mmiOpenAddHardwareWallet from './institutional/mmi-open-add-hardware-wallet';
@@ -30,7 +29,6 @@ const handlers = [
   mmiAuthenticate,
   mmiSupported,
   mmiPortfolio,
-  mmiOpenSwaps,
   mmiCheckIfTokenIsPresent,
   mmiSetAccountAndNetwork,
   mmiOpenAddHardwareWallet,
diff --git a/app/scripts/lib/rpc-method-middleware/handlers/institutional/mmi-open-swaps.js b/app/scripts/lib/rpc-method-middleware/handlers/institutional/mmi-open-swaps.js
deleted file mode 100644
index f0cdbd026c24..000000000000
--- a/app/scripts/lib/rpc-method-middleware/handlers/institutional/mmi-open-swaps.js
+++ /dev/null
@@ -1,68 +0,0 @@
-import { ethErrors } from 'eth-rpc-errors';
-import { RPC_ALLOWED_ORIGINS } from '@metamask-institutional/rpc-allowlist';
-import { MESSAGE_TYPE } from '../../../../../../shared/constants/app';
-
-const mmiOpenSwaps = {
-  methodNames: [MESSAGE_TYPE.MMI_OPEN_SWAPS],
-  implementation: mmiOpenSwapsHandler,
-  hookNames: {
-    handleMmiOpenSwaps: true,
-  },
-};
-export default mmiOpenSwaps;
-
-/**
- * @typedef {object} MmiOpenSwapsOptions
- * @property {Function} handleMmiOpenSwaps - The metmaskinsititutional_open_swaps method implementation.
- */
-
-/**
- * @typedef {object} MmiOpenSwapsParam
- * @property {string} service - The service to which we are authenticating, e.g. 'codefi-compliance'
- * @property {object} token - The token used to authenticate
- */
-
-/**
- * @param {import('json-rpc-engine').JsonRpcRequest<MmiOpenSwapsParam>} req - The JSON-RPC request object.
- * @param {import('json-rpc-engine').JsonRpcResponse<true>} res - The JSON-RPC response object.
- * @param {Function} _next - The json-rpc-engine 'next' callback.
- * @param {Function} end - The json-rpc-engine 'end' callback.
- * @param {WatchAssetOptions} options
- */
-async function mmiOpenSwapsHandler(
-  req,
-  res,
-  _next,
-  end,
-  { handleMmiOpenSwaps },
-) {
-  try {
-    let validUrl = false;
-    // if (!RPC_ALLOWED_ORIGINS[MESSAGE_TYPE.MMI_PORTFOLIO].includes(req.origin)) {
-    RPC_ALLOWED_ORIGINS[MESSAGE_TYPE.MMI_PORTFOLIO].forEach((regexp) => {
-      // eslint-disable-next-line require-unicode-regexp
-      if (regexp.test(req.origin)) {
-        validUrl = true;
-      }
-    });
-    // eslint-disable-next-line no-negated-condition
-    if (!validUrl) {
-      throw new Error('Unauthorized');
-    }
-
-    if (!req.params?.[0] || typeof req.params[0] !== 'object') {
-      return end(
-        ethErrors.rpc.invalidParams({
-          message: `Expected single, object parameter. Received:\n${JSON.stringify(
-            req.params,
-          )}`,
-        }),
-      );
-    }
-    const { address, network } = req.params[0];
-    res.result = await handleMmiOpenSwaps(req.origin, address, network);
-    return end();
-  } catch (error) {
-    return end(error);
-  }
-}
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 27ebd056f8f3..684c64249864 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -4347,9 +4347,6 @@ export default class MetamaskController extends EventEmitter {
         handleMmiDashboardData: this.mmiController.handleMmiDashboardData.bind(
           this.mmiController,
         ),
-        handleMmiOpenSwaps: this.mmiController.handleMmiOpenSwaps.bind(
-          this.mmiController,
-        ),
         handleMmiSetAccountAndNetwork:
           this.mmiController.setAccountAndNetwork.bind(this.mmiController),
         handleMmiOpenAddHardwareWallet: