diff --git a/lib/types/identity-service-types.js b/lib/types/identity-service-types.js
--- a/lib/types/identity-service-types.js
+++ b/lib/types/identity-service-types.js
@@ -89,7 +89,7 @@
   +walletAddress?: ?string,
 };
 
-type FarcasterUser = {
+export type FarcasterUser = {
   +userID: string,
   +username: string,
   +farcasterID: string,
@@ -157,12 +157,10 @@
     userID: string,
     nonceChallengeResponse: SignedMessage,
   ) => Promise<IdentityAuthResult>;
-  // getFarcasterUsers is only implemented on native at the moment
-  +getFarcasterUsers?: (
+  +getFarcasterUsers: (
     farcasterIDs: $ReadOnlyArray<string>,
   ) => Promise<$ReadOnlyArray<FarcasterUser>>;
-  // linkFarcasterAccount is only implemented on native at the moment
-  +linkFarcasterAccount?: (farcasterID: string) => Promise<void>;
+  +linkFarcasterAccount: (farcasterID: string) => Promise<void>;
 }
 
 export type IdentityServiceAuthLayer = {
diff --git a/web/grpc/identity-service-client-wrapper.js b/web/grpc/identity-service-client-wrapper.js
--- a/web/grpc/identity-service-client-wrapper.js
+++ b/web/grpc/identity-service-client-wrapper.js
@@ -26,7 +26,9 @@
   type DeviceOlmInboundKeys,
   deviceOlmInboundKeysValidator,
   userDeviceOlmInboundKeysValidator,
+  type FarcasterUser,
 } from 'lib/types/identity-service-types.js';
+import { farcasterUsersValidator } from 'lib/types/identity-service-types.js';
 import { getMessageForException } from 'lib/utils/errors.js';
 import { assertWithValidator } from 'lib/utils/validation-utils.js';
 
@@ -42,6 +44,7 @@
   Prekey,
   WalletAuthRequest,
   SecondaryDeviceKeysUploadRequest,
+  GetFarcasterUsersRequest,
 } from '../protobufs/identity-unauth-structs.cjs';
 import * as IdentityUnauthClient from '../protobufs/identity-unauth.cjs';
 import { initOpaque } from '../shared-worker/utils/opaque-utils.js';
@@ -525,6 +528,50 @@
       signedDeviceListHistoryValidator,
     );
   };
+
+  getFarcasterUsers: (
+    farcasterIDs: $ReadOnlyArray<string>,
+  ) => Promise<$ReadOnlyArray<FarcasterUser>> = async farcasterIDs => {
+    const getFarcasterUsersRequest = new GetFarcasterUsersRequest();
+    getFarcasterUsersRequest.setFarcasterIdsList([...farcasterIDs]);
+
+    let getFarcasterUsersResponse;
+    try {
+      getFarcasterUsersResponse = await this.unauthClient.getFarcasterUsers(
+        getFarcasterUsersRequest,
+      );
+    } catch (e) {
+      console.log('Error calling getFarcasterUsers:', e);
+      throw new Error(getMessageForException(e) ?? 'unknown');
+    }
+
+    const farcasterUsersList =
+      getFarcasterUsersResponse.getFarcasterUsersList();
+
+    const returnList = [];
+
+    for (const user of farcasterUsersList) {
+      returnList.push({
+        userID: user.getUserId(),
+        username: user.getUsername(),
+        farcasterID: user.getFarcasterId(),
+      });
+    }
+
+    return assertWithValidator(returnList, farcasterUsersValidator);
+  };
+
+  linkFarcasterAccount: (farcasterID: string) => Promise<void> =
+    async farcasterID => {
+      const client = this.authClient;
+      if (!client) {
+        throw new Error('Identity service client is not initialized');
+      }
+      const linkFarcasterAccountRequest =
+        new IdentityAuthStructs.LinkFarcasterAccountRequest();
+      linkFarcasterAccountRequest.setFarcasterId(farcasterID);
+      await client.linkFarcasterAccount(linkFarcasterAccountRequest);
+    };
 }
 
 function authNewDeviceKeyUpload(
diff --git a/web/grpc/identity-service-context-provider.react.js b/web/grpc/identity-service-context-provider.react.js
--- a/web/grpc/identity-service-context-provider.react.js
+++ b/web/grpc/identity-service-context-provider.react.js
@@ -133,6 +133,8 @@
       getDeviceListHistoryForUser: proxyMethodToWorker(
         'getDeviceListHistoryForUser',
       ),
+      getFarcasterUsers: proxyMethodToWorker('getFarcasterUsers'),
+      linkFarcasterAccount: proxyMethodToWorker('linkFarcasterAccount'),
     };
   }, [proxyMethodToWorker]);