useSession returns null

export async function middleware(request: NextRequest) {
  // In Next.js middleware, it's recommended to only check for the existence of a session cookie to handle redirection. To avoid blocking requests by making API or database calls.
  const sessionCookie = getSessionCookie(request, {
  });

  logger.debug("🍪 Session cookie:", sessionCookie);
// etc....

const { data: authClientSession } = authClient.useSession();
 console.log(authClientSession) // returns null

import {
  adminClient,
  emailOTPClient,
  organizationClient,
} from "better-auth/client/plugins";
import { createAuthClient } from "better-auth/react";

export const authClient = createAuthClient({
  baseURL: "http://localhost:3000",
  plugins: [emailOTPClient(), organizationClient(), adminClient()],
});
export const { signIn, signUp, useSession, signOut } = authClient;