diff --git a/Cargo.lock b/Cargo.lock
index 8be7f0b..e59fc01 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1971,7 +1971,7 @@ dependencies = [
 
 [[package]]
 name = "wechat-cli"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "aes",
  "anyhow",
diff --git a/Cargo.toml b/Cargo.toml
index f54b289..85ff890 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wechat-cli"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2024"
 rust-version = "1.85"
 description = "A CLI tool to interact with a Wechat iLink bot."
diff --git a/README.md b/README.md
index d746a44..5d7df6c 100644
--- a/README.md
+++ b/README.md
@@ -80,10 +80,21 @@ wechat-cli account delete --account <index>
 
 ### Get Context Token
 
-Wait for the next incoming message and print the `context_token`:
+Wait for the next incoming message and print the `context_token`.
+
+Using a saved account:
+
+```bash
+wechat-cli get-context-token --account <index>
+```
+
+Using explicit credentials:
 
 ```bash
-wechat-cli get-context-token [--user-id <user_id>]
+wechat-cli get-context-token \
+  --bot-token <bot_token> \
+  --user-id <user_id> \
+  [--route-tag <route_tag>]
 ```
 
 ### Send
diff --git a/src/cli.rs b/src/cli.rs
index 3887c9b..4c831ce 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -85,8 +85,7 @@ pub struct AccountDeleteArgs {
      --bot-token <token> --user-id <user_id> [--route-tag <tag>]
 
 Usage Rules:
-  - Omit all auth params to use the first saved account.
-  - Or use exactly one of the modes above.
+  - You must use exactly one of the modes above.
   - --account cannot be combined with --bot-token or --user-id.
   - In Explicit mode, both --bot-token and --user-id are required.")]
 pub struct GetContextTokenArgs {
diff --git a/src/commands/account.rs b/src/commands/account.rs
index 66c5ec2..c23e742 100644
--- a/src/commands/account.rs
+++ b/src/commands/account.rs
@@ -1,22 +1,10 @@
-use anyhow::{Context, Result, anyhow, bail};
+use anyhow::{Result, bail};
 
 use crate::{
     storage::{self, AccountData, load_accounts},
     wechat::api::WeixinApiClient,
 };
 
-pub fn resolve_user_id(explicit: Option<&str>) -> Result<String> {
-    if let Some(user_id) = explicit {
-        return Ok(user_id.to_string());
-    }
-
-    let user_ids = storage::get_account_ids().context("failed to load saved users")?;
-    user_ids
-        .into_iter()
-        .next()
-        .ok_or_else(|| anyhow!("no saved user found, run `wechat-cli login` first"))
-}
-
 pub fn build_client(data: &AccountData) -> WeixinApiClient {
     WeixinApiClient::new(&data.bot_token, data.route_tag.clone())
 }
diff --git a/src/commands/get_context_token.rs b/src/commands/get_context_token.rs
index d9d9b18..b223aae 100644
--- a/src/commands/get_context_token.rs
+++ b/src/commands/get_context_token.rs
@@ -1,9 +1,7 @@
-use anyhow::{Context, Result, bail};
+use anyhow::{Result, bail};
 
 use crate::{
-    commands::account::{build_client, resolve_user_id},
     commands::send::{SendTarget, resolve_send_target},
-    storage::{self},
     wechat::api::is_session_expired,
     wechat::models::InboundMessage,
 };
@@ -14,17 +12,7 @@ pub async fn run(
     bot_token: Option<&str>,
     route_tag: Option<&str>,
 ) -> Result<()> {
-    let target = if account.is_none() && user_id.is_none() && bot_token.is_none() {
-        let resolved_id = resolve_user_id(None)?;
-        let session = storage::get_account_data(&resolved_id)
-            .with_context(|| format!("failed to load account data for `{resolved_id}`"))?;
-        SendTarget::Saved {
-            user_id: resolved_id,
-            client: build_client(&session),
-        }
-    } else {
-        resolve_send_target(account, user_id, bot_token, route_tag)?
-    };
+    let target = resolve_send_target(account, user_id, bot_token, route_tag)?;
 
     let (user_id, client) = match target {
         SendTarget::Saved { user_id, client } => (user_id, client),
diff --git a/src/storage.rs b/src/storage.rs
index 7bfbe66..7b612c6 100644
--- a/src/storage.rs
+++ b/src/storage.rs
@@ -71,27 +71,6 @@ fn save_accounts_file(accounts: &AccountsFile) -> Result<()> {
     Ok(())
 }
 
-/// Returns the list of saved stable user IDs from local storage.
-pub fn get_account_ids() -> Result<Vec<String>> {
-    let accounts = load_accounts_file()?;
-    Ok(accounts
-        .accounts
-        .into_iter()
-        .map(|account| account.user_id)
-        .filter(|id| id.ends_with("@im.wechat"))
-        .collect())
-}
-
-/// Loads the saved credentials for the given stable user ID.
-pub fn get_account_data(account_id: &str) -> Result<AccountData> {
-    let accounts = load_accounts_file()?;
-    accounts
-        .accounts
-        .into_iter()
-        .find(|account| account.user_id == account_id)
-        .ok_or_else(|| anyhow!("account `{account_id}` not found"))
-}
-
 /// Loads the saved credentials for the given account index.
 pub fn load_account(account_idx: usize) -> Result<AccountData> {
     let mut accounts = load_accounts_file()?;