diff --git a/src/__tests__/output.test.ts b/src/__tests__/output.test.ts
new file mode 100644
index 0000000..04dfe5a
--- /dev/null
+++ b/src/__tests__/output.test.ts
@@ -0,0 +1,32 @@
+import {describe, it, expect, vi, afterEach} from 'vitest';
+import {set_quiet, info, success, warn} from '../utils/output';
+
+describe('output quiet mode', ()=>{
+    afterEach(()=>{
+        set_quiet(false);
+        vi.restoreAllMocks();
+    });
+
+    it('suppresses info and success on stderr when quiet', ()=>{
+        const spy = vi.spyOn(console, 'error').mockImplementation(()=>{});
+        set_quiet(true);
+        info('resolving profile');
+        success('logged in');
+        expect(spy).not.toHaveBeenCalled();
+    });
+
+    it('still emits warnings when quiet (they are not progress noise)', ()=>{
+        const spy = vi.spyOn(console, 'error').mockImplementation(()=>{});
+        set_quiet(true);
+        warn('token expires soon');
+        expect(spy).toHaveBeenCalledOnce();
+    });
+
+    it('emits info and success normally when not quiet', ()=>{
+        const spy = vi.spyOn(console, 'error').mockImplementation(()=>{});
+        set_quiet(false);
+        info('resolving profile');
+        success('logged in');
+        expect(spy).toHaveBeenCalledTimes(2);
+    });
+});
diff --git a/src/index.ts b/src/index.ts
index f0e396c..ff67449 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -6,6 +6,7 @@ import {profile_command} from './commands/profile';
 import {team_command} from './commands/team';
 import {api_command} from './commands/api';
 import {CliError} from './utils/errors';
+import {set_quiet} from './utils/output';
 
 // Route every command through commander's throwing mode so usage errors reach
 // our handler and map to exit code 2 (vs 1 for runtime/API failures).
@@ -32,8 +33,13 @@ const build_program = (): Command=>{
         .option('--json', 'Output compact JSON to stdout')
         .option('--pretty', 'Output indented JSON to stdout')
         .option('--verbose', 'Print the full request/response to stderr, credentials redacted (api)')
+        .option('-q, --quiet', 'Suppress progress messages on stderr (warnings and errors still shown)')
         .showHelpAfterError();
 
+    // Apply --quiet before any command action runs, so progress output is
+    // silenced for the whole invocation.
+    program.hook('preAction', ()=>{set_quiet(program.opts().quiet === true);});
+
     program.addCommand(auth_command);
     program.addCommand(profile_command);
     program.addCommand(team_command);
diff --git a/src/utils/output.ts b/src/utils/output.ts
index 8e5cb44..c15bf5d 100644
--- a/src/utils/output.ts
+++ b/src/utils/output.ts
@@ -26,9 +26,14 @@ const safe_record = (record: Credential_record): Record<string, unknown>=>{
 
 const is_tty = process.stdout.isTTY === true;
 
-const success = (msg: string): void=>console.error(pc.green(`✓ ${msg}`));
+// --quiet silences routine progress on stderr (info/success). Warnings and
+// errors are never suppressed — they carry information the user still needs.
+let quiet_mode = false;
+const set_quiet = (on: boolean): void=>{quiet_mode = on;};
+
+const success = (msg: string): void=>{if (!quiet_mode) console.error(pc.green(`✓ ${msg}`));};
 const warn = (msg: string): void=>console.error(pc.yellow(`⚠ ${msg}`));
-const info = (msg: string): void=>console.error(pc.dim(msg));
+const info = (msg: string): void=>{if (!quiet_mode) console.error(pc.dim(msg));};
 
 type Print_opts = {
     json?: boolean;
@@ -55,5 +60,5 @@ const print = (data: unknown, opts: Print_opts = {}): void=>{
     process.stdout.write(serialize(data, opts) + '\n');
 };
 
-export {is_tty, pc, REDACTED, redact, safe_record, success, warn, info, print};
+export {is_tty, pc, REDACTED, redact, safe_record, set_quiet, success, warn, info, print};
 export type {Print_opts};