diff --git a/docs/cli/index.md b/docs/cli/index.md
index d424f9d3b3..d5926e42a7 100644
--- a/docs/cli/index.md
+++ b/docs/cli/index.md
@@ -194,6 +194,7 @@ Interactive wizard to set up gateway, workspace, and skills.
 
 Options:
 - `--workspace <dir>`
+- `--reset` (reset config + credentials + sessions + workspace before wizard)
 - `--non-interactive`
 - `--mode <local|remote>`
 - `--flow <quickstart|advanced>`
diff --git a/src/cli/program.ts b/src/cli/program.ts
index 3401e2aa1f..e6c0689aa8 100644
--- a/src/cli/program.ts
+++ b/src/cli/program.ts
@@ -244,6 +244,10 @@ export function buildProgram() {
       "Interactive wizard to set up the gateway, workspace, and skills",
     )
     .option("--workspace <dir>", "Agent workspace directory (default: ~/clawd)")
+    .option(
+      "--reset",
+      "Reset config + credentials + sessions + workspace before running wizard",
+    )
     .option("--non-interactive", "Run without prompts", false)
     .option("--flow <flow>", "Wizard flow: quickstart|advanced")
     .option("--mode <mode>", "Wizard mode: local|remote")
diff --git a/src/commands/onboard-types.ts b/src/commands/onboard-types.ts
index bc5cfeebf3..d6afd410f1 100644
--- a/src/commands/onboard-types.ts
+++ b/src/commands/onboard-types.ts
@@ -33,6 +33,7 @@ export type OnboardOptions = {
   flow?: "quickstart" | "advanced";
   workspace?: string;
   nonInteractive?: boolean;
+  reset?: boolean;
   authChoice?: AuthChoice;
   /** Used when `authChoice=token` in non-interactive mode. */
   tokenProvider?: string;
diff --git a/src/commands/onboard.ts b/src/commands/onboard.ts
index 2608e80c12..5fd02bbee7 100644
--- a/src/commands/onboard.ts
+++ b/src/commands/onboard.ts
@@ -1,6 +1,9 @@
+import { readConfigFileSnapshot } from "../config/config.js";
 import { assertSupportedRuntime } from "../infra/runtime-guard.js";
 import type { RuntimeEnv } from "../runtime.js";
 import { defaultRuntime } from "../runtime.js";
+import { resolveUserPath } from "../utils.js";
+import { DEFAULT_WORKSPACE, handleReset } from "./onboard-helpers.js";
 import { runInteractiveOnboarding } from "./onboard-interactive.js";
 import { runNonInteractiveOnboarding } from "./onboard-non-interactive.js";
 import type { OnboardOptions } from "./onboard-types.js";
@@ -15,6 +18,16 @@ export async function onboardCommand(
   const normalizedOpts =
     authChoice === opts.authChoice ? opts : { ...opts, authChoice };
 
+  if (normalizedOpts.reset) {
+    const snapshot = await readConfigFileSnapshot();
+    const baseConfig = snapshot.valid ? snapshot.config : {};
+    const workspaceDefault =
+      normalizedOpts.workspace ??
+      baseConfig.agents?.defaults?.workspace ??
+      DEFAULT_WORKSPACE;
+    await handleReset("full", resolveUserPath(workspaceDefault), runtime);
+  }
+
   if (process.platform === "win32") {
     runtime.log(
       [