diff --git a/CHANGELOG.md b/CHANGELOG.md
index 723771cf6..128ac9798 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@
 - Discord: fix forum thread starters and cache channel lookups for thread context. (#585) — thanks @thewilloftheshadow
 - Commands: accept /models as an alias for /model.
 - Commands: add `/usage` as an alias for `/status`. (#492) — thanks @lc0rp
+- Models/Auth: add MiniMax Anthropic-compatible API onboarding (minimax-api). (#590) — thanks @mneves75
 - Commands: harden slash command registry and list text-only commands in `/commands`.
 - Models/Auth: show per-agent auth candidates in `/model status`, and add `clawdbot models auth order {get,set,clear}` (per-agent auth rotation overrides). — thanks @steipete
 - Debugging: add raw model stream logging flags and document gateway watch mode.
diff --git a/src/commands/onboard-auth.test.ts b/src/commands/onboard-auth.test.ts
index 6ef8a6980..5ae385e9a 100644
--- a/src/commands/onboard-auth.test.ts
+++ b/src/commands/onboard-auth.test.ts
@@ -7,8 +7,8 @@ import { afterEach, describe, expect, it } from "vitest";
 
 import {
   applyAuthProfileConfig,
-  applyMinimaxApiProviderConfig,
   applyMinimaxApiConfig,
+  applyMinimaxApiProviderConfig,
   writeOAuthCredentials,
 } from "./onboard-auth.js";
 
@@ -119,7 +119,9 @@ describe("applyMinimaxApiConfig", () => {
 
   it("sets correct primary model", () => {
     const cfg = applyMinimaxApiConfig({}, "MiniMax-M2.1-lightning");
-    expect(cfg.agents?.defaults?.model?.primary).toBe("minimax/MiniMax-M2.1-lightning");
+    expect(cfg.agents?.defaults?.model?.primary).toBe(
+      "minimax/MiniMax-M2.1-lightning",
+    );
   });
 
   it("sets reasoning flag for MiniMax-M2 model", () => {
@@ -140,28 +142,37 @@ describe("applyMinimaxApiConfig", () => {
         },
       },
     });
-    expect(cfg.agents?.defaults?.model?.fallbacks).toEqual(["anthropic/claude-opus-4-5"]);
+    expect(cfg.agents?.defaults?.model?.fallbacks).toEqual([
+      "anthropic/claude-opus-4-5",
+    ]);
   });
 
   it("adds model alias", () => {
     const cfg = applyMinimaxApiConfig({}, "MiniMax-M2.1");
-    expect(cfg.agents?.defaults?.models?.["minimax/MiniMax-M2.1"]?.alias).toBe("Minimax");
+    expect(cfg.agents?.defaults?.models?.["minimax/MiniMax-M2.1"]?.alias).toBe(
+      "Minimax",
+    );
   });
 
   it("preserves existing model params when adding alias", () => {
-    const cfg = applyMinimaxApiConfig({
-      agents: {
-        defaults: {
-          models: {
-            "minimax/MiniMax-M2.1": { alias: "MiniMax", params: { custom: "value" } },
+    const cfg = applyMinimaxApiConfig(
+      {
+        agents: {
+          defaults: {
+            models: {
+              "minimax/MiniMax-M2.1": {
+                alias: "MiniMax",
+                params: { custom: "value" },
+              },
+            },
           },
         },
       },
-    }, "MiniMax-M2.1");
-    expect(cfg.agents?.defaults?.models?.["minimax/MiniMax-M2.1"]).toMatchObject({
-      alias: "Minimax",
-      params: { custom: "value" },
-    });
+      "MiniMax-M2.1",
+    );
+    expect(
+      cfg.agents?.defaults?.models?.["minimax/MiniMax-M2.1"],
+    ).toMatchObject({ alias: "Minimax", params: { custom: "value" } });
   });
 
   it("replaces existing minimax provider entirely", () => {
@@ -172,12 +183,24 @@ describe("applyMinimaxApiConfig", () => {
             baseUrl: "https://old.example.com",
             apiKey: "old-key",
             api: "openai-completions",
-            models: [{ id: "old-model", name: "Old", reasoning: false, input: ["text"], cost: { input: 1, output: 2, cacheRead: 0, cacheWrite: 0 }, contextWindow: 1000, maxTokens: 100 }],
+            models: [
+              {
+                id: "old-model",
+                name: "Old",
+                reasoning: false,
+                input: ["text"],
+                cost: { input: 1, output: 2, cacheRead: 0, cacheWrite: 0 },
+                contextWindow: 1000,
+                maxTokens: 100,
+              },
+            ],
           },
         },
       },
     });
-    expect(cfg.models?.providers?.minimax?.baseUrl).toBe("https://api.minimax.io/anthropic");
+    expect(cfg.models?.providers?.minimax?.baseUrl).toBe(
+      "https://api.minimax.io/anthropic",
+    );
     expect(cfg.models?.providers?.minimax?.api).toBe("anthropic-messages");
     expect(cfg.models?.providers?.minimax?.models[0]?.id).toBe("MiniMax-M2.1");
   });
@@ -190,7 +213,17 @@ describe("applyMinimaxApiConfig", () => {
             baseUrl: "https://api.anthropic.com",
             apiKey: "anthropic-key",
             api: "anthropic-messages",
-            models: [{ id: "claude-opus-4-5", name: "Claude Opus 4.5", reasoning: false, input: ["text"], cost: { input: 15, output: 75, cacheRead: 0, cacheWrite: 0 }, contextWindow: 200000, maxTokens: 8192 }],
+            models: [
+              {
+                id: "claude-opus-4-5",
+                name: "Claude Opus 4.5",
+                reasoning: false,
+                input: ["text"],
+                cost: { input: 15, output: 75, cacheRead: 0, cacheWrite: 0 },
+                contextWindow: 200000,
+                maxTokens: 8192,
+              },
+            ],
           },
         },
       },
diff --git a/src/commands/onboard-non-interactive.ts b/src/commands/onboard-non-interactive.ts
index a3477ffcb..99ab69646 100644
--- a/src/commands/onboard-non-interactive.ts
+++ b/src/commands/onboard-non-interactive.ts
@@ -175,7 +175,8 @@ export async function runNonInteractiveOnboarding(
     });
     nextConfig = applyMinimaxHostedConfig(nextConfig);
   } else if (authChoice === "minimax-api") {
-    const key = opts.minimaxApiKey?.trim() || resolveEnvApiKey("minimax")?.apiKey;
+    const key =
+      opts.minimaxApiKey?.trim() || resolveEnvApiKey("minimax")?.apiKey;
     if (!key) {
       runtime.error("Missing --minimax-api-key (or MINIMAX_API_KEY in env).");
       runtime.exit(1);
@@ -221,8 +222,6 @@ export async function runNonInteractiveOnboarding(
     nextConfig = applyOpenAICodexModelDefault(nextConfig).next;
   } else if (authChoice === "minimax") {
     nextConfig = applyMinimaxConfig(nextConfig);
-  } else if (authChoice === "minimax-api") {
-    nextConfig = applyMinimaxApiConfig(nextConfig);
   } else if (
     authChoice === "token" ||
     authChoice === "oauth" ||