feat(agents) : Hugging Face Inference provider first-class support and Together API fix and Direct Injection Refactor Auths [AI-assisted] (#13472)

* initial commit

* removes assesment from docs

* resolves automated review comments

* resolves lint , type , tests , refactors , and submits

* solves : why do we have to lint the tests xD

* adds greptile fixes

* solves a type error

* solves a ci error

* refactors auths

* solves a failing test after i pulled from main lol

* solves a failing test after i pulled from main lol

* resolves token naming issue to comply with better practices when using hf / huggingface

* fixes curly lints !

* fixes failing tests for google api from main

* solve merge conflicts

* solve failing tests with a defensive check 'undefined' openrouterapi key

* fix: preserve Hugging Face auth-choice intent and token behavior (#13472) (thanks @Josephrp)

* test: resolve auth-choice cherry-pick conflict cleanup (#13472)

---------

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: Peter Steinberger <steipete@gmail.com>

src/commands/onboard-non-interactive/local/auth-choice-inference.ts

@@ -18,6 +18,8 @@ type AuthChoiceFlagOptions = Pick<
   | "kimiCodeApiKey"
   | "syntheticApiKey"
   | "veniceApiKey"
+  | "togetherApiKey"
+  | "huggingfaceApiKey"
   | "zaiApiKey"
   | "xiaomiApiKey"
   | "minimaxApiKey"
@@ -44,11 +46,13 @@ const AUTH_CHOICE_FLAG_MAP = [
   { flag: "kimiCodeApiKey", authChoice: "kimi-code-api-key", label: "--kimi-code-api-key" },
   { flag: "syntheticApiKey", authChoice: "synthetic-api-key", label: "--synthetic-api-key" },
   { flag: "veniceApiKey", authChoice: "venice-api-key", label: "--venice-api-key" },
+  { flag: "togetherApiKey", authChoice: "together-api-key", label: "--together-api-key" },
   { flag: "zaiApiKey", authChoice: "zai-api-key", label: "--zai-api-key" },
   { flag: "xiaomiApiKey", authChoice: "xiaomi-api-key", label: "--xiaomi-api-key" },
   { flag: "xaiApiKey", authChoice: "xai-api-key", label: "--xai-api-key" },
   { flag: "minimaxApiKey", authChoice: "minimax-api", label: "--minimax-api-key" },
   { flag: "opencodeZenApiKey", authChoice: "opencode-zen", label: "--opencode-zen-api-key" },
+  { flag: "huggingfaceApiKey", authChoice: "huggingface-api-key", label: "--huggingface-api-key" },
   { flag: "litellmApiKey", authChoice: "litellm-api-key", label: "--litellm-api-key" },
 ] satisfies ReadonlyArray<AuthChoiceFlag>;
 

src/commands/onboard-non-interactive/local/auth-choice.ts

@@ -23,6 +23,7 @@ import {
   applySyntheticConfig,
   applyVeniceConfig,
   applyTogetherConfig,
+  applyHuggingfaceConfig,
   applyVercelAiGatewayConfig,
   applyLitellmConfig,
   applyXaiConfig,
@@ -42,6 +43,7 @@ import {
   setXaiApiKey,
   setVeniceApiKey,
   setTogetherApiKey,
+  setHuggingfaceApiKey,
   setVercelAiGatewayApiKey,
   setXiaomiApiKey,
   setZaiApiKey,
@@ -644,6 +646,29 @@ export async function applyNonInteractiveAuthChoice(params: {
     return applyTogetherConfig(nextConfig);
   }
 
+  if (authChoice === "huggingface-api-key") {
+    const resolved = await resolveNonInteractiveApiKey({
+      provider: "huggingface",
+      cfg: baseConfig,
+      flagValue: opts.huggingfaceApiKey,
+      flagName: "--huggingface-api-key",
+      envVar: "HF_TOKEN",
+      runtime,
+    });
+    if (!resolved) {
+      return null;
+    }
+    if (resolved.source !== "profile") {
+      await setHuggingfaceApiKey(resolved.key);
+    }
+    nextConfig = applyAuthProfileConfig(nextConfig, {
+      profileId: "huggingface:default",
+      provider: "huggingface",
+      mode: "api_key",
+    });
+    return applyHuggingfaceConfig(nextConfig);
+  }
+
   if (authChoice === "custom-api-key") {
     try {
       const customAuth = parseNonInteractiveCustomApiFlags({