feat(kimchi): add Kimchi OAuth provider support

Add Kimchi as a browser-token OAuth provider routed through its
OpenAI-compatible gateway. Discover live models for /v1/models and
provider models, normalize Claude-compatible requests, and wire up
provider connection tests.

Co-authored-by: Cursor <cursoragent@cursor.com>

README.md

@@ -284,6 +284,10 @@ Default URLs:
         <img src="./public/providers/cursor.png" width="60" alt="Cursor"/><br/>
         <b>Cursor</b>
       </td>
+      <td align="center" width="120">
+        <img src="./public/providers/kimchi.png" width="60" alt="Kimchi"/><br/>
+        <b>Kimchi</b>
+      </td>
     </tr>
   </table>
 </div>

open-sse/executors/index.js

@@ -5,6 +5,7 @@ import { GithubExecutor } from "./github.js";
 import { IFlowExecutor } from "./iflow.js";
 import { QoderExecutor } from "./qoder.js";
 import { KiroExecutor } from "./kiro.js";
+import { KimchiExecutor } from "./kimchi.js";
 import { CodexExecutor } from "./codex.js";
 import { CursorExecutor } from "./cursor.js";
 import { VertexExecutor } from "./vertex.js";
@@ -28,6 +29,7 @@ const executors = {
   iflow: new IFlowExecutor(),
   qoder: new QoderExecutor(),
   kiro: new KiroExecutor(),
+  kimchi: new KimchiExecutor(),
   codex: new CodexExecutor(),
   cursor: new CursorExecutor(),
   cu: new CursorExecutor(), // Alias for cursor
@@ -66,6 +68,7 @@ export { GithubExecutor } from "./github.js";
 export { IFlowExecutor } from "./iflow.js";
 export { QoderExecutor } from "./qoder.js";
 export { KiroExecutor } from "./kiro.js";
+export { KimchiExecutor } from "./kimchi.js";
 export { CodexExecutor } from "./codex.js";
 export { CursorExecutor } from "./cursor.js";
 export { VertexExecutor } from "./vertex.js";

open-sse/executors/kimchi.js

@@ -0,0 +1,103 @@
+import { DefaultExecutor } from "./default.js";
+import { getCachedKimchiModelMetadata } from "../services/kimchiModels.js";
+
+const TOP_LEVEL_OPENAI_GATEWAY_DROPS = [
+  "anthropic_version",
+  "anthropic_beta",
+  "client_metadata",
+  "mcp_servers",
+  "stop_sequences",
+  "thinking",
+  "top_k",
+];
+
+function systemToText(system) {
+  if (typeof system === "string") return system;
+  if (Array.isArray(system)) {
+    return system
+      .map((part) => {
+        if (typeof part === "string") return part;
+        if (typeof part?.text === "string") return part.text;
+        return "";
+      })
+      .filter(Boolean)
+      .join("\n");
+  }
+  return "";
+}
+
+function mergeTopLevelSystem(body) {
+  if (!body?.system || !Array.isArray(body.messages)) return;
+  const text = systemToText(body.system).trim();
+  if (!text) return;
+
+  const existing = body.messages.find((msg) => msg?.role === "system");
+  if (!existing) {
+    body.messages.unshift({ role: "system", content: text });
+    return;
+  }
+
+  if (typeof existing.content === "string") {
+    existing.content = `${text}\n\n${existing.content}`;
+  } else if (Array.isArray(existing.content)) {
+    existing.content.unshift({ type: "text", text });
+  }
+}
+
+function stripMessageArtifacts(body) {
+  if (!Array.isArray(body?.messages)) return;
+  for (const msg of body.messages) {
+    if (!msg || typeof msg !== "object") continue;
+    delete msg.cache_control;
+    if (!Array.isArray(msg.content)) continue;
+    msg.content = msg.content.map((part) => {
+      if (!part || typeof part !== "object") return part;
+      const { cache_control, signature, ...clean } = part;
+      return clean;
+    });
+  }
+}
+
+function stripToolArtifacts(body) {
+  if (!Array.isArray(body?.tools)) return;
+  body.tools = body.tools.map((tool) => {
+    if (!tool || typeof tool !== "object") return tool;
+    const { cache_control, ...clean } = tool;
+    return clean;
+  });
+}
+
+function isAnthropicBackedKimchiModel(model) {
+  const meta = getCachedKimchiModelMetadata(model);
+  if (meta?.provider === "anthropic" || meta?.upstreamProvider === "anthropic") return true;
+  return /(^|[-_/])(?:claude|anthropic)(?:[-_/]|$)/i.test(String(model || ""));
+}
+
+export class KimchiExecutor extends DefaultExecutor {
+  constructor() {
+    super("kimchi");
+  }
+
+  transformRequest(model, body, stream, credentials) {
+    const transformed = super.transformRequest(model, body, stream, credentials);
+    if (!transformed || typeof transformed !== "object") return transformed;
+
+    mergeTopLevelSystem(transformed);
+    for (const key of TOP_LEVEL_OPENAI_GATEWAY_DROPS) {
+      if (transformed[key] !== undefined) delete transformed[key];
+    }
+    delete transformed.system;
+
+    if (isAnthropicBackedKimchiModel(model)) {
+      delete transformed.reasoning_effort;
+      delete transformed.reasoning;
+      delete transformed.thinking;
+    }
+
+    stripMessageArtifacts(transformed);
+    stripToolArtifacts(transformed);
+    return transformed;
+  }
+}
+
+export default KimchiExecutor;

open-sse/handlers/chatCore/nonStreamingHandler.js

@@ -1,5 +1,6 @@
 import { FORMATS } from "../../translator/formats.js";
 import { needsTranslation } from "../../translator/index.js";
+import { fromOpenAIFinish } from "../../translator/concerns/finishReason.js";
 import { ollamaBodyToOpenAI } from "../../translator/response/ollama-to-openai.js";
 import { addBufferToUsage, filterUsageForFormat } from "../../utils/usageTracking.js";
 import { createErrorResult } from "../../utils/error.js";
@@ -9,11 +10,65 @@ import { buildRequestDetail, extractRequestConfig, extractUsageFromResponse, sav
 import { appendRequestLog, saveRequestDetail } from "@/lib/usageDb.js";
 import { decloakToolNames } from "../../utils/claudeCloaking.js";
 
+function parseToolArguments(value) {
+  if (!value) return {};
+  if (typeof value === "object") return value;
+  try {
+    return JSON.parse(value);
+  } catch {
+    return {};
+  }
+}
+
+function openAICompletionToClaudeMessage(responseBody) {
+  if (!responseBody?.choices?.[0]) return responseBody;
+  const choice = responseBody.choices[0];
+  const message = choice.message || {};
+  const content = [];
+
+  const reasoning = message.reasoning_content || message.provider_specific_fields?.reasoning_content || "";
+  if (reasoning) {
+    content.push({ type: "thinking", thinking: reasoning });
+  }
+  if (typeof message.content === "string" && message.content.length > 0) {
+    content.push({ type: "text", text: message.content });
+  }
+  for (const toolCall of message.tool_calls || []) {
+    const fn = toolCall.function || {};
+    content.push({
+      type: "tool_use",
+      id: toolCall.id || `toolu_${Date.now()}_${content.length}`,
+      name: fn.name || toolCall.name || "",
+      input: parseToolArguments(fn.arguments || toolCall.arguments),
+    });
+  }
+  if (content.length === 0) content.push({ type: "text", text: "" });
+
+  const usage = responseBody.usage || {};
+  return {
+    id: String(responseBody.id || `msg_${Date.now()}`).replace(/^chatcmpl-/, ""),
+    type: "message",
+    role: "assistant",
+    model: responseBody.model || "unknown",
+    content,
+    stop_reason: fromOpenAIFinish(choice.finish_reason, FORMATS.CLAUDE),
+    stop_sequence: null,
+    usage: {
+      input_tokens: usage.prompt_tokens || usage.input_tokens || 0,
+      output_tokens: usage.completion_tokens || usage.output_tokens || 0,
+    },
+  };
+}
+
 /**
  * Translate non-streaming response body from provider format → OpenAI format.
  */
 export function translateNonStreamingResponse(responseBody, targetFormat, sourceFormat) {
-  if (targetFormat === sourceFormat || targetFormat === FORMATS.OPENAI) return responseBody;
+  if (targetFormat === sourceFormat) return responseBody;
+  if (targetFormat === FORMATS.OPENAI && sourceFormat === FORMATS.CLAUDE) {
+    return openAICompletionToClaudeMessage(responseBody);
+  }
+  if (targetFormat === FORMATS.OPENAI) return responseBody;
 
   // Gemini / Antigravity
   if (targetFormat === FORMATS.GEMINI || targetFormat === FORMATS.ANTIGRAVITY || targetFormat === FORMATS.GEMINI_CLI || targetFormat === FORMATS.VERTEX) {
@@ -185,6 +240,7 @@ export async function handleNonStreamingResponse({ providerResponse, provider, m
   const translatedResponse = needsTranslation(targetFormat, sourceFormat)
     ? translateNonStreamingResponse(responseBody, targetFormat, sourceFormat)
     : responseBody;
+  const isClaudeMessageResponse = sourceFormat === FORMATS.CLAUDE && translatedResponse?.type === "message";
 
   // Fix finish_reason for tool_calls: some providers return non-standard values (e.g. "other")
   if (translatedResponse?.choices?.[0]) {
@@ -197,13 +253,17 @@ export async function handleNonStreamingResponse({ providerResponse, provider, m
   }
 
   // Ensure OpenAI-required fields
-  if (!translatedResponse.object) translatedResponse.object = "chat.completion";
-  if (!translatedResponse.created) translatedResponse.created = Math.floor(Date.now() / 1000);
+  if (!isClaudeMessageResponse) {
+    if (!translatedResponse.object) translatedResponse.object = "chat.completion";
+    if (!translatedResponse.created) translatedResponse.created = Math.floor(Date.now() / 1000);
+  }
 
   // Strip Azure-specific fields
-  delete translatedResponse.prompt_filter_results;
-  if (translatedResponse?.choices) {
-    for (const choice of translatedResponse.choices) delete choice.content_filter_results;
+  if (!isClaudeMessageResponse) {
+    delete translatedResponse.prompt_filter_results;
+    if (translatedResponse?.choices) {
+      for (const choice of translatedResponse.choices) delete choice.content_filter_results;
+    }
   }
 
   if (translatedResponse?.usage) {
@@ -213,7 +273,7 @@ export async function handleNonStreamingResponse({ providerResponse, provider, m
   // Strip reasoning_content only when content is non-empty.
   // When content is empty (e.g. thinking models that used all tokens for reasoning),
   // reasoning_content is the only useful output and must be preserved.
-  if (translatedResponse?.choices) {
+  if (!isClaudeMessageResponse && translatedResponse?.choices) {
     for (const choice of translatedResponse.choices) {
       if (choice?.message?.reasoning_content && choice.message.content) {
         delete choice.message.reasoning_content;

open-sse/providers/registry/index.js

@@ -48,52 +48,53 @@ import p45 from "./inworld.js";
 import p46 from "./jina-ai.js";
 import p47 from "./jina-reader.js";
 import p48 from "./kilocode.js";
-import p49 from "./kimi-coding.js";
-import p50 from "./kimi.js";
-import p51 from "./kiro.js";
-import p52 from "./linkup.js";
-import p53 from "./local-device.js";
-import p54 from "./mimo-free.js";
-import p55 from "./minimax-cn.js";
-import p56 from "./minimax.js";
-import p57 from "./mistral.js";
-import p58 from "./mmf.js";
-import p59 from "./nanobanana.js";
-import p60 from "./nebius.js";
-import p61 from "./nvidia.js";
-import p62 from "./ollama-local.js";
-import p63 from "./ollama.js";
-import p64 from "./openai.js";
-import p65 from "./opencode-go.js";
-import p66 from "./opencode.js";
-import p67 from "./openrouter.js";
-import p68 from "./perplexity-web.js";
-import p69 from "./perplexity.js";
-import p70 from "./playht.js";
-import p71 from "./qoder.js";
-import p72 from "./qwen.js";
-import p73 from "./recraft.js";
-import p74 from "./runwayml.js";
-import p75 from "./sdwebui.js";
-import p76 from "./searchapi.js";
-import p77 from "./searxng.js";
-import p78 from "./serper.js";
-import p79 from "./siliconflow.js";
-import p80 from "./stability-ai.js";
-import p81 from "./tavily.js";
-import p82 from "./together.js";
-import p83 from "./topaz.js";
-import p84 from "./tortoise.js";
-import p85 from "./venice.js";
-import p86 from "./vercel-ai-gateway.js";
-import p87 from "./vertex-partner.js";
-import p88 from "./vertex.js";
-import p89 from "./volcengine-ark.js";
-import p90 from "./voyage-ai.js";
-import p91 from "./xai.js";
-import p92 from "./xiaomi-mimo.js";
-import p93 from "./xiaomi-tokenplan.js";
-import p94 from "./youcom.js";
+import p49 from "./kimchi.js";
+import p50 from "./kimi-coding.js";
+import p51 from "./kimi.js";
+import p52 from "./kiro.js";
+import p53 from "./linkup.js";
+import p54 from "./local-device.js";
+import p55 from "./mimo-free.js";
+import p56 from "./minimax-cn.js";
+import p57 from "./minimax.js";
+import p58 from "./mistral.js";
+import p59 from "./mmf.js";
+import p60 from "./nanobanana.js";
+import p61 from "./nebius.js";
+import p62 from "./nvidia.js";
+import p63 from "./ollama-local.js";
+import p64 from "./ollama.js";
+import p65 from "./openai.js";
+import p66 from "./opencode-go.js";
+import p67 from "./opencode.js";
+import p68 from "./openrouter.js";
+import p69 from "./perplexity-web.js";
+import p70 from "./perplexity.js";
+import p71 from "./playht.js";
+import p72 from "./qoder.js";
+import p73 from "./qwen.js";
+import p74 from "./recraft.js";
+import p75 from "./runwayml.js";
+import p76 from "./sdwebui.js";
+import p77 from "./searchapi.js";
+import p78 from "./searxng.js";
+import p79 from "./serper.js";
+import p80 from "./siliconflow.js";
+import p81 from "./stability-ai.js";
+import p82 from "./tavily.js";
+import p83 from "./together.js";
+import p84 from "./topaz.js";
+import p85 from "./tortoise.js";
+import p86 from "./venice.js";
+import p87 from "./vercel-ai-gateway.js";
+import p88 from "./vertex-partner.js";
+import p89 from "./vertex.js";
+import p90 from "./volcengine-ark.js";
+import p91 from "./voyage-ai.js";
+import p92 from "./xai.js";
+import p93 from "./xiaomi-mimo.js";
+import p94 from "./xiaomi-tokenplan.js";
+import p95 from "./youcom.js";
 
 export default [
   p0,
@@ -190,5 +191,6 @@ export default [
   p91,
   p92,
   p93,
-  p94
+  p94,
+  p95
 ];

open-sse/providers/registry/kimchi.js

@@ -0,0 +1,49 @@
+export default {
+  id: "kimchi",
+  priority: 95,
+  alias: "kimchi",
+  uiAlias: "kimchi",
+  display: {
+    name: "Kimchi",
+    icon: "restaurant",
+    color: "#FF521D",
+    textIcon: "KC",
+    website: "https://kimchi.dev",
+    notice: {
+      signupUrl: "https://app.kimchi.dev",
+    },
+  },
+  category: "oauth",
+  authModes: ["oauth"],
+  hasOAuth: true,
+  transport: {
+    baseUrl: "https://llm.kimchi.dev/openai/v1/chat/completions",
+    format: "openai",
+    headers: {
+      "User-Agent": "kimchi/0.0.0",
+    },
+    auth: {
+      combined: true,
+      header: "Authorization",
+      scheme: "bearer",
+    },
+  },
+  models: [
+    { id: "minimax-m3", name: "MiniMax-M3" },
+    { id: "kimi-k2.7", name: "Kimi-K2.7" },
+    { id: "kimi-k2.6", name: "Kimi-K2.6" },
+    { id: "kimi-k2.5", name: "Kimi-K2.5" },
+    { id: "nemotron-3-ultra-fp4", name: "Nemotron 3 Ultra FP4" },
+    { id: "minimax-m2.7", name: "MiniMax-M2.7" },
+    { id: "claude-opus-4-6", name: "Claude Opus 4.6" },
+    { id: "claude-sonnet-4-6", name: "Claude Sonnet 4.6" },
+  ],
+  serviceKinds: ["llm", "imageToText"],
+  oauth: {
+    webAppUrl: "https://app.kimchi.dev",
+    validationUrl: "https://api.cast.ai/v1/llm/openai/supported-providers",
+    userInfoUrl: "https://app.kimchi.dev/api/v1/me",
+    modelsUrl: "https://llm.kimchi.dev/v1/models/metadata?include_in_cli=true",
+  },
+  passthroughModels: true,
+};

open-sse/services/kimchiModels.js

@@ -0,0 +1,176 @@
+import { createHash } from "crypto";
+
+import { proxyAwareFetch } from "../utils/proxyFetch.js";
+
+export const KIMCHI_API = "https://llm.kimchi.dev";
+export const KIMCHI_USER_AGENT = "kimchi/0.0.0";
+
+const FETCH_TIMEOUT_MS = 20_000;
+const CACHE_TTL_MS = 5 * 60 * 1000;
+const RETRYABLE_STATUSES = new Set([429, 500, 502, 503, 504]);
+
+/** @type {Map<string, { expiresAt: number, models: object[], rawModels: object[] }>} */
+const catalogCache = new Map();
+/** @type {Map<string, object>} */
+const metadataByModelId = new Map();
+
+function normalizeKimchiEndpoint(endpoint) {
+  const raw = typeof endpoint === "string" ? endpoint.trim() : "";
+  return (raw || KIMCHI_API).replace(/\/+$/, "");
+}
+
+export function buildKimchiModelsUrl(endpoint) {
+  return `${normalizeKimchiEndpoint(endpoint)}/v1/models/metadata?include_in_cli=true`;
+}
+
+function readToken(credentials) {
+  return (
+    credentials?.accessToken
+    || credentials?.apiKey
+    || credentials?.providerSpecificData?.apiKey
+    || null
+  );
+}
+
+function cacheKey(credentials, endpoint) {
+  const psd = credentials?.providerSpecificData || {};
+  const seed = psd.userId || psd.username || credentials?.refreshToken || readToken(credentials) || "anonymous";
+  return createHash("sha256")
+    .update(`kimchi:${normalizeKimchiEndpoint(endpoint)}:${seed}`)
+    .digest("hex");
+}
+
+function toModelKind(inputModalities) {
+  return Array.isArray(inputModalities) && inputModalities.includes("image")
+    ? "imageToText"
+    : "llm";
+}
+
+export function normalizeKimchiModel(item) {
+  if (!item || typeof item !== "object") return null;
+  const id = item.slug || item.id || item.model || item.name;
+  if (typeof id !== "string" || id.trim() === "") return null;
+
+  const inputModalities = Array.isArray(item.input_modalities)
+    ? item.input_modalities.filter((value) => value === "text" || value === "image")
+    : [];
+  const limits = item.limits && typeof item.limits === "object" ? item.limits : {};
+  const contextLength = Number(limits.context_window || item.contextLength || item.context_length) || undefined;
+  const maxOutputTokens = Number(limits.max_output_tokens || item.maxOutputTokens || item.max_output_tokens) || undefined;
+  const upstreamProvider = typeof item.provider === "string" ? item.provider : "";
+  const reasoning = item.reasoning === true;
+  const kind = toModelKind(inputModalities);
+
+  const model = {
+    ...item,
+    id: id.trim(),
+    name: String(item.display_name || item.displayName || item.name || id).trim(),
+    provider: upstreamProvider,
+    upstreamProvider,
+    reasoning,
+    inputModalities,
+    kind,
+    type: kind,
+    capabilities: {
+      vision: inputModalities.includes("image"),
+      reasoning,
+      ...(contextLength ? { contextWindow: contextLength } : {}),
+      ...(maxOutputTokens ? { maxOutput: maxOutputTokens } : {}),
+      ...(upstreamProvider ? { upstreamProvider } : {}),
+    },
+    ...(contextLength ? { contextLength } : {}),
+    ...(maxOutputTokens ? { maxOutputTokens } : {}),
+  };
+
+  if (upstreamProvider === "anthropic") {
+    model.compat = { supportsReasoningEffort: false, cacheControlFormat: "anthropic" };
+  }
+
+  return model;
+}
+
+function rememberModels(models) {
+  for (const model of models || []) {
+    if (!model?.id) continue;
+    metadataByModelId.set(model.id, model);
+    metadataByModelId.set(model.id.toLowerCase(), model);
+  }
+}
+
+export function getCachedKimchiModelMetadata(modelId) {
+  if (typeof modelId !== "string" || modelId.trim() === "") return null;
+  const raw = modelId.includes("/") ? modelId.split("/").pop() : modelId;
+  return metadataByModelId.get(raw) || metadataByModelId.get(raw.toLowerCase()) || null;
+}
+
+async function fetchKimchiCatalogRaw(token, endpoint, options = {}) {
+  const url = buildKimchiModelsUrl(endpoint);
+  const controller = new AbortController();
+  const timeout = setTimeout(() => controller.abort(new Error("Kimchi models fetch timeout")), FETCH_TIMEOUT_MS);
+  const signal = options.signal
+    ? AbortSignal.any([options.signal, controller.signal])
+    : controller.signal;
+
+  try {
+    const response = await proxyAwareFetch(url, {
+      method: "GET",
+      headers: {
+        "Accept": "application/json",
+        "Authorization": `Bearer ${token}`,
+        "User-Agent": KIMCHI_USER_AGENT,
+      },
+      cache: "no-store",
+      signal,
+    }, options.proxyOptions || null);
+
+    if (!response.ok) {
+      const error = new Error(`Kimchi models ${response.status}: ${response.statusText}`);
+      error.status = response.status;
+      error.retryable = RETRYABLE_STATUSES.has(response.status);
+      throw error;
+    }
+
+    const data = await response.json();
+    return Array.isArray(data?.models) ? data.models : [];
+  } finally {
+    clearTimeout(timeout);
+  }
+}
+
+export async function resolveKimchiModels(credentials, options = {}) {
+  const token = readToken(credentials);
+  if (!token) return null;
+
+  const endpoint = credentials?.providerSpecificData?.kimchiEndpoint || options.endpoint || KIMCHI_API;
+  const key = cacheKey(credentials, endpoint);
+  const now = Date.now();
+  if (!options.forceRefresh) {
+    const cached = catalogCache.get(key);
+    if (cached && cached.expiresAt > now) return cached;
+  }
+
+  let rawModels;
+  try {
+    rawModels = await fetchKimchiCatalogRaw(token, endpoint, options);
+  } catch (error) {
+    options.log?.warn?.("KIMCHI_MODELS", error.message);
+    return null;
+  }
+
+  const models = rawModels.map(normalizeKimchiModel).filter(Boolean);
+  if (models.length === 0) return null;
+
+  rememberModels(models);
+  const entry = {
+    expiresAt: Date.now() + CACHE_TTL_MS,
+    models,
+    rawModels,
+  };
+  catalogCache.set(key, entry);
+  return entry;
+}
+
+export function clearKimchiCatalog() {
+  catalogCache.clear();
+  metadataByModelId.clear();
+}

src/app/api/oauth/[provider]/[action]/route.js

@@ -232,8 +232,8 @@ export async function POST(request, { params }) {
         });
       }
 
-      // Cline uses authorization_code without PKCE
-      const noPkceExchangeProviders = ["cline"];
+      // Cline uses authorization_code without PKCE. Kimchi returns a browser token.
+      const noPkceExchangeProviders = ["cline", "kimchi"];
       if (!code || !redirectUri || (!codeVerifier && !noPkceExchangeProviders.includes(provider))) {
         return NextResponse.json({ error: "Missing required fields" }, { status: 400 });
       }

src/app/api/providers/[id]/models/route.js

@@ -4,7 +4,9 @@ import { isOpenAICompatibleProvider, isAnthropicCompatibleProvider } from "@/sha
 import { GEMINI_CONFIG } from "@/lib/oauth/constants/oauth";
 import { refreshGoogleToken, updateProviderCredentials } from "@/sse/services/tokenRefresh";
 import { resolveOllamaLocalHost } from "open-sse/config/providers.js";
+import { getModelsByProviderId } from "open-sse/config/providerModels.js";
 import { resolveKiroModels } from "open-sse/services/kiroModels.js";
+import { resolveKimchiModels } from "open-sse/services/kimchiModels.js";
 import { resolveQoderModels } from "open-sse/services/qoderModels.js";
 
 const GEMINI_CLI_MODELS_URL = "https://cloudcode-pa.googleapis.com/v1internal:fetchAvailableModels";
@@ -79,6 +81,13 @@ const resolveQwenModelsUrl = (connection) => {
   return `https://${value.replace(/\/$/, "")}/v1/models`;
 };
 
+const getStaticProviderModels = (providerId) =>
+  getModelsByProviderId(providerId).map((model) => ({
+    ...model,
+    id: model.id,
+    name: model.name || model.id,
+  }));
+
 // Generic custom resolver for OAuth providers that need refresh-on-401 + token persist.
 // Receives a `fetchFn(token)` and returns parsed models or throws.
 const buildOAuthResolver = ({ refreshFn, fetchFn, parseFn, errorLabel }) => async (connection) => {
@@ -241,6 +250,22 @@ const PROVIDER_MODELS_CONFIG = {
   nvidia: createOpenAIModelsConfig("https://integrate.api.nvidia.com/v1/models"),
   assemblyai: createOpenAIModelsConfig("https://api.assemblyai.com/v1/models"),
   "vercel-ai-gateway": createOpenAIModelsConfig("https://ai-gateway.vercel.sh/v1/models"),
+  kimchi: {
+    customResolver: async (connection) => {
+      const result = await resolveKimchiModels({
+        accessToken: connection.accessToken,
+        apiKey: connection.apiKey,
+        providerSpecificData: connection.providerSpecificData || {},
+      }, { forceRefresh: true, log: console });
+      if (result?.models?.length) {
+        return { models: result.models };
+      }
+      return {
+        models: getStaticProviderModels("kimchi"),
+        warning: "Kimchi returned no live models; falling back to static catalog.",
+      };
+    }
+  },
 
   // Custom resolvers (non-OpenAI-shaped APIs / token-refresh flows)
   kiro: {

src/app/api/providers/[id]/test/testUtils.js

@@ -16,6 +16,7 @@ import {
   CLAUDE_CONFIG,
   CLINE_CONFIG,
   KILOCODE_CONFIG,
+  KIMCHI_CONFIG,
 } from "@/lib/oauth/constants/oauth";
 import { buildClineHeaders } from "@/shared/utils/clineAuth";
 
@@ -91,6 +92,17 @@ const OAUTH_TEST_CONFIG = {
     authPrefix: "Bearer ",
   },
   "codebuddy-cn": { tokenExists: true },
+  kimchi: {
+    url: KIMCHI_CONFIG.validationUrl || "https://api.cast.ai/v1/llm/openai/supported-providers",
+    method: "GET",
+    authHeader: "Authorization",
+    authPrefix: "Bearer ",
+    extraHeaders: {
+      Accept: "application/json",
+      "User-Agent": "kimchi/0.0.0",
+    },
+    refreshable: false,
+  },
 };
 
 async function probeClineAccessToken(accessToken) {

src/app/api/v1/models/route.js

@@ -8,6 +8,7 @@ import {
 import { getProviderConnections, getCombos, getCustomModels, getModelAliases } from "@/lib/localDb";
 import { getDisabledModels } from "@/lib/disabledModelsDb";
 import { resolveKiroModels } from "open-sse/services/kiroModels.js";
+import { resolveKimchiModels } from "open-sse/services/kimchiModels.js";
 import { resolveQoderModels } from "open-sse/services/qoderModels.js";
 import { resolveCopilotModels } from "open-sse/services/copilotModels.js";
 import { updateProviderCredentials } from "@/sse/services/tokenRefresh";
@@ -38,6 +39,14 @@ const LIVE_MODEL_RESOLVERS = {
       models: result.models.map((m) => ({ id: m.id, name: m.name })),
     };
   },
+  kimchi: async (conn) => {
+    const result = await resolveKimchiModels({
+      accessToken: conn.accessToken,
+      apiKey: conn.apiKey,
+      providerSpecificData: conn.providerSpecificData || {}
+    }, { log: console });
+    return result?.models?.length ? { models: result.models } : null;
+  },
   github: async (conn) => {
     const result = await resolveCopilotModels({
       accessToken: conn.accessToken,
@@ -289,6 +298,8 @@ export async function buildModelsList(kindFilter) {
       const staticModelKindById = new Map(
         providerModels.map((m) => [m.id, modelKind(m)])
       );
+      let liveModelKindById = new Map();
+      let liveCapabilitiesById = new Map();
 
       let rawModelIds = hasExplicitEnabledModels
         ? Array.from(
@@ -313,6 +324,16 @@ export async function buildModelsList(kindFilter) {
           const live = await liveResolver(conn);
           if (live?.models?.length) {
             rawModelIds = live.models.map((m) => m.id);
+            liveModelKindById = new Map(
+              live.models
+                .filter((m) => m?.id)
+                .map((m) => [m.id, modelKind(m)])
+            );
+            liveCapabilitiesById = new Map(
+              live.models
+                .filter((m) => m?.id && m.capabilities)
+                .map((m) => [m.id, m.capabilities])
+            );
           }
         } catch (err) {
           console.log(`Live model fetch failed for ${providerId}: ${err?.message || err}`);
@@ -378,9 +399,10 @@ export async function buildModelsList(kindFilter) {
       const mergedModelIds = Array.from(new Set([...modelIds, ...customModelIds, ...aliasModelIds]));
 
       for (const modelId of mergedModelIds) {
-        // Resolve kind: prefer static/custom metadata, otherwise infer from ID heuristics
+        // Resolve kind: prefer custom/live metadata, then static, then ID heuristics.
         const customKind = customModelKindById.get(modelId);
-        const kind = staticModelKindById.get(modelId) || customKind || inferKindFromUnknownModelId(modelId);
+        const liveKind = liveModelKindById.get(modelId);
+        const kind = customKind || liveKind || staticModelKindById.get(modelId) || inferKindFromUnknownModelId(modelId);
         // imageToText custom models stay in the LLM list (vision-capable chat models)
         const allowAsLlm = kind === "imageToText" && kindFilter.includes(LLM_KIND);
         if (!kindFilter.includes(kind) && !allowAsLlm) continue;
@@ -391,7 +413,7 @@ export async function buildModelsList(kindFilter) {
           object: "model",
           owned_by: outputAlias,
         };
-        const caps = capabilitiesFromServiceKind(customKind);
+        const caps = liveCapabilitiesById.get(modelId) || capabilitiesFromServiceKind(customKind || liveKind);
         if (caps) model.capabilities = caps;
         models.push(model);
       }

src/app/callback/page.js

@@ -12,12 +12,14 @@ function CallbackContent() {
 
   useEffect(() => {
     const code = searchParams.get("code");
+    const token = searchParams.get("token");
     const state = searchParams.get("state");
     const error = searchParams.get("error");
     const errorDescription = searchParams.get("error_description");
 
     const callbackData = {
       code,
+      token,
       state,
       error,
       errorDescription,
@@ -70,7 +72,7 @@ function CallbackContent() {
       console.log("localStorage failed:", e);
     }
 
-    if (!(code || error)) {
+    if (!(code || token || error)) {
       setTimeout(() => setStatus("manual"), 0);
       return;
     }

src/lib/oauth/constants/oauth.js

@@ -108,6 +108,9 @@ export const GITLAB_CONFIG = { ...PROVIDER_OAUTH["gitlab"] };
 // CodeBuddy (Tencent) OAuth Configuration (Browser OAuth Polling Flow)
 export const CODEBUDDY_CONFIG = { ...PROVIDER_OAUTH["codebuddy-cn"] };
 
+// Kimchi OAuth Configuration (Browser token callback flow)
+export const KIMCHI_CONFIG = { ...PROVIDER_OAUTH["kimchi"] };
+
 // OAuth timeout (5 minutes)
 export const OAUTH_TIMEOUT = 300000;
 
@@ -129,4 +132,5 @@ export const PROVIDERS = {
   CLINE: "cline",
   GITLAB: "gitlab",
   CODEBUDDY: "codebuddy-cn",
+  KIMCHI: "kimchi",
 };

src/lib/oauth/providers.js

@@ -25,6 +25,7 @@ import {
   CLINE_CONFIG,
   GITLAB_CONFIG,
   CODEBUDDY_CONFIG,
+  KIMCHI_CONFIG,
   getOAuthClientMetadata,
 } from "./constants/oauth";
 import { XAI_CONFIG, XAI_PKCE_VERIFIER_BYTES } from "./constants/xai";
@@ -1252,6 +1253,78 @@ const PROVIDERS = {
       providerSpecificData: {},
     }),
   },
+
+  kimchi: {
+    config: KIMCHI_CONFIG,
+    flowType: "browser_token",
+    buildAuthUrl: (config, redirectUri, state) => {
+      const baseUrl = (config.webAppUrl || "https://app.kimchi.dev").replace(/\/+$/, "");
+      const params = new URLSearchParams({
+        callback: redirectUri,
+        state,
+      });
+      return `${baseUrl}/cli-auth?${params.toString()}`;
+    },
+    exchangeToken: async (config, token) => {
+      const accessToken = String(token || "").trim();
+      if (!accessToken) {
+        throw new Error("Missing Kimchi token");
+      }
+
+      const validationUrl = config.validationUrl || "https://api.cast.ai/v1/llm/openai/supported-providers";
+      const validationRes = await fetch(validationUrl, {
+        method: "GET",
+        headers: {
+          Accept: "application/json",
+          Authorization: `Bearer ${accessToken}`,
+        },
+      });
+      if (!validationRes.ok) {
+        throw new Error(`Kimchi token validation failed: ${validationRes.status}`);
+      }
+
+      let userInfo = {};
+      if (config.userInfoUrl) {
+        try {
+          const userRes = await fetch(config.userInfoUrl, {
+            method: "GET",
+            headers: {
+              Accept: "application/json",
+              Authorization: `Bearer ${accessToken}`,
+            },
+          });
+          if (userRes.ok) {
+            userInfo = await userRes.json();
+          }
+        } catch {
+          userInfo = {};
+        }
+      }
+
+      return {
+        access_token: accessToken,
+        token_type: "Bearer",
+        _kimchiUser: userInfo,
+      };
+    },
+    mapTokens: (tokens) => {
+      const user = tokens._kimchiUser || {};
+      const userId = user.id ? String(user.id) : "";
+      const username = user.username || "";
+      const email = user.email || (userId ? `kimchi-user-${userId}` : null);
+      return {
+        accessToken: tokens.access_token,
+        refreshToken: null,
+        email,
+        displayName: user.name || username || null,
+        providerSpecificData: {
+          authMethod: "browser_token",
+          userId,
+          username,
+        },
+      };
+    },
+  },
 };
 
 /**

src/shared/components/OAuthModal.js

@@ -65,7 +65,7 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
       setError(err.message);
       setStep("error");
     }
-  }, [authData, provider, onSuccess]);
+  }, [authData, provider, onSuccess, oauthMeta]);
 
   const completeXaiManualCode = useCallback(async (code) => {
     if (!authData?.state) return;
@@ -387,7 +387,7 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
     const handleCallback = async (data) => {
       if (callbackProcessedRef.current) return; // Already processed
 
-      const { code, state, error: callbackError, errorDescription } = data;
+      const { code, token, state, error: callbackError, errorDescription } = data;
 
       if (callbackError) {
         callbackProcessedRef.current = true;
@@ -396,9 +396,9 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
         return;
       }
 
-      if (code) {
+      if (token || code) {
         callbackProcessedRef.current = true;
-        await exchangeTokens(code, state);
+        await exchangeTokens(token || code, state);
       }
     };
 
@@ -477,8 +477,14 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
         return;
       }
 
+      if (provider === "kimchi" && input && !input.includes("://") && !input.includes("?")) {
+        await exchangeTokens(input, null);
+        return;
+      }
+
       const url = new URL(input);
       const code = url.searchParams.get("code");
+      const token = url.searchParams.get("token");
       const state = url.searchParams.get("state");
       const errorParam = url.searchParams.get("error");
 
@@ -486,11 +492,17 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
         throw new Error(url.searchParams.get("error_description") || errorParam);
       }
 
-      if (!code) {
-        throw new Error(provider === "xai" ? "Paste the callback URL or copied xAI code" : "No authorization code found in URL");
+      if (!code && !token) {
+        throw new Error(
+          provider === "xai"
+            ? "Paste the callback URL or copied xAI code"
+            : provider === "kimchi"
+              ? "No Kimchi token found in URL"
+              : "No authorization code found in URL"
+        );
       }
 
-      await exchangeTokens(code, state);
+      await exchangeTokens(token || code, state);
     } catch (err) {
       setError(err.message);
       setStep("error");
@@ -509,11 +521,14 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
 
   if (!provider || !providerInfo) return null;
   const isXaiProvider = provider === "xai";
+  const isKimchiProvider = provider === "kimchi";
   const deviceLoginUrl = deviceData?.verification_uri_complete || deviceData?.verification_uri || "";
   const modalTitle = isXaiProvider ? "Connect Grok Build OAuth" : `Connect ${providerInfo.name}`;
   const manualPlaceholder = isXaiProvider
     ? "http://127.0.0.1:56121/callback?code=... or copied code"
-    : placeholderUrl;
+    : isKimchiProvider
+      ? `${placeholderUrl.replace("code=...", "token=...")} or copied token`
+      : placeholderUrl;
 
   return (
     <Modal isOpen={isOpen} title={modalTitle} onClose={handleClose} size="lg">
@@ -554,11 +569,13 @@ export default function OAuthModal({ isOpen, provider, providerInfo, onSuccess,
 
               <div>
                 <p className="text-sm font-medium mb-2">
-                  Step 2: Paste the {provider === "xai" ? "callback URL or copied code" : "callback URL"} here
+                  Step 2: Paste the {provider === "xai" ? "callback URL or copied code" : isKimchiProvider ? "callback URL or copied token" : "callback URL"} here
                 </p>
                 <p className="text-xs text-text-muted mb-2">
                   {provider === "xai"
                     ? "If xAI shows a code instead of redirecting, paste that code here."
+                    : isKimchiProvider
+                      ? "After authorization, copy the full callback URL or token from your browser."
                     : "After authorization, copy the full URL from your browser."}
                 </p>
                 <Input