更新 DeepSeek V4 模型卡

packages/core/src/__tests__/providers-schema.test.ts

@@ -39,6 +39,18 @@ describe("providers structural integrity", () => {
     }
   });
 
+  it("DeepSeek 官方 API model card 跟进 V4", () => {
+    const deepseek = getEndpoint("deepseek");
+    expect(deepseek?.checkModel).toBe("deepseek-v4-flash");
+
+    expect(deepseek?.models).toEqual([
+      { id: "deepseek-v4-flash", maxOutput: 393216, contextWindowTokens: 1_000_000, enabled: true, releasedAt: "2026-04-24" },
+      { id: "deepseek-v4-pro", maxOutput: 393216, contextWindowTokens: 1_000_000, enabled: true, releasedAt: "2026-04-24" },
+      { id: "deepseek-chat", maxOutput: 393216, contextWindowTokens: 1_000_000, releasedAt: "2026-04-24" },
+      { id: "deepseek-reasoner", maxOutput: 393216, contextWindowTokens: 1_000_000, releasedAt: "2026-04-24" },
+    ]);
+  });
+
   it("A 组至少有 5 个核心 provider", () => {
     const ids = getAllEndpoints().map((p) => p.id);
     expect(ids).toContain("anthropic");

packages/core/src/llm/providers/endpoints/deepseek.ts

@@ -6,9 +6,11 @@
  * - API key：https://platform.deepseek.com/api_keys
  * - API 文档：https://api-docs.deepseek.com/
  * - 模型列表：https://api-docs.deepseek.com/quick_start/pricing
+ * - V4 开源模型：https://huggingface.co/collections/deepseek-ai/deepseek-v4
  *
- * 官方 API 仅 2 个 id：deepseek-chat (V3.2 non-thinking) / deepseek-reasoner (V3.2 thinking)。
- * V4/R2 等新模型发布时会替换同 id 背后的底层模型（alias 模式），id 本身保持不变。
+ * 官方 API 主模型：deepseek-v4-flash / deepseek-v4-pro。
+ * deepseek-chat / deepseek-reasoner 是兼容别名，官方标注将在 2026-07-24 废弃，
+ * 分别对应 deepseek-v4-flash 的非思考模式 / 思考模式。
  */
 import type { InkosEndpoint } from "../types.js";
 
@@ -18,13 +20,15 @@ export const DEEPSEEK: InkosEndpoint = {
   group: "china",
   api: "openai-completions",
   baseUrl: "https://api.deepseek.com",
-  checkModel: "deepseek-chat",
+  checkModel: "deepseek-v4-flash",
   temperatureRange: [0, 2],
   defaultTemperature: 1,
   writingTemperature: 1.5,
   temperatureHint: "创意写作推荐 1.5",
   models: [
-    { id: "deepseek-chat", maxOutput: 8192, contextWindowTokens: 131072, enabled: true, releasedAt: "2025-12-01" },
-    { id: "deepseek-reasoner", maxOutput: 65536, contextWindowTokens: 131072, enabled: true, releasedAt: "2025-12-01" },
+    { id: "deepseek-v4-flash", maxOutput: 393216, contextWindowTokens: 1_000_000, enabled: true, releasedAt: "2026-04-24" },
+    { id: "deepseek-v4-pro", maxOutput: 393216, contextWindowTokens: 1_000_000, enabled: true, releasedAt: "2026-04-24" },
+    { id: "deepseek-chat", maxOutput: 393216, contextWindowTokens: 1_000_000, releasedAt: "2026-04-24" },
+    { id: "deepseek-reasoner", maxOutput: 393216, contextWindowTokens: 1_000_000, releasedAt: "2026-04-24" },
   ],
 };