fix(settings): Anthropic 兼容供应商的模型可设置输入能力

crates/agent-gui/test/providers/kbrain-attachment-read.test.mjs

@@ -4,6 +4,7 @@ import { createTsModuleLoader } from "../helpers/load-ts-module.mjs";
 
 const loader = createTsModuleLoader();
 const {
+  customProviderFromKBrain,
   kBrainSettingsUpdateForMissingInputModalities,
   kBrainSettingsUpdateFromLegacyProviders,
 } = loader.loadModule(
@@ -48,6 +49,32 @@ test("relay models without modalities are pushed to K-brain with catalog vision"
   assert.equal(pushedModel(update, "relay", "unknown-relay-model").inputModalities, undefined);
 });
 
+test("anthropic-compatible user modality override reaches K-brain and survives reload", () => {
+  // #1045：目录未知的中转模型，用户在设置里选「文本与图片」后必须原样推给 K-brain
+  // （K-brain 只按 inputModalities/vision 判定收图），再读回时仍保留该覆盖。
+  const saved = relayProvider("relay", [
+    { id: "unknown-relay-model", contextWindow: 8192, inputModalities: ["text", "image"] },
+  ]);
+  const update = kBrainSettingsUpdateFromLegacyProviders([saved], [saved]);
+  const pushedProvider = update.providers.find((provider) => provider.id === "relay");
+  assert.equal(pushedProvider.api, "anthropic-messages");
+  assert.deepEqual(pushedModel(update, "relay", "unknown-relay-model").inputModalities, [
+    "text",
+    "image",
+  ]);
+
+  const reloaded = customProviderFromKBrain({
+    id: "relay",
+    name: "relay",
+    api: "anthropic-messages",
+    baseUrl: "https://relay.invalid/claude/v1",
+    apiKeyConfigured: true,
+    models: [{ id: "unknown-relay-model", contextWindow: 8192, vision: true }],
+  });
+  assert.equal(reloaded.type, "claude_code");
+  assert.deepEqual(reloaded.models[0].inputModalities, ["text", "image"]);
+});
+
 test("explicit modalities win and are shared across providers for the same model id", () => {
   const explicit = relayProvider("a", [{ id: "claude-opus-4-6", inputModalities: ["text"] }]);
   const implicit = relayProvider("b", [{ id: "claude-opus-4-6" }]);

crates/agent-gui/test/settings/input-modalities.test.mjs

@@ -5,8 +5,8 @@ import { createTsModuleLoader } from "../helpers/load-ts-module.mjs";
 // inputModalities（模型输入模态用户覆盖）的反漂移锁：
 // 1. normalizer 的过滤/补齐/规范顺序契约；
 // 2. 设置加载往返不丢字段；
-// 3. modelFactory 只在附件发送确实受 model.input 门控的分支（codex/gemini/
-//    deepseek）应用覆盖，anthropic 不适用（避免虚假能力声明）。
+// 3. modelFactory 对所有供应商（含 Anthropic 兼容）应用覆盖：K-brain 按模型条目的
+//    inputModalities 判定能否收图，与 API 类型无关（#1045）。
 const loader = createTsModuleLoader();
 const { normalizeInputModalities, normalizeProviderModelConfig, normalizeProviderModelConfigs } =
   loader.loadModule("src/lib/settings/index.ts");
@@ -106,7 +106,8 @@ test(
     assert.equal(providerSupportsModelInputModalitiesOverride("xai"), true);
     assert.equal(providerSupportsModelInputModalitiesOverride("gemini"), true);
     assert.equal(providerSupportsModelInputModalitiesOverride("deepseek"), true);
-    assert.equal(providerSupportsModelInputModalitiesOverride("claude_code"), false);
+    // #1045：Anthropic 兼容供应商同样可以手动开启图片输入。
+    assert.equal(providerSupportsModelInputModalitiesOverride("claude_code"), true);
   },
 );
 

crates/agent-ui/src/pages/settings/providerUtils.ts

@@ -42,7 +42,10 @@ export function providerSupportsModelInputModalitiesOverride(providerId: Provide
     // deepseek：Responses wire 已接受 input_image（官方《图像理解》指南），模型
     // 能力默认按 id 推断（flash 家族吃图、Pro 纯文本），中转端点不吃图时用覆盖
     // 改回 ["text"]。
-    providerId === "deepseek"
+    providerId === "deepseek" ||
+    // claude_code（Anthropic 兼容）：K-brain 按模型条目的 inputModalities 判定能否
+    // 收图，与 API 类型无关；中转的 /v1/models 不返回模态时，靠覆盖开启图片输入（#1045）。
+    providerId === "claude_code"
   );
 }