diff --git a/llm/llm.js b/llm/llm.js
index 741ed9e..4506cd4 100644
--- a/llm/llm.js
+++ b/llm/llm.js
@@ -10,6 +10,7 @@ import {
   resolveDedicatedLlmProviderConfig,
   resolveLlmConfigSelection,
 } from "./llm-preset-utils.js";
+import { getBmeHostAdapter } from "../host/runtime-host-adapter.js";
 import { getActiveTaskProfile } from "../prompting/prompt-profiles.js";
 import { resolveConfiguredTimeoutMs } from "../runtime/request-timeout.js";
 import { applyTaskRegex } from "../prompting/task-regex.js";
@@ -524,6 +525,74 @@ function getMemoryLLMConfig(taskType = "") {
   };
 }
 
+function resolveHostChatCompletionRouting(taskType = "", options = {}) {
+  const adapter =
+    typeof getBmeHostAdapter === "function" ? getBmeHostAdapter() : null;
+  if (!adapter || String(adapter.hostProfile || "") !== "luker") {
+    return {
+      hostProfile: String(adapter?.hostProfile || "generic-st"),
+      requestApi: "",
+      apiSettingsOverride: null,
+      requestScope: "chat",
+      routeApplied: false,
+      routeReason: "not-luker",
+    };
+  }
+
+  const context =
+    adapter.context && typeof adapter.context === "object"
+      ? adapter.context
+      : {};
+  const resolver =
+    typeof adapter.resolveChatCompletionRequestProfile === "function"
+      ? adapter.resolveChatCompletionRequestProfile.bind(adapter)
+      : null;
+  if (!resolver) {
+    return {
+      hostProfile: "luker",
+      requestApi: "",
+      apiSettingsOverride: null,
+      requestScope: "extension_internal",
+      routeApplied: false,
+      routeReason: "resolver-unavailable",
+    };
+  }
+
+  const profileName = String(options?.profileName || "").trim();
+  const resolution =
+    resolver({
+      profileName,
+      defaultApi: String(context?.mainApi || "openai").trim() || "openai",
+      defaultSource: String(
+        context?.chatCompletionSettings?.chat_completion_source || "",
+      ).trim(),
+      taskType: String(taskType || "").trim(),
+    }) || null;
+
+  return {
+    hostProfile: "luker",
+    requestApi: String(
+      resolution?.requestApi ||
+        context?.mainApi ||
+        "openai",
+    ).trim() || "openai",
+    apiSettingsOverride:
+      resolution?.apiSettingsOverride &&
+      typeof resolution.apiSettingsOverride === "object"
+        ? cloneRuntimeDebugValue(resolution.apiSettingsOverride, null)
+        : null,
+    requestScope: "extension_internal",
+    routeApplied: Boolean(
+      resolution?.apiSettingsOverride &&
+        typeof resolution.apiSettingsOverride === "object",
+    ),
+    routeReason:
+      resolution && typeof resolution === "object"
+        ? "profile-resolved"
+        : "profile-resolution-empty",
+  };
+}
+
 function getConfiguredTimeoutMs(settings = {}) {
   return typeof resolveConfiguredTimeoutMs === "function"
     ? resolveConfiguredTimeoutMs(settings, LLM_REQUEST_TIMEOUT_MS)
@@ -1892,6 +1961,9 @@ async function callDedicatedOpenAICompatible(
   );
   const transportMessages = buildTransportMessages(messages);
   const config = getMemoryLLMConfig(taskType);
+  const hostRouting = resolveHostChatCompletionRouting(taskType, {
+    profileName: "",
+  });
   const settings = extension_settings[MODULE_NAME] || {};
   const hasDedicatedConfig = hasDedicatedLLMConfig(config);
   if (taskType && config.llmPresetFallbackReason) {
@@ -1966,6 +2038,11 @@ async function callDedicatedOpenAICompatible(
       taskType,
       config,
     ),
+    hostProfile: hostRouting.hostProfile,
+    hostRequestApi: hostRouting.requestApi,
+    hostRouteApplied: hostRouting.routeApplied,
+    hostRouteReason: hostRouting.routeReason,
+    apiSettingsOverride: hostRouting.apiSettingsOverride,
     maxCompletionTokens,
     ...buildStreamDebugSnapshot(streamState),
   });
@@ -1974,7 +2051,11 @@ async function callDedicatedOpenAICompatible(
       "quiet",
       transportMessages,
       signal,
-      jsonMode ? { jsonSchema: createGenericJsonSchema() } : {},
+      {
+        ...(jsonMode ? { jsonSchema: createGenericJsonSchema() } : {}),
+        apiSettingsOverride: hostRouting.apiSettingsOverride,
+        requestScope: hostRouting.requestScope,
+      },
     );
     const normalized = normalizeLLMResponsePayload(payload);
     if (
diff --git a/tests/luker-llm-routing.mjs b/tests/luker-llm-routing.mjs
new file mode 100644
index 0000000..4a327be
--- /dev/null
+++ b/tests/luker-llm-routing.mjs
@@ -0,0 +1,162 @@
+import assert from "node:assert/strict";
+import { createRequire } from "node:module";
+import {
+  installResolveHooks,
+  toDataModuleUrl,
+} from "./helpers/register-hooks-compat.mjs";
+
+const extensionsShimSource = [
+  "export const extension_settings = globalThis.__lukerLlmRoutingExtensionSettings || {};",
+  "export function getContext() {",
+  "  return null;",
+  "}",
+].join("\n");
+const scriptShimSource = [
+  "export function getRequestHeaders() {",
+  "  return { 'Content-Type': 'application/json' };",
+  "}",
+].join("\n");
+const openAiShimSource = [
+  "export const chat_completion_sources = { CUSTOM: 'custom', OPENAI: 'openai' };",
+  "export async function sendOpenAIRequest(...args) {",
+  "  if (typeof globalThis.__lukerLlmRoutingSendOpenAIRequest === 'function') {",
+  "    return await globalThis.__lukerLlmRoutingSendOpenAIRequest(...args);",
+  "  }",
+  "  return { choices: [{ message: { content: '{}' } }] };",
+  "}",
+].join("\n");
+
+installResolveHooks([
+  {
+    specifiers: [
+      "../../../extensions.js",
+      "../../../../extensions.js",
+      "../../../../../extensions.js",
+    ],
+    url: toDataModuleUrl(extensionsShimSource),
+  },
+  {
+    specifiers: [
+      "../../../../script.js",
+      "../../../../../script.js",
+    ],
+    url: toDataModuleUrl(scriptShimSource),
+  },
+  {
+    specifiers: [
+      "../../../openai.js",
+      "../../../../openai.js",
+    ],
+    url: toDataModuleUrl(openAiShimSource),
+  },
+]);
+
+const require = createRequire(import.meta.url);
+const originalRequire = globalThis.require;
+const originalExtensionSettings = globalThis.__lukerLlmRoutingExtensionSettings;
+const originalSendOpenAIRequest = globalThis.__lukerLlmRoutingSendOpenAIRequest;
+const originalLuker = globalThis.Luker;
+
+globalThis.__lukerLlmRoutingExtensionSettings = {
+  st_bme: {},
+};
+globalThis.require = require;
+
+const llm = await import("../llm/llm.js");
+const extensionsApi = await import("../../../../extensions.js");
+
+if (originalRequire === undefined) {
+  delete globalThis.require;
+} else {
+  globalThis.require = originalRequire;
+}
+
+if (originalExtensionSettings === undefined) {
+  delete globalThis.__lukerLlmRoutingExtensionSettings;
+} else {
+  globalThis.__lukerLlmRoutingExtensionSettings = originalExtensionSettings;
+}
+
+let capturedOptions = null;
+let capturedMessages = null;
+
+globalThis.Luker = {
+  getContext() {
+    return {
+      mainApi: "openai",
+      chatCompletionSettings: {
+        chat_completion_source: "openai",
+      },
+      getChatState() {},
+      updateChatState() {},
+      getChatStateBatch() {},
+      resolveChatCompletionRequestProfile() {
+        return {
+          requestApi: "openai",
+          apiSettingsOverride: {
+            chat_completion_source: "openai",
+            reverse_proxy: "https://example-luker-route.test/v1",
+            proxy_password: "sk-luker-route",
+            secret_id: "luker-secret-1",
+          },
+        };
+      },
+    };
+  },
+};
+
+globalThis.__lukerLlmRoutingSendOpenAIRequest = async (
+  type,
+  messages,
+  signal,
+  options = {},
+) => {
+  capturedOptions = { ...(options || {}) };
+  capturedMessages = Array.isArray(messages) ? [...messages] : messages;
+  return {
+    choices: [
+      {
+        message: {
+          content: '{"operations":[]}',
+        },
+      },
+    ],
+  };
+};
+
+extensionsApi.extension_settings.st_bme = {};
+
+try {
+  const result = await llm.callLLMForJSON({
+    systemPrompt: "system",
+    userPrompt: "user",
+    maxRetries: 0,
+    taskType: "extract",
+    requestSource: "test:luker-route",
+  });
+
+  assert.deepEqual(result, { operations: [] });
+  assert.ok(Array.isArray(capturedMessages));
+  assert.equal(capturedMessages.length >= 2, true);
+  assert.equal(capturedOptions?.requestScope, "extension_internal");
+  assert.deepEqual(capturedOptions?.apiSettingsOverride, {
+    chat_completion_source: "openai",
+    reverse_proxy: "https://example-luker-route.test/v1",
+    proxy_password: "sk-luker-route",
+    secret_id: "luker-secret-1",
+  });
+} finally {
+  if (originalSendOpenAIRequest === undefined) {
+    delete globalThis.__lukerLlmRoutingSendOpenAIRequest;
+  } else {
+    globalThis.__lukerLlmRoutingSendOpenAIRequest = originalSendOpenAIRequest;
+  }
+
+  if (originalLuker === undefined) {
+    delete globalThis.Luker;
+  } else {
+    globalThis.Luker = originalLuker;
+  }
+}
+
+console.log("luker-llm-routing tests passed");