diff --git a/src/session/runtime-core-import.test.ts b/src/session/runtime-core-import.test.ts
index c6d195782..05a0b747b 100644
--- a/src/session/runtime-core-import.test.ts
+++ b/src/session/runtime-core-import.test.ts
@@ -62,3 +62,13 @@ test(
   },
   { timeout: 60_000 },
 );
+
+test(
+  "importing reactor-authorize does not evaluate inference-events",
+  () => {
+    const result = importUnderProbe("./src/permission/reactor-authorize.ts");
+    expect(result.stderr).not.toContain("evaluated-inference-events");
+    expect(result.status).toBe(0);
+  },
+  { timeout: 60_000 },
+);
diff --git a/src/subagent/provider-family.ts b/src/subagent/provider-family.ts
index 7fa687215..0f30a49e2 100644
--- a/src/subagent/provider-family.ts
+++ b/src/subagent/provider-family.ts
@@ -1,8 +1,22 @@
-import { GROK_RESPONSES_PROVIDER } from "../provider/grok-responses.js";
-import { isXaiProviderName } from "../config/xai-providers.js";
-import { isCodexProviderName } from "../config/codex-providers.js";
 import { isDeepSeekModel } from "../provider/deepseek-v4-effort.js";
 
+/** Wire id for the Grok Responses adapter. Duplicated in grok-responses.ts so
+ * this module does not load @corbits/openai-responses at reactor boot. */
+const GROK_RESPONSES_PROVIDER = "grok-responses";
+
+/** Prefixes owned by config/xai-providers.ts and config/codex-providers.ts.
+ * Inlined so a name check does not evaluate those modules' provider barrels. */
+const XAI_PROVIDER_PREFIX = "xai/";
+const CODEX_PROVIDER_PREFIX = "codex/";
+
+function isXaiProviderName(name: string): boolean {
+  return name.startsWith(XAI_PROVIDER_PREFIX);
+}
+
+function isCodexProviderName(name: string): boolean {
+  return name.startsWith(CODEX_PROVIDER_PREFIX);
+}
+
 /** True when the leaf inference path is xAI / Grok. For small prompt
  * residuals only. */
 export function isXaiGrokLeafProvider(input: {