diff --git a/extensions/codex/src/app-server/session-binding.ts b/extensions/codex/src/app-server/session-binding.ts
index ce33d4d54882..d5e62fd6b2ca 100644
--- a/extensions/codex/src/app-server/session-binding.ts
+++ b/extensions/codex/src/app-server/session-binding.ts
@@ -1580,13 +1580,4 @@ export function normalizeCodexAppServerBindingModelProvider(params: {
   return modelProvider;
 }
 
-/** Restores the sole provider intentionally omitted from canonical binding rows. */
-export function resolveCodexAppServerBindingModelProvider(
-  params: CodexAppServerAuthProfileLookup & { modelProvider?: string },
-): string | undefined {
-  return (
-    params.modelProvider?.trim() ||
-    (isCodexAppServerNativeAuthProfile(params) ? PUBLIC_OPENAI_MODEL_PROVIDER : undefined)
-  );
-}
 /* oxlint-disable max-lines -- TODO: split this grandfathered oversized file. */
diff --git a/extensions/feishu/api.ts b/extensions/feishu/api.ts
index 59f6d52f7e28..438d8eeb45a1 100644
--- a/extensions/feishu/api.ts
+++ b/extensions/feishu/api.ts
@@ -29,5 +29,3 @@ export {
 } from "./src/thread-bindings.js";
 export { testing as feishuThreadBindingTesting } from "./src/thread-bindings.js";
 export { createClackPrompter } from "openclaw/plugin-sdk/setup-runtime";
-
-export const feishuSessionBindingAdapterChannels = ["feishu"] as const;
diff --git a/extensions/matrix/api.ts b/extensions/matrix/api.ts
index 683d3b4fc2c3..c7a89ab4e362 100644
--- a/extensions/matrix/api.ts
+++ b/extensions/matrix/api.ts
@@ -33,5 +33,3 @@ export {
   setMatrixThreadBindingMaxAgeBySessionKey,
 } from "./src/matrix/thread-bindings-shared.js";
 export { matrixOnboardingAdapter as matrixSetupWizard } from "./src/onboarding.js";
-
-export const matrixSessionBindingAdapterChannels = ["matrix"] as const;
diff --git a/extensions/openai/api.ts b/extensions/openai/api.ts
index 366b04a0744e..b3dd4093cc04 100644
--- a/extensions/openai/api.ts
+++ b/extensions/openai/api.ts
@@ -14,6 +14,6 @@ export { openaiMediaUnderstandingProvider } from "./media-understanding-provider
 export { buildOpenAICodexProvider } from "./openai-chatgpt-catalog.js";
 export { loginOpenAICodexOAuth } from "./openai-chatgpt-oauth.runtime.js";
 export { refreshOpenAICodexToken } from "./openai-chatgpt-provider.runtime.js";
-export { buildOpenAICodexProviderPlugin, buildOpenAIProvider } from "./openai-provider.js";
+export { buildOpenAIProvider } from "./openai-provider.js";
 export { buildOpenAIRealtimeTranscriptionProvider } from "./realtime-transcription-provider.js";
 export { buildOpenAIRealtimeVoiceProvider } from "./realtime-voice-provider.js";
diff --git a/extensions/openai/openai-provider.test.ts b/extensions/openai/openai-provider.test.ts
index 9a20fce96ab6..c9842081768a 100644
--- a/extensions/openai/openai-provider.test.ts
+++ b/extensions/openai/openai-provider.test.ts
@@ -1135,14 +1135,6 @@ describe("buildOpenAIProvider", () => {
     expect(release).toHaveBeenCalledOnce();
   });
 
-  it("keeps the deprecated Codex provider builder on the public API barrel", async () => {
-    const { buildOpenAICodexProviderPlugin } = await import("./api.js");
-    const provider = buildOpenAICodexProviderPlugin();
-
-    expect(provider.id).toBe("openai");
-    expect(provider.hookAliases).toEqual(["azure-openai", "azure-openai-responses"]);
-  });
-
   it.each(["gpt-5.5", "gpt-5.6-sol", "gpt-5.6-terra", "gpt-5.6-luna"])(
     "prefers auth-aware Codex runtime metadata for %s over static OpenAI catalog rows",
     (modelId) => {
diff --git a/extensions/openai/openai-provider.ts b/extensions/openai/openai-provider.ts
index 5f29b624182f..b2b8367e24ef 100644
--- a/extensions/openai/openai-provider.ts
+++ b/extensions/openai/openai-provider.ts
@@ -579,7 +579,7 @@ async function buildOpenAICodexLiveProviderConfig(params: {
       fetchGuard: params.fetchGuard,
       signal: params.signal,
       ttlMs: OPENAI_CODEX_MODELS_CACHE_TTL_MS,
-      auditContext: "openai-codex-model-discovery",
+      auditContext: "openai-model-discovery",
       readRows: readCodexModelRows,
       buildRequestHeaders: ({ discoveryApiKey }) => ({
         Accept: "application/json",
@@ -1127,8 +1127,4 @@ export function buildOpenAIProvider(): ProviderPlugin {
   };
 }
 
-/** @deprecated Use buildOpenAIProvider; OpenAI Codex is now an OpenAI auth/transport mode. */
-export function buildOpenAICodexProviderPlugin(): ProviderPlugin {
-  return buildOpenAIProvider();
-}
 /* oxlint-disable max-lines -- TODO: split this grandfathered oversized file. */
diff --git a/extensions/opencode-go/provider-policy-api.ts b/extensions/opencode-go/provider-policy-api.ts
index fff6f01d4498..1dec98abdfd8 100644
--- a/extensions/opencode-go/provider-policy-api.ts
+++ b/extensions/opencode-go/provider-policy-api.ts
@@ -48,11 +48,6 @@ function resolveEffortThinkingProfile(
   return { levels, defaultLevel };
 }
 
-export function isOpencodeGoDeepSeekV4ModelId(modelId: unknown): boolean {
-  const normalized = typeof modelId === "string" ? modelId.trim().toLowerCase() : "";
-  return normalized === "deepseek-v4-flash" || normalized === "deepseek-v4-pro";
-}
-
 export function isOpencodeGoFixedAnthropicReasoningModelId(modelId: unknown): boolean {
   return (
     typeof modelId === "string" &&