diff --git a/apps/server/src/orchestration-v2/Adapters/CodexAdapterV2.ts b/apps/server/src/orchestration-v2/Adapters/CodexAdapterV2.ts
index 9497f536ab019..69fdd59fcb5fd 100644
--- a/apps/server/src/orchestration-v2/Adapters/CodexAdapterV2.ts
+++ b/apps/server/src/orchestration-v2/Adapters/CodexAdapterV2.ts
@@ -1320,6 +1320,7 @@ export const CODEX_THREAD_CONFIG = {
   mcp_optional_startup_grace_ms: 10_000,
 } as const;
 
+// Coder: exported for CodexAdapterV2.test.ts, which checks T3CODE_THREAD_ID without the MCP servers.
 export function codexThreadRuntimeParams(input: {
   readonly threadId: ThreadId | null;
   readonly mcpSession: McpProviderSession.McpProviderSessionConfig | undefined;
diff --git a/apps/web/src/components/pullRequest/PullRequestStackMenu.tsx b/apps/web/src/components/pullRequest/PullRequestStackMenu.tsx
index 8f73c1182aff6..8ed8ba2d8ed33 100644
--- a/apps/web/src/components/pullRequest/PullRequestStackMenu.tsx
+++ b/apps/web/src/components/pullRequest/PullRequestStackMenu.tsx
@@ -159,7 +159,7 @@ export function PullRequestStackMenu({
             }
           />
           <TooltipPopup>
-            View stack !{stack.number}, layer {position} of {stack.layers.length}
+            View stack #{stack.number}, layer {position} of {stack.layers.length}
             {notice ? ` · ${notice}` : null}
           </TooltipPopup>
         </Tooltip>
@@ -249,7 +249,7 @@ export function PullRequestStackMenu({
             </DialogTitle>
             <DialogDescription>
               {confirmation === "merge"
-                ? `Merge !${reference.number} and its unmerged layers below into ${stack.base} using ${mergeMethod}. ${hostLabel} checks their rules before merging or queueing them and rebases the remaining stack after merging.`
+                ? `Merge #${reference.number} and its unmerged layers below into ${stack.base} using ${mergeMethod}. ${hostLabel} checks their rules before merging or queueing them and rebases the remaining stack after merging.`
                 : `Rebase the remote branches from bottom to top onto ${stack.base}. This rewrites branch history and may restart checks. If a layer fails, earlier updates remain.`}
             </DialogDescription>
           </DialogHeader>
diff --git a/docs/internals/coder-only.md b/docs/internals/coder-only.md
index fd9b4bcc53481..ab63618738d7e 100644
--- a/docs/internals/coder-only.md
+++ b/docs/internals/coder-only.md
@@ -1063,7 +1063,7 @@ checks that every name here still exists and that every modified upstream file i
   `AgentScope.test.ts` drops the launcher check (`agentScopeLauncherScript` is cut);
   `GitLabPullRequestCli.legacy.test.ts` expects `DIFF_MAX_OUTPUT_BYTES`; `ProviderReplayFixtures.ts`
   lists only the carried drivers; `CodexAdapterV2.test.ts` expects `T3CODE_THREAD_ID` without
-  the MCP servers; client-runtime's `assets.test.ts` builds the gateway `ConnectionTarget` in
+  the MCP servers (through `codexThreadRuntimeParams`, exported for it); client-runtime's `assets.test.ts` builds the gateway `ConnectionTarget` in
   place of upstream's primary target; `ChatView.logic.test.ts` drops preview annotations,
   `useThreadActions.permissions.test.ts` the mini-player state, `mediaContent.test.ts` the desktop
   media read, and `settingsSearch.test.ts` the browser search row.
diff --git a/knip.jsonc b/knip.jsonc
index 389b6951e60b8..16a4f88130084 100644
--- a/knip.jsonc
+++ b/knip.jsonc
@@ -107,6 +107,7 @@
     "packages/provider-core/src/server/maintenanceResolver.ts": ["exports", "nsExports"],
     "packages/provider-core/src/server/mcpSession.ts": ["exports", "nsExports"],
     "packages/provider-core/src/server/orchestrationInstructions.ts": ["exports", "nsExports"],
+    "packages/provider-core/src/server/runtimeInstructions.ts": ["exports", "nsExports"],
     "packages/provider-core/src/server/snapshotProbe.ts": ["exports", "nsExports"],
     "packages/provider-core/src/server/textGenerationOperations.ts": ["exports", "nsExports"],
     "packages/provider-testing/src/fakeCli.ts": ["exports", "nsExports"],