diff --git a/src/agents/embedded-agent-runner/tool-result-truncation.ts b/src/agents/embedded-agent-runner/tool-result-truncation.ts
index 11bb114f693..09cb37102e9 100644
--- a/src/agents/embedded-agent-runner/tool-result-truncation.ts
+++ b/src/agents/embedded-agent-runner/tool-result-truncation.ts
@@ -67,7 +67,6 @@ const DEFAULT_SUFFIX = (truncatedChars: number) =>
   formatContextLimitTruncationNotice(truncatedChars);
 const COMPACT_RECOVERY_SUFFIX = (truncatedChars: number) =>
   `[... ${Math.max(1, Math.floor(truncatedChars))} chars truncated; narrow args]`;
-export const MIN_TRUNCATED_TEXT_CHARS = MIN_KEEP_CHARS + DEFAULT_SUFFIX(1).length;
 
 function resolveSuffixFactory(
   suffix: ToolResultTruncationOptions["suffix"],