{"version":"2.1.66","anchor":"sibling-tool-call-error-handling","canonical_anchor":"sibling-tool-call-error-handling","heading":"Sibling Tool Call Error Handling","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.66\/e\/sibling-tool-call-error-handling","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.66","markdown":"### Sibling Tool Call Error Handling\n\nWhen multiple tools run in parallel and one fails, the remaining sibling tool calls now receive a clean error message (`\"Sibling tool call errored\"`) instead of hanging or producing ambiguous results. This improves reliability when using parallel tool execution.\n\n**Evidence**\n\nParallel tool error handling (search for `\"Sibling tool call errored\"`)"}