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output-workflow-trace-file

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Read and render the output of a local Output SDK workflow trace file as clean readable markdown. Use when the user wants to view what a recent workflow produced, see the result from a local trace file, or render trace output as a document.

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Source SKILL.md: https://github.com/growthxai/output/blob/HEAD/coding_assistants/claude/plugins/outputai/skills/output-workflow-trace-file/SKILL.md

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Show just the final output of an Output.ai workflow trace — the actual result, rendered as readable markdown.

The argument the user provided is either a workflow name (e.g. context_competitors) or a workflow run ID. If no argument is provided, use the most recent trace across all workflows.

Instructions

  1. Find the trace JSON file:

    • Trace files live in logs/runs/<workflow_name>/ as JSON files
    • Filenames follow the pattern: <timestamp>_<workflow_id>.json
    • If a workflow name is given, find the latest .json file in logs/runs/<workflow_name>/
    • If a run ID is given, search across all logs/runs/*/ folders for a file containing that ID in its filename
    • If no argument, find the most recently modified .json file across all logs/runs/*/ folders

  2. Extract the output from the trace file. You only need output.output from the JSON root — skip children and input.

    Strategy for large files (trace files can be 10k+ lines):

    • First, try jq '.output.output' <file> to extract directly — this is the fastest path
    • If jq is not available: read the last 500 lines of the file (the output field is at the root level, near the end of the JSON). Work backwards in chunks if needed
    • Do NOT read the entire file from the top — the children array with step details can be thousands of lines and you don't need any of it

  3. Save a markdown file to tmp/trace_result_<workflow_name>_<id>.md (create the tmp/ directory if it doesn't exist) with:

    Header (brief)

    • One line: workflow name, ID, duration

    Result

    Render output.output as clean, readable markdown:

    • String fields that contain markdown → render directly
    • Arrays of objects → render each as a sub-section with key fields
    • Arrays of strings → numbered lists
    • Nested objects → sub-sections with key-value pairs
    • URLs → render as links
    • Long text excerpts → render as blockquotes

    The goal is a document you'd want to READ, not debug. Make it look good.

  4. Tell the user the saved file path.

Important

  • This is a RESULT view — render for readability, not debugging
  • Do NOT include step details, inputs/outputs, or timing per step
  • Do NOT wrap things in JSON code blocks — this should read like a document
  • Include the full output without truncation