Add eval_visualization_page optional field to ScoreEntry schema

[neubig]

Summary

This PR adds eval_visualization_page as an optional string field to the ScoreEntry schema for scores.json files.

Changes

• Added eval_visualization_page: Optional[str] field to the ScoreEntry class in scripts/validate_schema.py
• Field is optional (defaults to None) and described as "URL to the evaluation visualization page"

Example usage

After this change, score entries can optionally include:

{
  "benchmark": "swe-bench",
  "score": 74.2,
  "metric": "accuracy",
  "cost_per_instance": 1.19,
  "average_runtime": 534.0,
  "full_archive": "https://results.eval.all-hands.dev/...",
  "tags": ["swe-bench"],
  "agent_version": "v1.8.3",
  "submission_time": "2026-01-26T16:02:48.428351+00:00",
  "eval_visualization_page": "https://laminar.sh/shared/evals/..."
}

Validation

• ✅ All 66 existing tests pass
• ✅ Schema validation passes for all 28 existing result files
• ✅ Backwards compatible (existing files without the field remain valid)

@neubig can click here to continue refining the PR

[github-actions]

📊 Progress Report

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OpenHands Index Results - Progress Report
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Target: Complete all model × benchmark pairs
  11 models × 5 benchmarks = 55 pairs
  (each pair requires all 3 metrics: score, cost_per_instance, average_runtime)

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OVERALL PROGRESS: ⬛⬛⬛⬛⬛⬛⬛⬛⬛⬛⬛ 100.0%
  Complete: 55 / 55 pairs
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✅ Schema Validation

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Schema Validation Report
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Results directory: /home/runner/work/openhands-index-results/openhands-index-results/results
Files validated: 28
  Passed: 28
  Failed: 0

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VALIDATION PASSED
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This report measures progress towards the 3D array goal (benchmarks × models × metrics) as described in #2.