ComponentBench / results /layer2_samples /data_table_paginated-antd-T01_observation.json
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add per-model summary + results JSONL (no trajectory archives)
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{
"schema_version": "layer2_task_v1",
"task_id": "data_table_paginated-antd-T01",
"canonical_type": "data_table_paginated",
"family_id": "structured_data",
"library": "antd",
"coverage": {
"human_available": true,
"human_visual_available": true,
"realized_available": true,
"agent_run_count": 4,
"available_run_uids": [
"gemini__gemini-3.1-flash-lite__browsergym__ax_tree",
"gemini__gemini-3.1-flash-lite__browsergym__som",
"gemini__gemini-3.1-flash-lite__browsergym__pixel",
"gemini__gemini-3.1-flash-lite__browser_use__browser_use"
]
},
"task_level_judgment": {
"overall_diagnostic_value": "high",
"benchmark_issue_suspected": false,
"benchmark_issue_note": "The human solved it in one click, replay succeeded, and two agent modes also succeeded, so the task itself looks stable; the split is explained by modality-specific acquisition and verification behavior.",
"cross_run_summary": "This is an intended-easy pagination task that cleanly separates modalities. The human and the browsergym ax_tree run both completed in one click, and browser_use also succeeded after initial navigation/loading. In contrast, the SOM and pixel runs appear to click an adjacent pagination number, landing on rows A-1011 to A-1020 rather than the page-3 rows A-1021 to A-1030, then incorrectly declare success and terminate.",
"primary_task_story": "The task is diagnostically strong because the required action is trivial in concept but the target is a small numeral in a dense pagination strip. That makes semantic access modes robust while vision-grounded modes are exposed: a near-miss lands on a plausible neighboring page, and the table still looks reasonable enough that agents can falsely believe they completed the task.",
"keep_revise_expand_retire_hint": "keep",
"keep_revise_reason": "Keep this task because it is short, stable, and reveals a meaningful failure pattern: adjacent-target misgrounding combined with weak post-action verification on visually similar table states.",
"confidence": "high",
"uncertainty_note": "The main uncertainty is the exact clicked numeral in the failed visual runs, but the contact sheets clearly show the resulting table content is page 2 rather than page 3."
},
"cross_run_analysis": {
"dominant_failure_family": "grounding",
"secondary_failure_families": [
"recovery_state_tracking"
],
"likely_grounding_limited": true,
"likely_skill_fixable": true,
"likely_recovery_limited": true,
"why": "The dominant pattern is adjacent-target misselection on the pagination strip. Both failed visual runs execute one click and then show page-2 content (A-1011 to A-1020) instead of page-3 content (A-1021 to A-1030), indicating the agent targeted the wrong small page button. A secondary issue is verification: after the wrong transition, both agents claim they reached page 3 and terminate without checking the table rows or waiting for the success trigger. The success of ax_tree and browser_use supports the view that the task semantics are simple and that the main difficulty is precise acquisition of the correct small numeric control.",
"evidence_run_uids": [
"gemini__gemini-3.1-flash-lite__browsergym__som",
"gemini__gemini-3.1-flash-lite__browsergym__pixel",
"gemini__gemini-3.1-flash-lite__browsergym__ax_tree",
"gemini__gemini-3.1-flash-lite__browser_use__browser_use"
],
"evidence_step_refs": [
"gemini__gemini-3.1-flash-lite__browsergym__som:0",
"gemini__gemini-3.1-flash-lite__browsergym__som:1",
"gemini__gemini-3.1-flash-lite__browsergym__pixel:0",
"gemini__gemini-3.1-flash-lite__browsergym__pixel:1",
"gemini__gemini-3.1-flash-lite__browsergym__ax_tree:0",
"gemini__gemini-3.1-flash-lite__browser_use__browser_use:2"
]
},
"run_observations": [
{
"run_uid": "gemini__gemini-3.1-flash-lite__browsergym__ax_tree",
"model_family": "gemini",
"model_name": "gemini-3.1-flash-lite",
"framework": "browsergym",
"mode": "ax_tree",
"success": true,
"primary_failure_family": "none",
"secondary_failure_tags": [],
"human_vs_agent_difference": "The agent matched the human's one-step strategy, but selected the target through an accessibility-node click rather than a coordinate click on the visible paginator.",
"failure_or_success_narrative": "The run succeeds cleanly in one action. Step 0 clicks AX node 144, and the contact sheet shows the green completion banner with page-3 rows A-1021 to A-1030. This indicates the accessibility representation exposed the paginator item clearly enough to avoid adjacent-page confusion.",
"repair_suggestion": "No repair needed for this mode; its semantic grounding is already sufficient for this task.",
"is_skill_fixable": false,
"is_grounding_limited": false,
"is_benchmark_issue": false,
"first_divergence_human_step": null,
"first_divergence_agent_step": null,
"evidence_step_ids": [
0
],
"evidence_image_paths": [
"Image #2"
],
"confidence": "high",
"uncertainty_note": ""
},
{
"run_uid": "gemini__gemini-3.1-flash-lite__browsergym__som",
"model_family": "gemini",
"model_name": "gemini-3.1-flash-lite",
"framework": "browsergym",
"mode": "som",
"success": false,
"primary_failure_family": "grounding",
"secondary_failure_tags": [
"small_target",
"failed_to_confirm",
"premature_terminate"
],
"human_vs_agent_difference": "The human clicked page 3 and immediately finished, while this run appears to click an adjacent page control, lands on page 2 content, then asserts success anyway.",
"failure_or_success_narrative": "Step 0 performs a click on the pagination area, but the contact sheet then shows rows A-1011 to A-1020, which corresponds to page 2 rather than page 3. At step 1 the agent tells the user it has navigated to page 3, and at step 2 it terminates with report_infeasible('DONE') despite the missing success banner and wrong table content. The failure is primarily a near-target pagination misclick, compounded by not verifying the resulting state.",
"repair_suggestion": "Improve paginator grounding for tightly packed numeric buttons and require a post-click check against either the active page indicator, the row IDs, or the success banner before terminating.",
"is_skill_fixable": true,
"is_grounding_limited": true,
"is_benchmark_issue": false,
"first_divergence_human_step": 0,
"first_divergence_agent_step": 1,
"evidence_step_ids": [
0,
1,
2
],
"evidence_image_paths": [
"Image #3"
],
"confidence": "high",
"uncertainty_note": "The exact clicked numeral is not textually shown, but the resulting row range clearly indicates page 2 rather than page 3."
},
{
"run_uid": "gemini__gemini-3.1-flash-lite__browsergym__pixel",
"model_family": "gemini",
"model_name": "gemini-3.1-flash-lite",
"framework": "browsergym",
"mode": "pixel",
"success": false,
"primary_failure_family": "grounding",
"secondary_failure_tags": [
"small_target",
"failed_to_confirm",
"premature_terminate"
],
"human_vs_agent_difference": "Unlike the human's single correct page-3 click, this run uses a raw coordinate click that appears to hit the neighboring page control and then incorrectly concludes the task is complete.",
"failure_or_success_narrative": "Step 0 clicks pixel coordinates (819, 684) on the pagination strip. The subsequent screenshots show rows A-1011 to A-1020, again indicating page 2 rather than the requested page 3. The agent then sends a success message and reports DONE without observing that the auto-complete banner never appeared. This is a direct visual-grounding miss on a small adjacent target, followed by weak state verification.",
"repair_suggestion": "Use tighter visual disambiguation for adjacent pagination numbers and add an explicit confirmation step that checks the active page or row range before task completion.",
"is_skill_fixable": true,
"is_grounding_limited": true,
"is_benchmark_issue": false,
"first_divergence_human_step": 0,
"first_divergence_agent_step": 1,
"evidence_step_ids": [
0,
1,
2
],
"evidence_image_paths": [
"Image #4"
],
"confidence": "high",
"uncertainty_note": "The coordinates are shown, but the exact numeral hit is inferred from the resulting page-2 row IDs."
},
{
"run_uid": "gemini__gemini-3.1-flash-lite__browser_use__browser_use",
"model_family": "gemini",
"model_name": "gemini-3.1-flash-lite",
"framework": "browser_use",
"mode": "browser_use",
"success": true,
"primary_failure_family": "none",
"secondary_failure_tags": [],
"human_vs_agent_difference": "The agent took a longer route than the human, adding navigation and a load wait before the decisive click, but it still reached the correct page and triggered success.",
"failure_or_success_narrative": "This run succeeds after some setup overhead. It first navigates to the task URL, waits for the initially blank page to load, and then clicks a DOM-indexed element in the pagination controls. The contact sheet shows the green completion banner and page-3 rows A-1021 to A-1030 after the click. The extra steps reflect framework mechanics rather than task misunderstanding.",
"repair_suggestion": "No repair is required for correctness; only startup efficiency could be improved.",
"is_skill_fixable": false,
"is_grounding_limited": false,
"is_benchmark_issue": false,
"first_divergence_human_step": 0,
"first_divergence_agent_step": 0,
"evidence_step_ids": [
0,
1,
2,
3
],
"evidence_image_paths": [
"Image #1"
],
"confidence": "high",
"uncertainty_note": "The final done message text is slightly misleading, but the visual success state is clear."
}
],
"interesting_observation": "The failed visual runs do not fail randomly; they transition to a coherent but wrong nearby state that still looks task-relevant, which makes this tiny paginator a good probe of both fine-grained grounding and post-action verification.",
"paper_useful_quote": "In this Ant Design pagination task, semantic access modes completed reliably, while purely visual modes often clicked an adjacent page number and then falsely reported success because the resulting table state looked plausible."
}