Evidence · first-party tested

Extracts chart values but does not fully retain the chart's visual trend structure, so data is captured more faithfully than the visualization.

⚠ Struggled🧾 artifact-verifiedTested Jun 20, 2026Extend AI
Output — unretouched
Scanned bar chart of tree mortality by year and treatment.
Scanned bar chart of tree mortality by year and treatment.
Output — unretouched
Parsed text description of a grouped bar chart.
Parsed text description of a grouped bar chart.
The observation

Extracts chart values but does not fully retain the chart's visual trend structure, so data is captured more faithfully than the visualization.

Criterion: Visual Content Retention · Scenario: Scanned Research Paper (group: scanned-research-paper)
Query this
get_evidence({
  tool: "extend-ai",
  scenario: "scanned-research-paper"
})
MCP · mcp.aidemos.com/api/mcp
Free with attribution.
Real outputs, no retouching · every cell queryable via API & MCP · aidemos.com