Evidence · first-party tested

Adds a caption element for chart extraction, turning the chart into structured text while keeping the numeric relationships legible.

✓ Worked🧾 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 output for the tree-mortality chart.
Parsed text output for the tree-mortality chart.
The observation

Adds a caption element for chart extraction, turning the chart into structured text while keeping the numeric relationships legible.

Criterion: Advanced Features (Bonus) · 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.
Same input, other tools
Landing AI ✓ WorkedLlamaParse ✓ WorkedMistral AI ✗ FailedNutrient.io ✓ WorkedUpstage AI ✗ Failed
Real outputs, no retouching · every cell queryable via API & MCP · aidemos.com