Chart tasks
Chartographyno tools
The same chart-centred test with no tools: the AI has to read each chart unaided. Scores run far lower than the with-tools version, so read the two as separate tests. Higher is better.
Rankings
Higher is better#173.4%
Claude Fable 5.2
272.5%
Gemini 4 Carbon
371.6%
Gemini 4 Argon
471%
GPT-6 Astra
566.6%
Gemini 4 Hydrogen
664.4%
Claude Opus 5.5
761.6%
Claude Sonnet 5.5
846.4%
Claude Haiku 5.5
944.8%
Claude Fable 5.1
1036.6%
Claude Fable 5
1136%
Claude Mythos 5
1229.6%
Claude Opus 5
1317%
Claude Opus 4.8
1415.6%
Claude Sonnet 5
156.4%
Claude Haiku 4.5
Chartography — frequently asked questions
The same chart-centred test with no tools: the AI has to read each chart unaided. Scores run far lower than the with-tools version, so read the two as separate tests. Higher is better.