Breaking

Higgsfield Tests Claude Opus 5.5 and GPT-6 Astra on Mouse-Driven Mona Lisa Drawing

September 22, 2026 at 13:42 EDT

Foundation Models
AI Agents

Higgsfield AI published an informal computer-use comparison in which Claude Opus 5.5 and GPT-6 Astra were asked to recreate the Mona Lisa in Paintbrush using only black strokes while controlling a mouse and keyboard. GPT-6 Astra finished the task in 5 minutes 26 seconds, while Claude Opus 5.5 took 11 minutes 42 seconds at an estimated cost of $1.66.

Sep. 22, 2026 · Higgsfield AI

Two AI agents try the Mona Lisa by mouse

Claude Opus 5.5 and GPT-6 Astra were asked to draw in Paintbrush with black strokes only. The result was a compact test of speed, cost and practical computer control.

Elapsed time, drawn to scale

11m 42s

Claude Opus 5.5

5m 26s

GPT-6 Astra

GPT-6 Astra finished this task in less than half the elapsed time reported for Claude Opus 5.5.

$1.66

Estimated Claude Opus 5.5 run cost

40%

Lower typical Opus 5.5 workload cost vs Opus 5

30%+

Faster output generation than Opus 5

What it shows

Frontier models can now operate visual software directly enough to produce recognizable creative output from a broad instruction.

What it does not prove

A single art task is not a formal benchmark; harness design, latency, prompting and scoring can all change the outcome.

Continue reading

The rest of this article is for AI News Blitz readers. Choose an option below to keep reading.