Computer use is 45x more expensive than a structured API
·2026.05.06 22:36
Key point
For the same task, the computer use approach was 45 times more expensive than the structured API.
Details
The same admin panel task was compared using two approaches.
- vision agent looked at screenshots and clicked to operate the UI directly.
- API agent called the same application handler via a structured response.
- Since the comparison variable was essentially only the interface method, the cost difference became clearer.
With the default prompt, the API agent handled the task with 8 calls. This comparison shows that computer use can be 45 times more expensive than a structured API.
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