This tracker is refreshed weekly and normalises model pricing into a
single builder-centric lens: what does a typical SaaS build cost today?
Current snapshot
Model
Input / 1M
Output / 1M
Std build cost
Claude 3.5 Sonnet
$3
$15
$190
GPT-4o
$5
$15
$240
Gemini Pro
$3.5
$10.5
$170
How to use this data
Combine model pricing with your retry multiplier. If your architecture
causes 2-3 regeneration loops, total cost can double or triple.
Architecture compression is usually a bigger
lever than model switching.