Compare · ModelsLive · 2 picked · head to head
Claude Sonnet 4 vs GPT-4o
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
Claude Sonnet 4 wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · Claude Sonnet 4 · GPT-4o are still filling in scores.
Hype vs Reality
Attention vs performance
Claude Sonnet 4
#115 by perf·no signal
GPT-4o
no bench·#7 by attention
Vendor risk
Who is behind the model
Anthropic
$380.0B·Tier 1
OpenAI
$840.0B·Tier 1
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| Claude Sonnet 4 | $3.00 | $15.00 | 1.0M tokens (~500 books) | $60.00 |
| GPT-4o | $2.50 | $10.00 | 128K tokens (~64 books) | $43.75 |