Claude Sonnet 4.5
Anthropic
GPT-5
OpenAI
| Attribute | Claude Sonnet 4.5 | GPT-5 |
|---|---|---|
| Vendor | Anthropic | OpenAI |
| Category | LLM | LLM |
| License | Closed | Closed |
| IQ score | 1421 | 1418 |
| Speed (tok/s) | 78 | 92 |
| Price / 1M | $3 | $5 |
| Context | 200K | 400K |
| Rating | ★ 4.9 | ★ 4.85 |
| Coding | 98 | 92 |
| Creativity | 88 | 92 |
| Accuracy | 94 | 91 |
| Research | 92 | 90 |