Compare
2–4 model comparison. Best-in-row is highlighted.
GPT-5.5
OpenAI · openai__gpt-5.5
Claude Sonnet 4.6
Anthropic · anthropic__claude-sonnet-4.6
Identity
| Field | openai__gpt-5.5 | anthropic__claude-sonnet-4.6 |
|---|---|---|
| Provider | OpenAI | Anthropic |
| Slug | openai__gpt-5.5 | anthropic__claude-sonnet-4.6 |
| Status | live | live |
| Open weights | No | No |
| License | — | — |
| HuggingFace | — | — |
Quality
| Field | openai__gpt-5.5 | anthropic__claude-sonnet-4.6 |
|---|---|---|
| Quality index (0–100) | 93.7 | 96.2 |
Cost
| Field | openai__gpt-5.5 | anthropic__claude-sonnet-4.6 |
|---|---|---|
| Input $ / 1M tokens | $5.00 | $3.00 |
| Cached input $ / 1M | $0.50 | $0.30 |
| Output $ / 1M tokens | $30.00 | $15.00 |
Context
| Field | openai__gpt-5.5 | anthropic__claude-sonnet-4.6 |
|---|---|---|
| Max context tokens | 1,050,000 | 1,000,000 |
| Max output tokens | 128,000 | 128,000 |
Modalities
| Field | openai__gpt-5.5 | anthropic__claude-sonnet-4.6 |
|---|---|---|
| Input | file, image, text | text, image, file |
| Output | text | text |