Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
Specifications
| Provider | Anthropic |
|---|---|
| Intelligence Index | Not yet benchmarked |
| Context window | 200,000 tokens (200K) |
| Input price | $3 / 1M tokens |
| Output price | $15 / 1M tokens |
| Input modalities | image, text, file |
| Output modalities | text |
| Model ID | anthropic/claude-sonnet-4 |
Pricing is per 1M tokens, indicative pricing via OpenRouter (updated 2026-10-05); a provider's own list price may differ. Intelligence Index via Artificial Analysis.
Frequently asked questions
How much does Claude Sonnet 4 cost?
Indicative pricing (via OpenRouter, updated 2026-10-05) is $3 per 1M input tokens and $15 per 1M output tokens. A provider's own list price may differ. On Vincony, Claude Sonnet 4 is available on credit-based pricing alongside 750+ other models.
What is Claude Sonnet 4's context window?
Claude Sonnet 4 supports a context window of up to 200,000 tokens (200K), which is how much text it can consider at once.
Who makes Claude Sonnet 4?
Claude Sonnet 4 is built by Anthropic. You can access it — and compare it against other providers' models — through Vincony's multi-model platform.
How do I use Claude Sonnet 4?
You can use Claude Sonnet 4 directly through Anthropic, or via Vincony, which aggregates 750+ models (including Claude Sonnet 4) into one interface with side-by-side comparison and credit-based pricing.