# Claude Sonnet 4.6

**Provider:** anthropic
**Released:** 2026-02-17
**License:** proprietary
**Context window:** 1,000,000 tokens
**Modalities:** text, vision

**Pricing** (as of 2026-05-09):
- Input: $3/M tokens
- Output: $15/M tokens

## Timeline
- 2026-02-17 — **released** — Claude Sonnet 4.6 released — best combination of speed and intelligence with 1M-token context. ([source](https://www.anthropic.com/news/claude-sonnet-4-6))

## Sources
- https://platform.claude.com/docs/en/docs/about-claude/models/overview
- https://www.anthropic.com/news/claude-sonnet-4-6