Anthropic releases Claude Sonnet 5
The release of Claude Sonnet 5 from Anthropic was recorded on 8 Sep 2026. The context window is 1,000,000 tokens. The maximum output is 128,000 tokens. Pricing is $2.00 per million input tokens and $10.00 per million output tokens. 13 evidence links.
Facts as of
- Context window
- 1,000,000
- Input · USD / 1M tokens
- $2.00
- Output · USD / 1M tokens
- $10.00
- Max output
- 128,000
- Input
- text · image
- Output
- text
- Cached input · USD / 1M tokens
- $0.20
Alex's take
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Evidence links 13
- DesignArena · gamedevevidence linkdesignarena.ai
- DesignArena · uicomponentevidence linkdesignarena.ai
- DesignArena · uicomponentevidence linkdesignarena.ai
- Arena · leaderboardsevidence linkanthropic.com
- models.dev · catalogueevidence linkmodels.dev
- TrueFoundry · Azure catalogueevidence linkgithub.com
- TrueFoundry · Azure catalogueevidence linkgithub.com
- OpenCode · discoveryevidence linkopencode.ai
- Claude Docsevidence linkplatform.claude.com
- Arenaevidence linkarena.ai
- Artificial Analysis · benchmarksevidence linkartificialanalysis.ai
- Vercel AI Gatewayevidence linkvercel.com
- models.dev · catalogueevidence linkmodels.dev
Related signals
AnthropicSightingClaude Haiku 5.5 (Max, Default Fallback) enters at 43.4 on the Intelligence Index
Confirmed19 evidence links