LaunchAI ModelsJune 30, 2026
Anthropic launches Claude Sonnet 5
Claude Sonnet 5 features a 1M-token context window and introductory pricing of $2/$10 per million tokens through August 31. It approaches Opus 4.8 performance at lower cost, and is available across all plans, in Claude Code, and on platforms like AWS and Perplexity.
15 sources
Introducing Claude Sonnet 5 on AWS: Anthropic’s most capable Sonnet modelaws.amazon.com
2.1.201code.claude.com
v2.1.201github.com
Introducing Claude Sonnet 5anthropic.com
Introducing Claude Sonnet 5, our most agentic Sonnet yet. It makes plans, uses tools like browsers...x.com
The Once And Future Fable #5thezvi.substack.com
[AINews] Sonnet 5 today, and Fable 5 tomorrowlatent.space
What's new in Claude Sonnet 5simonwillison.net
Notes (and a Pelican) on Claude Sonnet 5 - the new tokenizer makes it ~1.4x more expensive for Engli...bsky.app
Claude Sonnet 5 now available on Vercel AI Gatewayvercel.com
Anthropic launches Claude Sonnet 5 at a steep discount to its top model as the company races toward a blockbuster IPOventurebeat.com