Modelslatest1 month ago
Anthropic launches Claude Sonnet 5 for coding and agent workflows
Anthropic launched Claude Sonnet 5 on 30 June, positioning it for coding, agents and professional work at scale. The release arrived alongside Claude Science and the restoration of Fable 5 and Mythos 5 access on 1 July.
Anthropic · AI Meridian research desk ·
Research snapshot verified 29 July 2026. News is independently written from cited primary and scholarly sources; provider claims remain attributed.
Key points
- Anthropic describes Sonnet 5 as a scale-oriented model for coding and agents.
- Claude Science launched as an auditable scientific workbench.
- Fable 5 and Mythos 5 access was restored globally on 1 July after a temporary suspension.
Why it matters
The release connects frontier models to specialised workbenches and operational agent use.
Possible impact
Teams gain more capable automation options but need controls around long-running actions, review and provenance.
Evidence record
- Event or publication date — 30 June 2026
- Geography — United States; organisation — Anthropic
- Verified 2026-07-29 · official claim cross checked · confidence 94%