JUN 30, 2026 · LAUNCH
Claude Sonnet 5 launches
Claude
Personal Assistant · Anthropic · Freemium
Anthropic's new Sonnet delivers frontier performance across coding, agents, and professional work at scale.
Signal context
ANTHROPIC.COMClaude · Chronicle
7SEP 01, 2026
SEP 01, 2026
AUG 27, 2026
JUL 24, 2026
JUN 30, 2026
LaunchClaude Sonnet 5 launches
JUN 16, 2026
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Field notes
FAQWhat did Claude announce on JUN 30, 2026?
Anthropic's new Sonnet delivers frontier performance across coding, agents, and professional work at scale.
What is Claude?
Claude pairs frontier reasoning with a careful, direct style — strong at writing, analysis, and code, with deep integrations across everyday work tools.
Where is the official source for this announcement?
It was published by Anthropic on JUN 30, 2026 via anthropic.com, the company's official channel. AgentMaps cites the primary source for every charted signal.