Anthropic Claude Update Version Claude Sonnet 4.6

Claude Sonnet 4.6 launched on February 17, 2026 with broad capability upgrades across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. It also adds a 1M token context window in beta.

• Most capable Sonnet model yet, with upgraded skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design.
• 1M token context window in beta.

• Release date is February 17, 2026.
• The 1M token context window is in beta.

Product Information

Vendor: Anthropic

Product: Claude

Product type: Other

Application category: Business

Platform: Web

Version: Claude Sonnet 4.6

Vendor release date: Feb 17, 2026

Published on updatealert.io: Jun 3, 2026

Description: AI assistant for drafting, analysis, coding, and enterprise workflows.