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Wire · technology

Claude Sonnet 5.5 in GitHub Copilot

28 September 2026 · By · Wire by Fusion42

Published

28 September 2026

Topic

technology

◆ Sectors

AI Frontier ModelsDeveloper Tools

◆ Geography

United States

◆ Source

Read at github.blog →

◆ Verified

Fusion42 · 28 September 2026 · Fusion42 review

Anthropic's Claude Sonnet 5.5 model is now available in GitHub Copilot, offering faster and more efficient coding assistance with fewer tokens and tool calls. It is accessible across multiple IDEs and platforms for Copilot Pro, Business, and Enterprise users with controlled access via administrative settings.

This Wire brief sits within Fusion42's coverage of AI Frontier Models and Developer Tools.

◆ ◆ The Wire takeaway

Software toolmakers now have a more efficient AI coding assistant that speeds up task completion with lower resource use. You can differentiate your developer workflows by integrating the new Claude Sonnet 5.5 to boost productivity and reduce compute costs.

◆ Coverage

1 source · 28 Sep 2026

◆ Related on Wire

◆ Topics

AI Frontier ModelsDeveloper Toolsanthropicgithub-copilotai-codingmodel-updatedeveloper-tools