ReleaseAnthropicAnthropicpublished Jun 5, 2026seen 5d

anthropics/anthropic-sdk-csharp Anthropic-v12.26.0

anthropics/anthropic-sdk-csharp

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anthropics/anthropic-sdk-csharp Anthropic-v12.26.0
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published Jun 5, 2026seen 5dcaptured 2dhttp 200method plain

Anthropic: v12.26.0

Repository: anthropics/anthropic-sdk-csharp

Tag: Anthropic-v12.26.0

Published: 2026-06-05T19:16:57Z

Prerelease: no

Release notes:

12.26.0 (2026-06-05)

Full Changelog: Anthropic-v12.25.0...Anthropic-v12.26.0

Features

  • api: mark Claude Opus 4.1 as deprecated (4658f3a)

Notability

notability 3.0/10

Routine SDK release, low impact