v1.0.0 milestone with breaking changes. spend limits and usage_tier additions should improve SaaS operational visibility.
anthropic-sdk-typescript v1.0.0 released with new API version 2026-10-21 support
Original: anthropics/anthropic-sdk-typescript: sdk-v1.0.0
Importance: メジャーバージョン（v1.0.0）到達と破壊的変更を含むため、SDK 利用者は対応必須
Summary
Anthropic's TypeScript SDK reaches v1.0.0 milestone, adding support for new API version 2026-10-21. The release introduces workspace_id filtering and usage_tier scope type for spend limit management. Breaking changes are included, requiring existing users to migrate. Outdated system role documentation in the messages API has been removed.
Key Points
- v1.0.0 release includes breaking changes
- Supports new API version 2026-10-21
- workspace_id filter added to spend limits
- New usage_tier scope type introduced
- messages API documentation cleanup
View developer notes (APIs, breaking changes, migration)
anthropic-sdk-typescript v1.0.0 includes breaking changes tied to new API version 2026-10-21 support. Spend limit management enhancements: workspace_id filter added to list spend limits endpoint, and new usage_tier scope type introduced. CI automation improved to validate changelog entries for affected packages. Outdated system role documentation removed from messages API description—review existing code referencing this field.
Source: https://github.com/anthropics/anthropic-sdk-typescript/releases/tag/sdk-v1.0.0
Outlet: SDK (anthropic-sdk-typescript)
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