Claude Opus 5.5 fast mode 在 Claude Platform 结束研究预览并移除等待名单，速度最高提升 2.5x，价格为每百万 tokens $8 / $40。该模式现已在 Microsoft Foundry（托管于 Azure）可用，Google Cloud 支持即将推出；Claude Code 中的 fast mode 保持不变，使用额外使用额度。文档见 https://platform.claude.com/docs/en/build-with-claude/fast-mode。
官方宣布 Opus 5.5 fast mode 结束研究预览并开放等待名单，给出了价格、加速倍数和可用平台等具体信息。
Opus 5.5 fast mode in the Claude Platform is no longer in research preview, and we’ve removed the waitlist!
It’s the same Opus 5.5 but up to 2.5x faster, at $8 / $40 per million tokens.
It's also available in Microsoft Foundry (Hosted on Azure), with Google Cloud coming soon.
Fast mode in Claude Code remains unchanged, and uses extra usage credits.
See our docs here:
https://platform.claude.com/docs/en/build-with-claude/fast-mode
Fast mode for Claude Opus 4.7 is now available in research preview on the API and in Claude Code.在 X 查看被引用的帖子
来源：ClaudeDevs · x.com