谷歌公开Fitbit Air健康追踪器的设计蓝图，允许独立设计师、手作匠人和定制品牌基于官方尺寸规范，为其设计个性化表带等配件。该设备主打无屏幕、小巧轻便，对标轻量级健康监测产品，此举旨在通过开放权限推动第三方配件创新，同时确保品质标准。
谷歌将Fitbit更名为Google Health，并推出全新智能硬件，以人工智能为核心进行重大升级。然而，新版应用界面大幅改变，剥夺了用户自主操作体验，引发老用户强烈不满。许多人在社交平台吐槽，甚至公开要求恢复原版功能。
谷歌于5月7日宣布将Gemini AI整合入健康与健身系统，Fitbit应用更名为“Google Health”，并推出无屏追踪硬件Fitbit Air。核心升级是“Google Health Coach”服务，基于Gemini大模型，旨在提供全天候体征监测和无感健康体验。
谷歌计划于2026年5月推出无屏健身手环Fitbit Air，售价约99美元，旨在挑战高端品牌Whoop。产品采用极简设计，无显示屏，专注于满足个性化健身追踪需求。
Pierre Fitness API是一个多协议健身数据API，支持从Strava、Fitbit等提供商安全获取健身数据，通过MCP、A2A和REST API为AI应用提供智能分析，包含企业级API管理、实时分析和多运动类型智能分析功能。
该项目实现了一个Fitbit MCP服务器，作为LLM与Fitbit API之间的桥梁，支持通过定义的工具获取用户健康数据。
Fitbit MCP是一个非官方的模型上下文协议实现，通过Fitbit公共API让AI助手能够访问和分析用户的Fitbit健康与健身数据。
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