Odaily星球日报讯 11 月 28 日，比特币生态服务商 UniSat 宣布其开发者 API 服务正式支持“小于 1 sat/vB”低费率交易模式，并同步启动为期约一个月的资费优惠计划，期间开发者最高可享受 60% 的年度 API 服务折扣。该计划将持续至北京时间 12 月 23 日 16:00。此次 API 功能升级主要针对比特币和 Fractal 网络交易成本优化，开发者现可通过接口以低于 1 sat/vB 的费率进行交易广播、UTXO 查询及铭刻操作。该功能单次请求最多支持 500 个低费率 UTXO 记录的处理，为开发者提供成本控制解决方案。据悉，作为运行逾三年的比特币生态基础设施，UniSat API 持续为 Ordinals、Runes、Alkanes 等多个比特币主流协议提供完整的链上数据查询服务。该系统目前具备每秒 500 次请求的处理能力，已累计完成超过 110 亿次请求响应，提供从专业版到企业版的多层级服务套餐及按量计费模式。
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