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Circle 推出 CCTP 快速转账预付费用模式

2026-09-08 23:38:44

ChainCatcher 消息,据官方消息,Circle 跨链传输协议 CCTP 现已支持快速转账预付手续费功能。此前,协议手续费会从目标链上的 USDC 转账金额中直接扣除;此次更新后,开发者可在转账执行前,通过源链原生 Gas 代币或 USDC 预先报价并收取手续费,从而简化跨链转账的费用处理,并确保用户收到预期数量的 USDC。

据介绍,预付手续费机制主要改善跨链应用中的费用可预测性。用户无需承担目标链侧额外扣费导致的实际到账金额减少;同时,CCTP Quote API 可统一计算不同支持链的费用,并将 Fast Transfer 和 Forwarding 手续费整合为单一报价,开发者无需自行搭建系统分别计算多项协议费用。此外,手续费可直接使用源链原生代币支付,不会减少或影响实际转移的 USDC 余额。

目前,预付手续费功能已支持 CCTP 覆盖的所有 EVM 链 USDC 转账,但暂不支持从 Solana 发起的转账,转账至 Solana 则仍受支持。开发者可通过 Quote API 获取具体手续费报价并接入该功能,相关开发者可参考 CCTP 官方文档构建更具可预测性的跨链 USDC 转账流程。

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