UniSat announced that its UTXO management tool is now online with a "less than 1 sat/vB" fee rate model, allowing users to set custom fee rates to recover idle UTXOs, drop the cost of fund recovery, and achieve up to a 98.7% fund recovery rate when network conditions are favorable. Additionally, the tool supports standardized operations such as batch sending, but confirmation times for low-fee transactions may be extended during network congestion.

Odaily News On November 28, Bitcoin ecosystem service provider UniSat announced that its developer API service officially supports the "less than 1 sat/vB" low-fee transaction model and launched a promotional plan lasting about a month, during which developers can enjoy up to a 60% annual discount on API services. This plan will last until December 23 at 16:00 Beijing time. This API functionality upgrade mainly targets the optimization of transaction costs for Bitcoin and the Fractal network, allowing developers to access the interface at less than 1 sat/vB.