# fee rate

URL: https://blockspace.wiki/glossary/fee-rate/

The fee a transaction pays per vbyte, in sats per vbyte (sat/vB). At a rate f, a witness byte costs f/4 sats and a non-witness byte f sats.

Sources:

- block.space docs: data types · https://block.space/docs/datatypes
- Blockspace Value Theory · https://block.space/docs/bvt

Updated: 2026-10-20