Download and install the latest version of Filestar.
Right click on one or more Costyle file(s) on your desktop and select Convert with Filestar.
Type combine into one lut in the search box.
Press Run.
Or let an AI agent do it: filestarcli -i file.costyle -c "combine into one lut" (how).
Let your AI agent combine COSTYLE into one lut
Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.
Install Filestar and add it to your agents:
npm install -g filestar
filestarcli agent install
Then ask your agent:
“Use Filestar to combine COSTYLE into one lut in my Downloads folder”
Or run it yourself:
filestarcli -i file.costyle -c "combine into one lut"
Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.
Can my AI agent combine COSTYLE into one lut?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.costyle -c "combine into one lut" on your computer, so your files stay on it.
A Capture One style is an image-adjustment preset for Phase One's Capture One raw converter. It stores the settings of Capture One's tools - exposure, tone, colour balance, curves and the colour editor - as plain XML.
