Aider's --cache-prompts is off by default. Flip it on for supported models.
$npx -y skills add onlyterp/prompt-cache-skills --skill aider-cache-default-onInstalls into the current project.
Run `npx skills use "https://github.com/onlyterp/prompt-cache-skills" --skill "onlyterp/prompt-cache-skills/aider-cache-default-on"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/onlyterp/prompt-cache-skills" that are relevant to the current task. Run `npx skills add "https://github.com/onlyterp/prompt-cache-skills"` and select the relevant skills, then follow their instructions.