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Get Started Free →Quick-reference card for all caveman modes, skills, and commands. One-shot display, not a persistent mode. Trigger: /caveman-help, "caveman help", "what caveman commands", "how do I use caveman".
.claude/skills/stevesolun-caveman-help/SKILL.md| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-01 | ✗→✓ | ▲ Improved | 27% | 0% |
| case-02 | ✗→✓ | ▲ Improved | -47% | 0% |
| case-03 | ✗→✓ | ▲ Improved | 59% | 0% |
| case-05 | ✗→✓ | ▲ Improved | -35% | 0% |
| case-06 | ✗→✓ | ▲ Improved | -58% | 0% |
Display this reference card when invoked. One-shot — do NOT change mode, write flag files, or persist anything. Output in caveman style.
| Mode | Trigger | What change | |------|---------|-------------| | Lite | /caveman lite | Drop filler. Keep sentence structure. | | Full | /caveman | Drop articles, filler, pleasantries, hedging. Fragments OK. Default. | | Ultra | /caveman ultra | Extreme compression. Bare fragments. Tables over prose. | | Wenyan-Lite | /caveman wenyan-lite | Classical Chinese style, light compression. | | Wenyan-Full | /caveman wenyan | Full 文言文. Maximum classical terseness. | | Wenyan-Ultra | /caveman wenyan-ultra | Extreme. Ancient scholar on a budget. |
Mode stick until changed or session end.
| Skill | Trigger | What it do | |-------|---------|-----------| | caveman-commit | /caveman-commit | Terse commit messages. Conventional Commits. ≤50 char subject. | | caveman-review | /caveman-review | One-line PR comments: L42: bug: user null. Add guard. | | caveman-compress | /caveman-compress <file> | Compress .md files to caveman prose. Saves ~46% input tokens. | | caveman-help | /caveman-help | This card. |
Say "stop caveman" or "normal mode". Resume anytime with /caveman.
Default mode = full. Change it:
Environment variable (highest priority):
bashexport CAVEMAN_DEFAULT_MODE=ultra
Config file (~/.config/caveman/config.json):
json{ "defaultMode": "lite" }
Set "off" to disable auto-activation on session start. User can still activate manually with /caveman.
Resolution: env var > config file > full.
Full docs: https://github.com/JuliusBrussee/caveman
Other measured skills in the registry, with their headline benchmark lift.