> For the complete documentation index, see [llms.txt](https://docs.questflow.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.questflow.ai/financial-harness/investor-skill-glossary.md).

# Investor Skill Glossary

**Short answer:** Definitions for every feature of an Investor Skill inside Questflow’s financial harness. Source of truth: [github.com/questflowai/investorskills](https://github.com/questflowai/investorskills).

| Term                     | Question                        |
| ------------------------ | ------------------------------- |
| Investor Skill           | What is the package?            |
| SKILL.md                 | What does the agent read first? |
| Investment schema        | What is invest.md?              |
| Signals                  | What does it watch?             |
| Filters                  | What hard-rejects?              |
| Sizing                   | How much?                       |
| Risk                     | What kills the thesis?          |
| Universe                 | What may it look at?            |
| Market regime            | When is it in-condition?        |
| Decision cadence         | How often to reassess?          |
| Playbooks                | Named decision templates        |
| Circle of competence     | What domains?                   |
| Open-source vs exclusive | GitHub vs paid distillation     |

Related: Four pillars · Skills catalog