> **Source**: `../aid-tech-spec/SKILL.md` > > This file is a reference. The main skill definition is in the `.claude/skills/` directory. > Use the `/tech-spec` command for technical specification generation.
Installs into .claude/skills of the current project.
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# Tech Spec Phase Skill
> **Source**: `../aid-tech-spec/SKILL.md`
>
> This file is a reference. The main skill definition is in the `.claude/skills/` directory.
> Use the `/tech-spec` command for technical specification generation.
## Quick Reference
**Phase**: 2 - Tech Spec
**Command**: `/tech-spec`
**Output**: `docs/TECH-SPEC.md`
### Entry Criteria
- PRD phase completed and approved
- Requirements are clear and testable
- Dependencies identified
### Exit Criteria
- Tech spec document complete and approved
- Architecture decisions documented
- API contracts defined
- Data models specified
### Key Deliverables
1. Tech Spec Document
2. Architecture Diagram
3. API Contracts
4. Data Models
## Cumulative Learnings
See `cumulative.md` for project-specific learnings captured by the memory system.