> **Building with AI coding agents?** If you're using an AI coding agent, install the official Scalekit plugin. It gives your agent full awareness of the Scalekit API — reducing hallucinations and enabling faster, more accurate code generation.
>
> - **Claude Code**: `/plugin marketplace add scalekit-inc/claude-code-authstack` then `/plugin install <auth-type>@scalekit-auth-stack`
> - **GitHub Copilot CLI**: `copilot plugin marketplace add scalekit-inc/github-copilot-authstack` then `copilot plugin install <auth-type>@scalekit-auth-stack`
> - **Codex**: run the bash installer, restart, then open Plugin Directory and enable `<auth-type>`
> - **Skills CLI** (Windsurf, Cline, 40+ agents): `npx skills add scalekit-inc/skills --list` then `--skill <skill-name>`
>
> `<auth-type>` / `<skill-name>`: `agent-auth`, `full-stack-auth`, `mcp-auth`, `modular-sso`, `modular-scim` — [Full setup guide](https://docs.scalekit.com/dev-kit/build-with-ai/)

---

# OpenAPI Specifications

<FoldCard
  title="OpenAPI Spec"
  iconKey="openapi"
  href="https://github.com/scalekit-inc/developer-docs/blob/main/public/api/scalekit.scalar.yaml"
  target="_blank"
  showCta={false}
  clickable={true}
>
  <div style={{ display: 'flex', gap: '0.5rem', flexWrap: 'wrap', marginBottom: '0.75rem' }}>
    YAML
    v3.1.1
  </div>
  <p>Download the OpenAPI specification</p>
</FoldCard>

<FoldCard
  title="OpenAPI Spec"
  iconKey="openapi"
  href="https://github.com/scalekit-inc/developer-docs/blob/main/public/api/scalekit.scalar.json"
  target="_blank"
  showCta={false}
  clickable={true}
>
  <div style={{ display: 'flex', gap: '0.5rem', flexWrap: 'wrap', marginBottom: '0.75rem' }}>
    JSON
    v3.1.1
  </div>
  <p>Download the OpenAPI specification</p>
</FoldCard>

---

## More Scalekit documentation

| Resource | What it contains | When to use it |
|----------|-----------------|----------------|
| [/llms.txt](/llms.txt) | Structured index with routing hints per product area | Start here — find which documentation set covers your topic before loading full content |
| [/llms-full.txt](/llms-full.txt) | Complete documentation for all Scalekit products in one file | Use when you need exhaustive context across multiple products or when the topic spans several areas |
| [sitemap-0.xml](https://docs.scalekit.com/sitemap-0.xml) | Full URL list of every documentation page | Use to discover specific page URLs you can fetch for targeted, page-level answers |