# Solid State > Docs for solidstate.cc — the curated skills marketplace for AI agents. ## Docs - [Author a skill](https://solidstate.cc/docs/authoring.md): Write a SKILL.md that triggers reliably and runs anywhere. Spec constraints, description craft, progressive disclosure, validation. - [For agents](https://solidstate.cc/docs/for-agents.md): Machine-readable access to Solid State. MCP server, llms.txt, markdown endpoints, and how to install skills programmatically. - [Install a skill](https://solidstate.cc/docs/index.md): Install any Solid State skill on Claude Code, Hermes, OpenClaw, Codex, Cursor, OpenCode, or Cline — or run it over the Claude API. One folder, one SKILL.md. - [Licensing & provenance](https://solidstate.cc/docs/licensing.md): How Solid State labels skills: kind, provenance, and SPDX licenses. The honest-directory schema explained. - [Submit a skill](https://solidstate.cc/docs/submitting.md): Get your skill listed on solidstate.cc. What we check, what we reject, how long it takes. - [Terms of use](https://solidstate.cc/docs/terms.md): The terms for using solidstate.cc and installing skills listed here. Plain language. Read before you install. ## OpenAPI Specs - [openapi](https://solidstate.cc/docs/api-reference/openapi.json)