# CSFolder Data API

> Development preview. Read the current OpenAPI before generating an integration. Never invent endpoints or unavailable data.

API origin (planned): https://api.csfolder.com
Keys: server-side CSFOLDER_API_KEY environment variable, never a prompt or browser bundle.

## Contract

- [OpenAPI](https://docs.csfolder.com/openapi.json): runtime route contract
- [Full documentation](https://docs.csfolder.com/llms-full.txt): all English guides in plain Markdown

## Guides (English)

- [Build with AI](https://docs.csfolder.com/markdown/en/build-with-ai.md)
- [Data quality and semantics](https://docs.csfolder.com/markdown/en/data-quality.md)
- [Hourly price history](https://docs.csfolder.com/markdown/en/hourly-history.md)
- [CS2 data. From idea to integration.](https://docs.csfolder.com/markdown/en.md)
- [Keys and account access](https://docs.csfolder.com/markdown/en/keys-and-access.md)
- [Limits and errors](https://docs.csfolder.com/markdown/en/limits-and-errors.md)
- [Full market snapshots](https://docs.csfolder.com/markdown/en/market-snapshots.md)
- [MCP and agent skill](https://docs.csfolder.com/markdown/en/mcp-and-skill.md)
- [Container ROI and history](https://docs.csfolder.com/markdown/en/openable-roi.md)
- [Personal portfolio access](https://docs.csfolder.com/markdown/en/portfolios.md)
- [First request](https://docs.csfolder.com/markdown/en/quickstart.md)
- [Marketplace price comparison](https://docs.csfolder.com/markdown/en/recipes/market-comparison.md)
- [TypeScript SDK](https://docs.csfolder.com/markdown/en/typescript-sdk.md)