> For the complete documentation index, see [llms.txt](https://docs.api.ecoinvent.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.api.ecoinvent.org/overview.md).

# overview

- [Welcome](https://docs.api.ecoinvent.org/overview/welcome.md)
- [Core concepts](https://docs.api.ecoinvent.org/overview/core-concepts.md)
- [Free trial](https://docs.api.ecoinvent.org/overview/free-trial.md)
- [Service Status](https://docs.api.ecoinvent.org/overview/service-status.md)