> For the complete documentation index, see [llms.txt](https://docs.validationcloud.io/v1/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.validationcloud.io/v1/icp-1/construction-api.md).

# Construction API

The construction API allows for offline signing of transactions, then posting them on ICP at a later point in time.

More information on the ICP Rosetta Construction API can be found [here](https://internetcomputer.org/docs/defi/rosetta/icp_rosetta/construction_api/).