> For the complete user guide index, see [llms.txt](https://portraitresearch.com/documentation/llms.txt).

# Mosaic

[Canonical page](https://portraitresearch.com/documentation/mosaic/)

Research companies in stages, test a small sample, and compare findings. Requires Mosaic access.

- [Mosaic overview](https://portraitresearch.com/documentation/mosaic/overview.md): Apply reusable research across companies in Screening or Task mode, review company dossiers, and optionally rank Screening results.
- [Research companies with Mosaic](https://portraitresearch.com/documentation/mosaic/research-companies.md): Create Mosaic research with Easel, test up to 20 companies, inspect results and usage, and expand the work with clear stopping and recovery steps.
- [Mosaic usage and estimates](https://portraitresearch.com/documentation/mosaic/usage.md): Read Mosaic credit balances, trial and full-pass estimates, settled usage, and the separate cost of Easel work started from Mosaic.
- [Run Mosaic at a historical date](https://portraitresearch.com/documentation/mosaic/backtesting.md): Choose a ready month-end snapshot, verify its persisted date, and understand the limits of historical Mosaic research.