Check local R, Rscript, Quarto, and R package availability.

Create a reproducible project folder layout inside an allowed workspace root.

Install only allowlisted R packages and return structured install results.

Run a project R script headlessly, saving logs, session info, and result JSON.

Render a project Quarto report to HTML, PDF, or DOCX using the quarto executable.

Inspect CSV, TSV, RDS, Parquet, or Stata data and return machine-readable summaries.

Run a fixest regression and save coefficient tables, logs, model object, and metadata.

Run an IV regression with first-stage output and weak-instrument diagnostics where available.

Run DiD workflows including TWFE event studies or Callaway-Sant'Anna estimates.

Run rdrobust, saving bandwidths, robust estimates, RD plot, and density check if available.

Check panel balance, duplicate unit-time keys, missing periods, and treatment timing.

Run plots, ACF/PACF, unit-root checks, and structural-break diagnostics where available.

Create publication-style model tables from saved model objects or result JSON files.

Read a saved table, log, result JSON, Markdown, HTML, or TeX artifact without executing code.

List run artifacts under a project with pagination.

Rerun a previous saved input script and compare result JSON hashes.

Return curated econometric guidance by method tag or local corpus search.