Quick answers
Most questions about the plugins have an answer here. If yours does not, write to us.
Install a plugin and sign in
In QGIS, open Plugins, Manage and Install Plugins, and search for the plugin. Ours say by TerraLab. Then click Sign in in the plugin panel.
Install and sign inThe plugin still shows Free after you paid
Sign out in the plugin panel, then sign in again with the account you paid with.
Your plansChange plan, update a card, get an invoice or cancel
Open your dashboard. Each plan opens the Stripe portal, where invoices can be downloaded.
Open the dashboardDLL load failed on Windows
Install the Microsoft Visual C++ Redistributable for x64, then restart Windows. The guide has three more fixes if that is not enough.
Fix DLL load failedAn error code from the API or the MCP server
Every code, what it means and whether to retry.
Errors and rate limits
TerraLab in ChatGPT
The TerraLab app gets GIS data for any place from a conversation: open data extracts such as buildings and roads, file conversion, coordinates and CRS, address lists, elevation and contour lines, and French parcels. Results come back on a map, with files to download.
Using Claude, Le Chat, Cursor or another assistant? See how to add TerraLab with its MCP server URL.
- How to add it
In ChatGPT, open Plugins and search for TerraLab. No TerraLab account is needed. In ChatGPT Business and Enterprise, an admin first enables it under Admin > Plugins.
- Limits
- Extracts cover up to 200 km², depending on the layer.
- Files up to 50 MB, lists up to 100 addresses.
- Download links last 24 hours.
- Data sources
OpenStreetMap, Overture Maps, Copernicus DEM, ESA WorldCover / Copernicus Sentinel-2 imagery, and open data from IGN and DGFiP.
- Accuracy
Results are approximate. Do not use them for navigation, surveying or legal boundaries.