Description This is the artefact accompanying our paper "Compiler Testing With Relaxed Memory Models", accepted for publication at CGO 2024. The artefact consists of the Téléchat tool and scripts provided with this paper. Téléchat builds on the herd toolsuite and its models. As such the results are liable to change. We aim for all badges. For comments please contact luke.geeson@cs.ucl.ac.uk. Installation Instructions to install the artefact are in the appendix of the provided paper+artefact.pdf, including an Artefact Checklist, Description of the Artefact, dependencies, how to install from both Zenodo and DockerHub, Experiment Workflow, Evaluation and Expected Results, Experiment Customisation, and Available Benchmarks. Licenses Telechat consists of an External Module for use in connection with the herdtools Software. Luke Geeson is the author of the Telechat code. Telechat is separately Licensed under CeCILL-B. Please see TELECHATLICENSE.txt The herdtools suite is Licensed under CeCILL-B except as stated in LICENSE.txt, a copy of which is provided with this artefact. Jade Alglave and Luc Maranget are authors of the herdtools suite. Please see LICENSE.txt.