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Limits ​

WhatLimit
Sessions per account5. Delete one to create another.
Session name1 to 63 characters, no control characters
Idle time before sleep15 minutes
Wait for a waking sessionUp to 5 minutes. After that a call answers 504 and can be retried.
Session disk5 GB, shared by the browser profile, downloads and agent memory
File sent or saved through the Files box100 MB each
File nameOne name, not a path. Up to 255 bytes. No leading dot.
Time to move one file5 minutes
Desktop size320 by 200 up to 2560 by 1600
run_js run time30 seconds by default, up to 300
run_js heap8 MB by default
Artifact16 MiB each
Upload through get_artifact_upload_url16 MiB, URL valid for 10 minutes, once

These are the limits today. They may change.