Session Converter
Convert supported session JSON locally, without sending it anywhere.
Local-only processingYour session data stays in this browser.
Session JSON
Paste JSON or choose one or more .json files.
That JSON contains accessToken and sessionToken — treat it like a password and never share it.
Where session JSON comes from
Sign in to ChatGPT in this browser, then open https://chatgpt.com/api/auth/session and paste the full JSON from that page into the input below.
OpenAI now blocks importing web sessions to skip Codex OAuth phone verification; this page only converts formats.
Paste JSON or choose files to begin.
Converted JSON
Current output: sub2api.
0
Accounts
sub2api
Format
0
Skipped
| Account | Expires | Source | |
|---|---|---|---|
| No accounts to preview yet. | |||
Converted JSON will appear here.