bug: OpenAI auth flow crashes #53037

Description

Affected: both browser and headless.

mateusz@agent-dev:/source/repos$ opencode auth login
┌ Connect an integration
│
◇ Select integration
│ OpenAI
│
◇ Select login method
│ ChatGPT Pro/Plus (browser)
│
◇ Authorization started
│
● Complete authorization in your browser. This window will close automatically.
│
● https://auth.openai.com/oauth/authorize?response_type=code&...&originator=opencode
Error: Executable not found in $PATH: "xdg-open"
at spawn (unknown)
at spawn (node:child_process:721:35)
at cli.prompt.open-url (/$bunfs/root/chunk-jx8vgmvd.js:6:7614)
at cli.prompt.open-url (definition) (/$bunfs/root/chunk-v7dsjqwg.js:2:377)
at cli.auth.login.oauth (/$bunfs/root/chunk-jx8vgmvd.js:6:6699)
at cli.auth.login.oauth (definition) (/$bunfs/root/chunk-jx8vgmvd.js:6:7060)
at cli.auth.login.authenticate (/$bunfs/root/chunk-jx8vgmvd.js:6:5199)
at cli.auth.login.authenticate (definition) (/$bunfs/root/chunk-jx8vgmvd.js:6:6547)
at cli.auth.login.run (/$bunfs/root/chunk-jx8vgmvd.js:6:4663)
at cli.auth.login.run (definition) (/$bunfs/root/chunk-jx8vgmvd.js:6:4781)
at cli.auth.login (/$bunfs/root/chunk-tkwxvtwq.js:49:15676)
at cli.auth.login (definition) (/$bunfs/root/chunk-jx8vgmvd.js:6:4638)
mateusz@agent-dev:/source/repos$ opencode --version
opencode v2.0.22
mateusz@agent-dev:~/source/repos$ uname -a
Linux agent-dev 6.12.74+deb13+1-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.74-2 (2026-03-08) x86_64 GNU/Linux

Plugins

vanilla

OpenCode version

2.0.22

Steps to reproduce

1. opencode auth login
2. select OpenAI browser or headless
3. crashes right after method selected

Screenshot and/or share link

No response

Operating System

No response

Terminal

No response