sandbox-exec was deprecated on MacOS few years ago

https://github.com/openai/codex/blob/b0ccca555685b1534a0028cb7bfdcad8fe2e477a/codex-cli/src/utils/agent/sandbox/macos-seatbelt.ts#L61

quick check on MacOS 15.4

# man sandbox-exec 

SANDBOX-EXEC(1)                              General Commands Manual                             SANDBOX-EXEC(1)

NAME
     sandbox-exec – execute within a sandbox (DEPRECATED)

SYNOPSIS
     sandbox-exec [-f profile-file] [-n profile-name] [-p profile-string] [-D key=value ...] command
                  [arguments ...]