OpenAI Codex CLI

npm install -g @openai/codex

brew install codex

model = "gpt-5"
model_provider = "jiekou"

[model_providers.jiekou]
name = "JIEKOU using Chat Completions"
base_url = "https://api.highwayapi.ai/openai/v1"
env_key = "OPENAI_API_KEY"
wire_api = "chat"
query_params = {}

OPENAI_API_KEY=<API_KEY> codex

{
cat << 'EOF' | tee $HOME/.codex/pcodex.sh
#!/bin/bash
OPENAI_API_KEY=sk_xxx /opt/homebrew/bin/codex "$@"
EOF
chmod +x $HOME/.codex/pcodex.sh
}

{
    "chatgpt.cliExecutable": "/home/path/.codex/pcodex.sh"
}