Antigravity CLI as a harness: the conversation, its terminal view, permissions and Google accounts.

Claude Code as a harness: the conversation, its terminal view, permissions, the plan, accounts and their quota.

OpenAI’s Codex as a harness: the conversation, its terminal view, permissions, the plan and the cost per account.

GitHub Copilot CLI as a harness: the conversation, its terminal view, permissions and the account’s credits.

Cursor CLI as a harness, over ACP: the conversation, permissions, models and the account’s usage.

Gemini CLI as a harness, over ACP: the conversation, its terminal view, permissions and accounts.

Mistral Vibe as a harness, over ACP: the conversation, its terminal view, the key and the cost per account.

OpenCode as a harness: one server per account, its models (local ones too), its daily budget.