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Models & providers

Prevail brings no models of its own. It runs the AI you already have — installed CLIs detected on your machine, or hosted models through a provider key. You pick which model answers, per turn, and context carries across switches.

Settings → Models — detected CLIs (Claude, Codex, Antigravity, Ollama) with a 'start chat' action, plus API providers like OpenRouter, LM Studio, and MLX.
Settings → Models — installed CLIs are auto-detected; API providers unlock hosted models with one key.

Prevail auto-detects these on your PATH and shows their status. Each runs locally — Prevail spawns it as a subprocess and inherits its existing login, so there are no extra API keys to wire up.

CLIWhat it is
ClaudeAnthropic’s Claude Code
CodexOpenAI’s Codex
AntigravityGoogle’s Antigravity (agy)
OllamaYour local Ollama models — fully private, never leaves your machine

Hit Refresh models in Settings → Models to re-probe after you install or log into one.

No install required — paste a key and you’re done:

  • OpenRouter — one key for 200+ hosted models (Claude, GPT, Gemini, Llama, and more). The simplest way to get every frontier model into Prevail.
  • LM Studio and MLX — local hosted-model runtimes, for fully on-device inference beyond Ollama.

Add keys under Settings → Providers.

  • Per turn: pick the model in the input bar before you send. The next message can use a different one — the conversation context carries across.
  • Per domain: each domain remembers its own default model.
  • On the council: choose which models sit on the panel and which one chairs the verdict in Settings → Council.

Ollama (and LM Studio / MLX) models run entirely on your machine — Prevail talks to them at localhost, and nothing leaves. Combined with the local-first vault, that means you can run sensitive domains — health, wealth — on a council that never touches the cloud.

Privacy & local-first