AI Providers

RewriteBar supports multiple AI providers, giving you flexibility in choosing the best model for your needs.

Choose the Right Model

If you want guidance on speed vs quality, local model tradeoffs, and per-command overrides, see:

Choosing the Right AI Model

Cloud-Based Providers

OpenAI

Models: GPT-4, GPT-3.5-turbo, GPT-4o

Setup:

Get your API key from OpenAI
Go to Settings → AI Providers → OpenAI
Enter your API key
Select your preferred model

Best for: General-purpose rewriting, creative content, complex instructions

Anthropic (Claude)

Models: Claude-3.5-Sonnet, Claude-3-Haiku, Claude-3-Opus

Setup:

Get your API key from Anthropic Console
Go to Settings → AI Providers → Anthropic
Enter your API key
Select your preferred model

Best for: Long-form content, technical writing, analysis

Local AI Providers

Ollama

Setup:

Install Ollama on your Mac
Download a model: ollama pull llama2
Go to Settings → AI Providers → Ollama
Configure the model name and endpoint

Best for: Privacy-focused users, offline usage

LM Studio

Setup:

Install LM Studio
Download and load a model
Start the local server
Go to Settings → AI Providers → LM Studio
Configure the server URL

Best for: Advanced users, custom models

Provider Comparison

Provider	Speed	Privacy	Cost	Offline
OpenAI	⭐⭐⭐⭐⭐	⭐⭐	⭐⭐	❌
Anthropic	⭐⭐⭐⭐	⭐⭐	⭐⭐	❌
Ollama	⭐⭐⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐⭐	✅
LM Studio	⭐⭐⭐	⭐⭐⭐⭐⭐	⭐⭐⭐⭐⭐	✅

Switching Providers

You can easily switch between providers:

Go to Settings → AI Providers
Select your preferred provider
The change takes effect immediately

Troubleshooting

API Key Issues

Ensure your API key is valid and has sufficient credits
Check that the API key has the correct permissions

Local AI Issues

Verify that Ollama/LM Studio is running
Check the server URL and port
Ensure the model is loaded and accessible

Performance Issues

Try a different model
Check your internet connection (for cloud providers)
Restart the local AI service (for local providers)