Coding Harnesses
Track which free models plug into each AI coding environment.
Terminal pair-programmer. Broad provider support including local OpenAI-compatible servers and OpenRouter.
Anthropic's agentic coding CLI. Talks to the Anthropic API by default; recent versions allow a custom Anthropic-compatible base URL.
VS Code extension. Supports OpenAI-compatible base URLs, OpenRouter, and Anthropic directly.
Open-source AI code assistant for IDEs. Supports local models (Ollama/LM Studio) and remote OpenAI-compatible endpoints.
Commercial AI IDE. Ships its own model roster; does not accept arbitrary BYO endpoints easily.
Open-source coding agent. Works with any OpenAI-compatible endpoint, Anthropic endpoints, OpenRouter, and fully local providers (Ollama).
Fork of Cline with custom modes. Same endpoint flexibility (OpenAI-compatible, OpenRouter, Anthropic).
Commercial AI IDE (formerly Codeium). Proprietary model access; limited BYO.