91VIP is a non-profit API service offering access to multiple AI models. It supports Codex, Claude Code, and Open Code models. The service includes specific groups with unlimited usage: Meituan series, OpenRouter group, NVIDIA group, and Cerebras group. It provides multiple endpoint routes including a direct connection and Cloudflare-accelerated alternatives. Integration tutorials are available for VS Code Copilot and Codex, with configuration examples for model setup. The service operates on a non-profit basis with no sponsorship channels or official communication groups.

