Free hosted chat interface for South Korea's Solar Pro model family, no API key needed to try it
Upstage Solar Chat is listed under General Purpose Chatbots, in the AI Chat & Assistants category on Flocci AI Tools. Free hosted chat interface for South Korea's Solar Pro model family, no API key needed to try it. It is freemium — a usable free tier with paid plans above it, and it lives at solar-chat.upstage.ai.
Upstage Solar Chat is freemium: there is a free tier you can work in and paid plans above it. It is one of 391 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.
Upstage Solar Chat does 3 things the catalog singles out: Free hosted chat interface for south korea's solar pro model family, no api key needed to try it; solar pro 4 (aug 2026) ships aggressively low promotional api pricing; free access for schools, hospitals and nonprofits to the underlying model for up to a year.
Alibaba Quark AI Assistant is the closest free alternative: it sits in the same General Purpose Chatbots sub-category and is free. Baichuan Bai Xiao Ying (百小应), Baidu Ernie Bot (Wenxin Yiyan) and Falcon LLM Chat (TII) also start free. The full list is on the alternatives page.
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