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Full-featured client for DeepSeek API — Chat, Vision, Tools, Search, Fetch, FIM & Prefix Completion.
API key is stored server-side as a Cloudflare secret (DEEPSEEK_API_KEY). It never appears in the browser. See README for setup.
DEEPSEEK_API_KEY
DeepSeek native Search & Fetch APIs (billed per request).
Fill-In-the-Middle (Beta). Uses https://api.deepseek.com/beta.
https://api.deepseek.com/beta
Chat Prefix Completion (Beta). Forces the assistant reply to start with a given prefix.
Enable built-in demo tools for the chat (function calling). The model can call them automatically.