Category Docs

DeepSeek API streaming lets an application receive a response as incremental deltas instead of waiting for one complete JSON object. With the Chat Completions API, enable it by sending “stream”: true; DeepSeek then returns data-only Server-Sent Events, or SSE, that…

DeepSeek API billing uses prepaid account balance and token-based charges. Input is billed separately for cache hits and cache misses, while generated tokens use the output rate. Charges depend on the selected model and the applicable peak or off-peak period.…

Last reviewed: October 9, 2026 You can use DeepSeek with Claude Code by pointing the terminal agent at and putting your DeepSeek API key in ANTHROPIC_AUTH_TOKEN. DeepSeek publishes this integration recipe. Keep that same credential variable in your diagnostic…

Last reviewed: October 16, 2026 DeepSeek Tool Calls let a DeepSeek model request a structured function call in the Chat Completions API, while your application validates, executes, and returns the real tool result. That separation is the key idea: the…

Last reviewed: October 9, 2026 If you searched for a DeepSeek Python SDK, the most important answer is this: for normal DeepSeek API calls in Python, DeepSeek’s own documentation shows the openai Python package configured with DeepSeek’s base_url and your…

Last verified: October 7, 2026 DeepSeek API error codes tell you whether a failed request is caused by request formatting, authentication, billing, invalid parameters, rate limits, server errors, or server overload. The most important rule is simple: do not retry…

Last reviewed: October 10, 2026 DeepSeek JSON Output helps a DeepSeek model return a JSON string instead of a natural-language answer. In Chat Completions, enable it with response_format={“type”:”json_object”}, explicitly ask for JSON in the prompt, show the expected shape, and…

Last verified: October 7, 2026 The DeepSeek API is DeepSeek’s developer platform for calling DeepSeek models from your own apps, scripts, agents, coding tools, and backend services. It is different from simply using the DeepSeek app or web chat. To…

Last reviewed: October 10, 2026 DeepSeek API rate limits are currently documented mainly as concurrency limits, not as classic requests-per-minute or tokens-per-minute quotas. In DeepSeek’s official Rate Limit & Isolation documentation, each account has a model-specific concurrency limit: 2500 concurrent…

Last verified: October 4, 2026 You get a DeepSeek API key from the official DeepSeek Platform, not from a third-party key generator or from a random tutorial page. DeepSeek’s official API reference says you must create an API key first…