Last verified: April 21, 2026. Written by: Chat-Deep.ai Editorial Team. Review method: checked the official vLLM documentation, vLLM DeepSeek recipes, DeepSeek API documentation, and DeepSeek Hugging Face model cards. This guide should be treated as a technical reference, not as…
The DeepSeek API uses an API format compatible with OpenAI, so many existing apps that already use the OpenAI SDK can call DeepSeek by changing the API key, the base URL, and the model name. According to the official DeepSeek…
Published: April 19, 2026 · Last updated: April 19, 2026 · Last verified against official sources: April 19, 2026 Current status: DeepSeek V4 has been reported in credible media coverage, but it has not been officially released by DeepSeek as…
Last verified: April 18, 2026. Yes, DeepSeek can be useful for coding, especially for debugging, refactoring, code review, algorithm explanation, test generation, structured developer workflows, and coding-agent tasks. For most coding requests, start with deepseek-chat. Use deepseek-reasoner or thinking mode…
Last verified: April 20, 2026. Many DeepSeek API workflows need predictable structured output for classification, extraction, dashboards, automations, data pipelines, and product features. DeepSeek JSON Output is the official API feature for asking the model to return a valid JSON…
Last verified: April 21, 2026. If you are searching for a DeepSeek Node.js TypeScript Guide, the most reliable documented path today is simple: install the OpenAI JavaScript/TypeScript SDK, point it at DeepSeek’s base URL, use a DeepSeek API key, and…
Last reviewed against official sources: April 21, 2026. Connect DeepSeek with LlamaIndex in Python, build a working RAG query engine, configure embeddings correctly, and understand streaming, JSON output, tool calls, context caching, cost, and production caveats. DeepSeek can be used…
Last verified: April 21, 2026. If you are searching for a DeepSeek Python SDK, the most reliable documented path today is to use the OpenAI Python client with DeepSeek’s OpenAI-compatible API format: install openai, pass a DeepSeek API key, set…
Last reviewed against official sources: April 21, 2026. DeepSeek can be used with LangChain through ChatDeepSeek and DeepSeek’s OpenAI-compatible API. This guide explains how to connect DeepSeek AI to LangChain in Python and TypeScript, how to choose between deepseek-chat and…
Last verified: April 21, 2026. Use the official DeepSeek API if you want the easiest hosted developer path, current API model aliases, OpenAI-compatible integration, documented API features, and no GPU operations. Run DeepSeek locally if you need offline use, stronger…
DeepSeek is no longer just a story about one Chinese chatbot that briefly shocked the market in early 2025. It is now a fast-moving model family and platform with a documented history that runs from DeepSeek-V2 in May 2024 to…
DeepSeek token usage refers to the actual input and output tokens recorded by the API for each request, and these values are the only source of truth for billing. Unlike rough character-based estimates, real cost is calculated directly from the…
Quick answer: DeepSeek Tool Calls let the model request external functions during a chat workflow, but your application executes them. As of April 5, 2026, both deepseek-chat and deepseek-reasoner support Tool Calls on DeepSeek-V3.2 with a 128K context window. In…
DeepSeek Context Caching is a built-in API feature that automatically reuses repeated prompt prefixes across requests. It does not store memory or conversations. Instead, it reduces input cost and latency when you resend the same front-loaded context. Last verified: April…
Last verified: April 4, 2026 DeepSeek Thinking Mode is not just a prompt style. In the current API, it is a distinct execution mode that changes output structure, feature support, and some parameter behavior. You can enable it either by…
Last verified: April 1, 2026 POST /chat/completions is the main DeepSeek endpoint for conversational generation. It takes a model plus a messages array, returns either a normal chat completion object or streamed SSE chunks, and supports structured JSON output, tool…
Quick answer You can run DeepSeek locally on Windows, Mac, or Linux with Ollama. For most people, the easiest starting point is to install Ollama, pull deepseek-r1:8b, and run it from the terminal. If you want a browser-based interface, add…
Yes, there is an official DeepSeek English experience. DeepSeek has an English-language website, official web chat, a developer platform, and English API documentation, so the real question is not whether DeepSeek exists in English, but which official DeepSeek path you…
DeepSeek error codes are much easier to fix when you separate request-side problems from server-side problems first. The current official DeepSeek error-code list centers on seven main HTTP responses: 400, 401, 402, 422, 429, 500, and 503. The current API…
Last verified: April 15, 2026. Current status: This page reflects the current official DeepSeek privacy policy, terms of use, API documentation, and public model cards. It is also aligned with Chat-Deep.ai’s current source-of-truth pages for Models, API Guide, and Pricing. Important: Chat-Deep.ai is an independent DeepSeek resource…
Running DeepSeek models locally in LM Studio is straightforward: you download or import a compatible DeepSeek model and load it within the LM Studio app. Once loaded, you can chat with DeepSeek entirely offline and even serve it through a…
Before going through the full troubleshooting flow, check our live DeepSeek status page to compare current API health, chat reachability, and the latest official incident. If an outage looks likely, confirm it on the official DeepSeek status page. If DeepSeek…
If you are trying to understand how DeepSeek works today, the first step is to separate three ideas that are often mixed together online: DeepSeek the company and product ecosystem, the official Web/App experience, and the current public API surface.…
DeepSeek is an open-weight, developer-oriented AI platform known for its transparency and flexibility. In this comparison, we evaluate DeepSeek relative to Grok, a frontier model from xAI, focusing on their architectures, deployment models, and features in a neutral, documentation-style analysis.…
DeepSeek is an AI model family and developer ecosystem that emphasizes open-weight releases alongside hosted API access. DeepSeek has open-sourced key releases (for example, the DeepSeek‑R1 series) under the MIT License, enabling self-hosting, auditing, and adaptation inside your own infrastructure.…
Large language models (LLMs) have historically relied on dense architectures where every weight participates in every inference. The Mixture-of-Experts (MoE) paradigm offers a different path: it divides a model into many specialized “expert” sub-networks and activates only a subset of…
DeepSeek vs Claude is not a typical “which AI is better?” showdown, nor is it a philosophical debate or a splashy benchmark contest. This is an unofficial technical comparison aimed at developers, technical founders, and AI engineers trying to decide…
DeepSeek API Guide explains the current official DeepSeek API surface for developers. The public API uses an OpenAI-compatible format, the base URL , and the model aliases deepseek-chat and deepseek-reasoner. DeepSeek’s official docs state that these aliases currently map to…
DeepSeek is a Chinese AI company. Depending on context, the name “DeepSeek” may also refer to the public assistant people use on the web or app, or to the model family and API ecosystem behind that assistant. DeepSeek’s official public…
DeepSeek vs ChatGPT is best understood as a comparison between two AI assistant ecosystems rather than a simple model-vs-model contest. In official materials, DeepSeek AI refers to a Chinese AI company and product family spanning web, app, API, and publicly…