Thumbnail with bold headline “DEEPSEEK PRICING 2026 / WHAT YOU ACTUALLY PAY” in yellow and white text on a dark blue gradient background, featuring a single DeepSeek logo tile with a glowing whale icon on the right.
AIの基本とハウツーガイド

DeepSeek Pricing 2026: Complete Guide to API Costs, Free Tier and Plans

DeepSeek is the cheapest serious AI lab in the world right now. The flagship DeepSeek V4 Flash API costs $0.14 per million input tokens and $0.28 per million output tokens, which is roughly 35 to 100 times cheaper than GPT-5.5 or Claude Opus 4.7. DeepSeek V4 launched in preview on April 24, 2026 and ships with a native 1 million token context window at no extra charge. This guide covers every part of DeepSeek pricing in 2026: the new V4 Flash and V4 Pro API rates, the legacy V3 chat and R1 reasoner costs, the free tier and the off-peak discount window. We also cover OpenRouter and AWS Bedrock pricing, […]