DeepSeek R1 is a chat model trained by DeepSeek, with a knowledge cutoff of January 2024, and a context window of 163,840 tokens.

Knowledge cutoffJan 2024
Context window163,840 tokens
Release dateMay 2025

DeepSeek's open-source reasoning model. Famous for achieving comparable performance to closed-source models such as OpenAI's o1. Zo runs DeepSeek R1 in the US via Fireworks.

On Zo, you can choose between all the leading AI models for chatting, research, coding, and generating media. We believe in giving you the power to explore different models so that you can get the best results for any task.

DeepSeek R1 on Zo Computer