0

R1

Open weights

DeepSeek's open-weights reasoning model - the January 2025 release that triggered the "DeepSeek moment" in global AI markets.

Publisher
DeepSeek
Params
671B total / 37B active
Context
64K
Input
Output
License
MIT
Released
20 Jan 2025

Cite

Notes

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Context
64K
Input
$2
/1M tok
Output
$4
/1M tok
Blended
$2.50
#395/ 461/1M · 3:1
Speed
0
#115/ 461tok/s

Price & speed via Artificial Analysis · ranked across tracked models

Reasoning effortIndexPriceSpeed
may-2520.4$1.760 t/s
jan-2518.6$2.500 t/s

Intelligence Index per reasoning-effort setting, via Artificial Analysis

Reported on 23 evals across 11 domains - best 96.6% on MATH-500 · #19 of 190

Reported eval scores

23

Introduced in

paperDeepSeek-R1: Incentivizing Reasoning Capability in LLMs via Reinforcement Learning