DeepCogito/Dense

DCogito v2 405B

Name: Cogito v2 405B
Author: DeepCogito

The Cogito v2 LLMs are instruction tuned generative models. All models are released under an open license for commercial use.

chatreasoningtool_useagentic

405B

Parameters

128K

Context length

Benchmarks

Quantizations

Architecture

Dense

Released

2025-09-10

Layers

126

KV Heads

Head Dim

128

Family

cogito

Quantization Options

Quant	Bits	VRAM	Quality
IQ2_XXS	2.38	121.0 GB	low
IQ2_M	2.93	148.8 GB	low
Q2_K	3.16	160.5 GB	low
IQ3_XXS	3.25	165.0 GB	low
IQ3_XS	3.5	177.7 GB	low
Q3_K_S	3.64	184.8 GB	low
IQ3_M	3.76	190.8 GB	low
Q3_K_M	4	203.0 GB	low
Q3_K_L	4.3	218.2 GB	moderate
IQ4_XS	4.46	226.3 GB	moderate
Q4_K_S	4.67	236.9 GB	moderate
Q4_K_M	4.89	248.0 GB	good
Q5_K_S	5.57	282.5 GB	good
Q5_K_M	5.7	289.1 GB	good
Q6_K	6.56	332.6 GB	excellent
Q8_0	8.5	430.8 GB	lossless
FP16	16	810.5 GB	lossless

Select your GPU above to see speed estimates and compatibility for each quantization.

▸ READY TO RUN THIS?RENT BY THE HOUR

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Run this model

▸Easiest way to get started·Beginners

DOCS ↗

curl -fsSL https://ollama.com/install.sh | sh

$ollama run cogito:405b-q4_K_M

Tag may need adjustment — check ollama.com/library/cogito for available tags.

▸ SETUP GUIDE

Auto-setup with fitmyllm CLI

Detects your GPU, recommends the best model, downloads it, and starts chatting — zero config. Benchmarks your speed and contributes anonymous data to improve predictions.

pip install fitmyllmthen run fitmyllmLearn more

Auto-detect GPULive tok/s in chatSpeed benchmarks9 inference engines

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