JetBrains

company

Verified

https://www.jetbrains.com/

AI & ML interests

Reliable and context-aware coding assistance

Recent Activity

Vasiliy-Chubak published a dataset 8 days ago

JetBrains/nessie-set

mvakhrushev updated a dataset 8 days ago

JetBrains/nessie-set

bzz2 published a dataset 10 days ago

JetBrains/LibEvoBench

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Papers

Mellum2 Technical Report

The Best of N Worlds: Aligning Reinforcement Learning with Best-of-N Sampling via max@k Optimisation

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Articles

Introducing Mellum2: A 12B Mixture-of-Experts Model by JetBrains

JetBrains 's models 43

JetBrains/Qwen3.8-3.6-27B-blend-GGUF

Image-Text-to-Text • 27B • Updated 10 days ago • 16.1k • 43

JetBrains/Mellum2.1-12B-A2.5B-Thinking-MTP

Text Generation • 12B • Updated 13 days ago • 1.14k • 17

JetBrains/Qwen3.8-3.6-27B-blend-DFlash2

Text Generation • 2B • Updated 16 days ago • 197 • 2

JetBrains/Qwen3.6-27B-DFlash2

Text Generation • 2B • Updated 17 days ago • 145 • 1

JetBrains/Qwen3.8-3.6-27B-blend

Image-Text-to-Text • 28B • Updated 17 days ago • 1.04k • 43

JetBrains/Mellum2.1-12B-A2.5B-Thinking-GGUF

Text Generation • 12B • Updated 21 days ago • 440k • 172

JetBrains/Mellum2.1-12B-A2.5B-Thinking

Text Generation • 12B • Updated Oct 7 • 12.3k • 197

JetBrains/Qwen3.8-3.6-27B-blend-DFlash2-MLX-4bit

Text Generation • 2B • Updated Oct 5 • 162

JetBrains/Qwen3.8-3.6-27B-blend-MTP-MLX-4bit

0.4B • Updated Sep 21 • 597 • 9

JetBrains/Qwen3.8-3.6-27B-blend-MLX-4bit

Image-Text-to-Text • 27B • Updated Sep 21 • 861 • 12

JetBrains/Mellum2-12B-A2.5B-Base-Pretrain

Text Generation • 12B • Updated Aug 31 • 364 • 14

JetBrains/Mellum2-12B-A2.5B-Thinking-SFT

Text Generation • 12B • Updated Aug 13 • 554 • 25

JetBrains/Mellum2-12B-A2.5B-Instruct-SFT

Text Generation • 12B • Updated Aug 13 • 412 • 15

JetBrains/Mellum2-12B-A2.5B-Thinking

Text Generation • 12B • Updated Aug 13 • 3.61k • 349

JetBrains/Mellum2-12B-A2.5B-Instruct

Text Generation • 12B • Updated Aug 13 • 3.15k • 91

JetBrains/Mellum2-12B-A2.5B-Base

Text Generation • 12B • Updated Jun 12 • 3.52k • 31

JetBrains/Mellum2-12B-A2.5B-Instruct-GGUF-MXFP4_MOE

Text Generation • 12B • Updated Jun 4 • 248 • 10

JetBrains/Mellum2-12B-A2.5B-Instruct-GGUF-Q4_K_M

Text Generation • 12B • Updated Jun 4 • 76.5k • 20

JetBrains/Mellum2-12B-A2.5B-Instruct-GGUF-Q6_K

Text Generation • 12B • Updated Jun 4 • 143 • 9

JetBrains/Mellum2-12B-A2.5B-Instruct-GGUF-Q8_0

Text Generation • 12B • Updated Jun 4 • 115k • 9

JetBrains/Mellum2-12B-A2.5B-Instruct-GGUF-BF16

Text Generation • 12B • Updated Jun 4 • 90 • 2

JetBrains/Mellum2-12B-A2.5B-Thinking-GGUF-MXFP4_MOE

Text Generation • 12B • Updated Jun 4 • 774 • 13

JetBrains/Mellum2-12B-A2.5B-Thinking-GGUF-Q4_K_M

Text Generation • 12B • Updated Jun 4 • 983 • 51

JetBrains/Mellum2-12B-A2.5B-Thinking-GGUF-Q6_K

Text Generation • 12B • Updated Jun 4 • 153 • 14

JetBrains/Mellum2-12B-A2.5B-Thinking-GGUF-Q8_0

Text Generation • 12B • Updated Jun 4 • 563 • 23

JetBrains/Mellum2-12B-A2.5B-Thinking-GGUF-BF16

Text Generation • 12B • Updated Jun 4 • 104 • 6

JetBrains/Mellum-4b-dpo-python-gguf

4B • Updated Oct 1, 2025 • 55 • 6

JetBrains/Mellum-4b-dpo-python

Text Generation • 187k • Updated Oct 1, 2025 • 78 • 10

JetBrains/Mellum-4b-dpo-all-gguf

4B • Updated Oct 1, 2025 • 129 • 12

JetBrains/Mellum-4b-dpo-all

Text Generation • 187k • Updated Oct 1, 2025 • 125 • 13