Meta · Llama 2

Llama 2 7B Chat

READER SUMMARY

Open-weight 7B conversational Llama 2 model fine-tuned for dialogue and assistant use.

DOOM SCORE46.9out of 100model risk profile, not the overall index

CURRENT ASSESSMENT · REVISION 1

Why this model scores 46.9

Instruction following increased practical usefulness and limited autonomy, while broad downloadable access and easy local serving maximized deployment.

Capability42

Autonomy9

Deployment96

Misuse potential41

Control difficulty54

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MODEL-ATTRIBUTED EVIDENCE

News tied to Llama 2 7B Chat

The model score of 46.9 rates this model's risk profile. The overall Doom Index of 61.5 measures the recalibrated complete evidence corpus. These values answer different questions.

NET MODEL-ATTRIBUTED INDEX CONTRIBUTION+0.01

Each article's leave-one-out Doom Index contribution is divided equally among the exact models named on that article. This prevents multi-model evidence from being claimed in full on several model pages. Model risk scores are recalculated from their technical profile and related news, but never feed back into the overall index.

18 Jul 2023RaceTOWARD

Meta releases Llama 2 weights for commercial use

Meta released pretrained and chat-tuned Llama 2 models in 7B, 13B and 70B sizes for research and commercial use, with distribution through Azure, AWS and Hugging Face.

Full item contribution: +0.04
Llama 2 7B Chat equal share: +0.01

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AUDIT TRAIL

Model score history

R1
Doom Score 46.9
New exact Llama 2 7B chat profile.
12 Aug 2026