Model
deepseek-v4-pro
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- Open weights & ecosystem 2
- Security & misuse 1
- Models & capabilities 1
UK AISI reports narrowing cyber-capability gap between open-weight and closed frontier models
On a 70-task cyber suite, GLM-5.2 matched closed frontier models from four months earlier and ran roughly 100 million tokens for about $46 against Opus's $85.
Security & misuse · Open weights & ecosystem
DeepSeek launches DeepSeek-V4-Pro and V4-Flash preview
Pro has 1.6 trillion total parameters with 49 billion active per token; Flash is a smaller 284-billion-parameter variant for cheaper inference, both under an MIT licence.
Open weights & ecosystem · Models & capabilities