Intern S2 397B
internlm/Intern-S2-397B
Open Source · chat · open-weights
Open
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Context
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Max output
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Weights
Open
API $/1M
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Modalities
text · image
Released
13 Sept 2026
License: apache-2.0 · internlm/Intern-S2-397B
AI summary
● machine-written
Intern-S2-397B: Open-weights multimodal model for scientific and reasoning tasks
Intern-S2-397B is a 397-billion-parameter open-weights model released by InternLM under Apache-2.0 license, supporting text and image modalities. The model is positioned for scientific applications, molecular reasoning, and time-series forecasting rather than general-purpose chat, and is available for free download and local deployment.
What's new
- 397-billion parameter multimodal architecture with vision and time-series capabilities
- Open-weights distribution under Apache-2.0 license
- Scientific focus with vision path trained on raw literature pages
- Includes time-series forecast head for temporal signal processing
- Released September 2026
Best for
Molecular structure reasoning and chemistry applicationsScientific literature analysis with visual contentTime-series forecasting and temporal data processingLocal deployment where inference cost is primary concern