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Intern S2 Preview 397B

internlm/Intern-S2-Preview-397B
Open Source · chat · open-weights
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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
16 Jul 2026
License: apache-2.0 · internlm/Intern-S2-Preview-397B
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AI summary
● machine-written

Intern S2 Preview 397B: multimodal foundation model for scientific intelligence

Intern-S2-Preview-397B is an open-weights multimodal model from internlm supporting text and image inputs. It scales across pre-training, reinforcement-learning task coverage, and interactive agent environments. The model is designed for scientific intelligence and long-horizon agent tasks.

What's new
  • Supports text and image modalities
  • Apache 2.0 licensed open-weights release
  • Evaluated at 128K tokens for text reasoning, 64K for multimodal tasks
Best for
Scientific reasoning and intelligenceLong-horizon agent tasksMultimodal understanding with images and text
Sources

Source: https://huggingface.co/internlm/Intern-S2-Preview-397B