IN

Intern-S1

Multimodal model

Intern-S1

Release date: 2025-07-27Updated: 2025-07-27 22:33:06910
Parameters
241B
Context length
128K
Chinese support
Supported
Reasoning ability

Intern-S1 is an AI model published by 上海人工智能实验室, released on 2025-07-27, for Multimodal model, with 241B parameters, and 128K context length, requiring about 481.6 GB storage, under the Apache 2.0 license, with a 86.00 score on AIME2025.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

Intern-S1

Model basics

Reasoning traces
Supported
Thinking modes
Thinking modes not supported
Context length
128K tokens
Max output length
16K tokens
Model type
Multimodal model
Modality (in / out)
Text, Image → Text
Release date
2025-07-27
Model file size
481.6 GB
MoE architecture
Yes
Total params / Active params
241B / 32B
Knowledge cutoff
No data
Intern-S1

Open source & experience

Intern-S1

Official resources

Paper
No paper available
DataLearnerAI blog
No blog post yet
Intern-S1

API details

API speed
3/5
No public API pricing yet.
Intern-S1

Benchmark Results

Intern-S1 currently shows benchmark results led by MMLU Pro (42 / 126, score 83.50), AIME2025 (49 / 106, score 86), GPQA Diamond (87 / 179, score 77.30). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking

General Knowledge

2 evaluations
Benchmark / mode
Score
Rank/total
83.50
42 / 126
77.30
87 / 179

Math and Reasoning

1 evaluations
Benchmark / mode
Score
Rank/total
86
49 / 106

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Intern-S1

Publisher

上海人工智能实验室
View publisher details
Intern-S1

Model Overview

Intern-S1 is an AI model published by 上海人工智能实验室, released on 2025-07-27, for Multimodal model, with 241B parameters, and 128K context length, requiring about 481.6 GB storage, under the Apache 2.0 license, with a 86.00 score on AIME2025.

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