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InternS1 vs o3
Comprehensive side-by-side LLM comparison
. Both models have their strengths depending on your specific coding needs.
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Shanghai AI Lab
InternS1, released by Shanghai AI Laboratory at WAIC 2025 on July 26, 2025, is a multimodal scientific reasoning large language model designed for advanced problem-solving across mathematics, physics, chemistry, and related domains. It supports text, image, and potentially other scientific data formats as input, and demonstrated strong performance on competition-level scientific benchmarks. InternS1 targets open-source scientific research, STEM education, and applications requiring deep domain reasoning across natural science disciplines.
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OpenAI
OpenAI o3, released by OpenAI in April 2025, is a large reasoning model that applies extended chain-of-thought processing to deliver improved performance on complex math, science, and coding tasks. It features a 200K token context window and native image understanding, with demonstrated strong results on mathematics and software engineering benchmarks. o3 targets demanding analytical and engineering tasks where deliberate, multi-step reasoning produces significantly better outcomes than direct generation.
3 months newer
o3
OpenAI
2025-04-16
InternS1
Shanghai AI Lab
2025-07-26
Performance Metrics
Context window and performance specifications
Average performance across 1 common benchmarks
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InternS1
Average Score:-1.0%
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o3
Average Score:76.4%(+77.4%)
Provider Availability & Performance
Available providers and their performance metrics
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InternS1
0 providers
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o3
1 providers
OpenAI
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InternS1
Avg Score:-1.0%
Providers:0
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o3
Avg Score:76.4%(+77.4%)
Providers:1