What is Intern-S1-Pro?
Intern-S1-Pro is a multimodal large model designed for complex reasoning and technical problem solving.It provides long-form mathematical reasoning and step-by-step solutions for IMO-level problems, proofs, and advanced algebra.
It supplies programming assistance including code generation, debugging, and algorithm design across multiple languages.It supports formal logic workflows and structured outputs for research, education, and verification.
It includes capabilities for analyzing Go game states and strategy planning for players and AI researchers.The model is available via API for integration into education platforms, developer tools, and research pipelines.
Intern-S1-Pro pricing
FreemiumIntern-S1-Pro offers a free plan with paid upgrades available.
Verify on the official pricing page.
View plansIntern-S1-Pro's key features
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Multimodal large model
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DeepThink long-form reasoning
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IMO-level math problem solving
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Complex reasoning across mathematics, programming, logic, and Go
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API access
Intern-S1-Pro use cases
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Generate long-form, rigorously structured IMO-level solutions and mathematical proofs with step-by-step reasoning and LaTeX-ready output for contest training, research write-ups, or classroom materials
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Integrate Intern-S1-Pro via API to automatically generate, review and debug multilingual production-ready code (Python/C++/Java, etc.), design optimized algorithms with time/space complexity analysis, and produce reproducible test cases for deployment
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Apply formal logic workflows and theorem verification to model and prove algorithm correctness, while using the tool's Go game analysis to provide move-by-move evaluation, strategic insights and training drills for players or AI agents
Intern-S1-Pro user reviews
Would you recommend Intern-S1-Pro?
Who is Intern-S1-Pro for?
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Software engineers
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Algorithm designers
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Developers
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Logic practitioners
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Go analysts
Intern-S1-Pro FAQ
Is Intern-S1-Pro free?
Partly. Intern-S1-Pro has a free plan with usage limits, and paid plans unlock the full feature set.
Does Intern-S1-Pro have an API?
Yes. Intern-S1-Pro offers an API, so you can call it from your own applications instead of using the interface directly.