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Nex AGI releases free open-source model matching GPT-5.5 on coding

By PulseAugur Editorial · [1 sources] ·

Nex AGI has released Nex-N2-Pro, a free open-source model built on Qwen3.5. This model boasts 397 billion parameters with 17 billion active, and features an "Adaptive Thinking" capability that adjusts reasoning depth based on task complexity. Nex-N2-Pro achieves a high score on coding benchmarks and offers a large context window of 262,144 tokens, making it suitable for complex software engineering tasks and agentic workflows. AI

IMPACT Sets a new bar for open-source coding models and agentic workflows.

RANK_REASON New open-source model release with benchmark performance claims. [lever_c_demoted from frontier_release: ic=1 ai=1.0]

Read on dev.to — LLM tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

COVERAGE [1]

  1. dev.to — LLM tag TIER_1 English(EN) · Divyesh ·

    I Tested Nex-N2-Pro — A Free Open-Source Model That's Matching GPT-5.5 on Coding Benchmarks

    <blockquote> <p><strong>TL;DR:</strong> Nex-N2-Pro by Nex AGI is a free, open-source MoE model (397B params, 17B active) built on Qwen3.5. It scores 75.3 on Terminal-Bench 2.1 — top-3 globally, open or closed — and introduces "Adaptive Thinking" that dynamically scales its reason…

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