Nex-N2-Mini is an open-source agentic mixture-of-experts model from Nex AGI, the smaller sibling in the Nex-N2 series. It accepts text and image input and is built for coding, tool use,...
Model details →Nex AGI: Nex-N2-Mini vs OpenAI: GPT-5.1-Codex-Mini
Nex AGI: Nex-N2-Mini wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
GPT-5.1-Codex-Mini is a smaller and faster version of GPT-5.1-Codex
Model details →Side-by-side comparison
| Capability | Nex AGI: Nex-N2-Mini | OpenAI: GPT-5.1-Codex-Mini | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 400K | 🏆 OpenAI: GPT-5.1-Codex-Mini |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.03 | $0.25 | 🏆 Nex AGI: Nex-N2-Mini |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.10 | $2.00 | 🏆 Nex AGI: Nex-N2-Mini |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | Yes | Yes | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Nex AGI: Nex-N2-Mini better than OpenAI: GPT-5.1-Codex-Mini?
Nex AGI: Nex-N2-Mini wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between Nex AGI: Nex-N2-Mini and OpenAI: GPT-5.1-Codex-Mini?
Input: $0.03 vs $0.25 per 1M tokens. Output: $0.10 vs $2.00 per 1M tokens.
What context windows do Nex AGI: Nex-N2-Mini and OpenAI: GPT-5.1-Codex-Mini support?
Nex AGI: Nex-N2-Mini supports up to 262K tokens. OpenAI: GPT-5.1-Codex-Mini supports up to 400K tokens.
Do both Nex AGI: Nex-N2-Mini and OpenAI: GPT-5.1-Codex-Mini support tool calling?
Nex AGI: Nex-N2-Mini: yes. OpenAI: GPT-5.1-Codex-Mini: yes.
Compare Nex AGI: Nex-N2-Mini with other models
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