Nex-N2.5 is an agentic model built to turn goals into working, verified outcomes. Its core strength is agentic coding within a visual feedback loop: it can explore codebases, implement multi-file...
Model details →Nex AGI: Nex-N2.5-Mini (free) vs OpenAI: GPT-5 Mini
Nex AGI: Nex-N2.5-Mini (free) and OpenAI: GPT-5 Mini are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
GPT-5 Mini is a compact version of GPT-5, designed to handle lighter-weight reasoning tasks. It provides the same instruction-following and safety-tuning benefits as GPT-5, but with reduced latency and cost....
Model details →Side-by-side comparison
| Capability | Nex AGI: Nex-N2.5-Mini (free) | OpenAI: GPT-5 Mini | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 262K | 400K | 🏆 OpenAI: GPT-5 Mini |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.00 | $0.25 | 🏆 Nex AGI: Nex-N2.5-Mini (free) |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $0.00 | $2.00 | 🏆 Nex AGI: Nex-N2.5-Mini (free) |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | Yes | 🏆 OpenAI: GPT-5 Mini |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | Yes | Yes | Tie |
Frequently asked questions
Is Nex AGI: Nex-N2.5-Mini (free) better than OpenAI: GPT-5 Mini?
Nex AGI: Nex-N2.5-Mini (free) and OpenAI: GPT-5 Mini are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Nex AGI: Nex-N2.5-Mini (free) and OpenAI: GPT-5 Mini?
Input: $0.00 vs $0.25 per 1M tokens. Output: $0.00 vs $2.00 per 1M tokens.
What context windows do Nex AGI: Nex-N2.5-Mini (free) and OpenAI: GPT-5 Mini support?
Nex AGI: Nex-N2.5-Mini (free) supports up to 262K tokens. OpenAI: GPT-5 Mini supports up to 400K tokens.
Do both Nex AGI: Nex-N2.5-Mini (free) and OpenAI: GPT-5 Mini support tool calling?
Nex AGI: Nex-N2.5-Mini (free): yes. OpenAI: GPT-5 Mini: yes.