Grok 4.5 vs Nex-N2-Pro
Price, context and benchmark scores side by side — every number from the live model catalogue.
| Grok 4.5x-ai | Nex-N2-Pronex-agi | |
|---|---|---|
| Input / 1M tokens | $2.00 | $0.250 |
| Output / 1M tokens | $6.00 | $1.00 |
| 1M in + 300K out | $3.80 | $0.55 |
| Context window | 500K | 262K |
| Intelligence index | 53.8 | 41.0 |
| Coding index | 72.4 | 59.1 |
| Agentic index | 45.7 | 31.0 |
| Cheapest provider | xAI | Nex AGI |
| Providers serving it | 1 | 2 |
| Weights | Closed | Open |
| Image input | Yes | Yes |
| Tool calling | Yes | Yes |
| Reasoning mode | Yes | Yes |
| Released | Jul 8, 2026 | Jun 8, 2026 |
Which one to pick
Pick Grok 4.5 if…
- You want the higher general-intelligence score (53.8).
- Code quality is the priority — it leads on the coding index (72.4).
- You are running agent loops — higher agentic index (45.7).
- You need the bigger context window (500K).
Pick Nex-N2-Pro if…
- Token cost matters: $1.00 per 1M output vs $6.00.
- You want the option to self-host — weights are public.
- You want provider redundancy: 2 providers serve it.
FAQ
Is Grok 4.5 better than Nex-N2-Pro?
Grok 4.5 scores higher on general intelligence (53.8 vs 41.0), while Nex-N2-Pro is 6.0× cheaper per output token ($1.00 vs $6.00). For code, Grok 4.5 leads (72.4 coding index). Grok 4.5 takes the larger context at 500K.
Which is cheaper, Grok 4.5 or Nex-N2-Pro?
Nex-N2-Pro, at $1.00 per 1M output tokens versus $6.00. On a 1M input + 300K output workload that is $0.55 against $3.80.
Can I self-host Grok 4.5 or Nex-N2-Pro?
Grok 4.5: closed weights, API only. Nex-N2-Pro: open weights (nex-agi/Nex-N2-Pro).