Nemotron 3.5 Content Safety is cheaper than OpenAI o4-mini at $0/M vs $1.1/M input tokens.
| Spec | Nemotron 3.5 Content Safety | OpenAI o4-mini |
|---|---|---|
| Input price | Free | $1.1/M tokens |
| Output price | Free | $4.4/M tokens |
| Context window | 128K tokens | — |
| Weights | Open | Closed |
| Free API (OpenRouter) | Yes (1 provider) | No |
| Released | Jun 2026 | Apr 2025 |
Not enough votes to call it. On the specs, OpenAI o4-mini has the edge: bigger model tier, major provider backing.
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Per million tokens. Prices and uptime via OpenRouter, checked 21 Sep 2026.