Model intelligence
6 AI models
Capability (Epoch Capabilities Index and individual benchmarks from Epoch AI), API list prices and context windows (OpenRouter), release dates and open-weight status. Benchmarks are shown individually - never merged into one invented score.
Epoch Capabilities Index by release date
Capability frontier
Source: Epoch AI (CC BY 4.0). ECI is Epoch's item-response model over many benchmarks; each model page shows its 90% confidence interval.
Blended $/1M tokens (3:1 input:output) vs ECI
Price vs capability
Only models with both an ECI score and an OpenRouter price. Normalisation: 75% input + 25% output price. Click a point to open the model.
| # | Model | ECI ↑ | Context | In $/M | Weights | Released |
|---|---|---|---|---|---|---|
| 1 | Nemotron-4 15B | 107.4 | — | — | Closed | 26 Feb 2024 |
| 2 | Nemotron 3 Ultra NVIDIA· reasoning | 146.2 | 262K | $0.60 | Open source | 4 Jun 2026 |
| 3 | Nemotron 3.5 Lightning NVIDIA· reasoning | — | 1M | $0.060 | Open source | 11 Aug 2026 |
| 4 | Nemotron 3 Super NVIDIA· reasoning | — | 262K | $0.080 | Open source | 11 Mar 2026 |
| 5 | Nemotron 3 Nano 30B A3B NVIDIA· reasoning | — | 262K | $0.050 | Open source | 14 Dec 2025 |
| 6 | Nemotron 3.5 Content Safety NVIDIA· reasoning | — | 131K | $0.20 | Open source | 4 Jun 2026 |
Showing 6 of 6. Benchmark cells are % (best reported setting). 3.8K benchmark results in total.Export CSV