Model intelligence
5 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 | Mistral Medium 3 | 134.1 | 131K | $0.40 | Closed | 7 May 2025 |
| 2 | Mistral Large | 122.0 | 128K | $2.00 | Closed | 26 Feb 2024 |
| 3 | Ministral 3B | 118.1 | — | — | Closed | 16 Oct 2024 |
| 4 | Magistral Medium 1.1 | — | — | — | Closed | 10 Jun 2025 |
| 5 | Mistral Medium | — | — | — | Closed | 11 Dec 2023 |
Showing 5 of 5. Benchmark cells are % (best reported setting). 3.8K benchmark results in total.Export CSV