Model intelligence
7 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 | Seed-2.0-Code ByteDance· reasoning | — | 262K | $0.50 | ? | 12 Aug 2026 |
| 2 | Seed 2.1 Turbo ByteDance· reasoning | — | 262K | $0.50 | ? | 12 Aug 2026 |
| 3 | Seed-2.0-Lite ByteDance· reasoning | — | 262K | $0.25 | ? | 10 Mar 2026 |
| 4 | Seed-2.0-Mini ByteDance· reasoning | — | 262K | $0.10 | ? | 26 Feb 2026 |
| 5 | Seed 1.6 ByteDance· reasoning | — | 262K | $0.25 | ? | 23 Dec 2025 |
| 6 | Seed 1.6 Flash ByteDance· reasoning | — | 262K | $0.075 | ? | 23 Dec 2025 |
| 7 | UI-TARS 7B | — | 128K | $0.10 | Open source | 22 Jul 2025 |
Showing 7 of 7. Benchmark cells are % (best reported setting). 3.8K benchmark results in total.Export CSV