Model intelligence
236 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 |
|---|---|---|---|---|---|---|
| 201 | gemini-2.5-flash-lite-preview-06-17 (Default thinking length) | — | — | — | Closed | 17 Jun 2025 |
| 202 | Magistral Medium 1.1 | — | — | — | Closed | 10 Jun 2025 |
| 203 | Gemini 2.5 Pro Preview (Jun 2025) | — | — | — | Closed | 5 Jun 2025 |
| 204 | Qwen Plus (Apr 2025) | — | — | — | Closed | 28 Apr 2025 |
| 205 | Gemini 2.5 Flash Preview (Apr 2025) | — | — | — | Closed | 17 Apr 2025 |
| 206 | o4-mini (medium) | — | — | — | Closed | 16 Apr 2025 |
| 207 | o4-mini (low) | — | — | — | Closed | 16 Apr 2025 |
| 208 | QWQ-Plus | — | — | — | Closed | 8 Apr 2025 |
| 209 | Gemini 2.5 Pro Preview (Mar 2025) | — | — | — | Closed | 31 Mar 2025 |
| 210 | GPT-4o (Mar 2025) | — | — | — | Closed | 27 Mar 2025 |
| 211 | Gemini 2.5 Pro Exp (Mar 2025) | — | — | — | Closed | 25 Mar 2025 |
| 212 | o1 Pro (low) | — | — | — | Closed | 19 Mar 2025 |
| 213 | GPT-4.5 Preview (Feb 2025) | — | — | — | Closed | 27 Feb 2025 |
| 214 | Gemini 2.0 Pro Exp (Feb 2025) | — | — | — | Closed | 5 Feb 2025 |
| 215 | Gemini 2.0 Flash-Lite | — | — | — | Closed | 5 Feb 2025 |
| 216 | o3-mini (medium) | — | — | — | Closed | 31 Jan 2025 |
| 217 | GPT-4o (Jan 2025) | — | — | — | Closed | 29 Jan 2025 |
| 218 | Qwen Plus (Jan 2025) | — | — | — | Closed | 25 Jan 2025 |
| 219 | Gemini 2.0 Flash Thinking Exp | — | — | — | Closed | 21 Jan 2025 |
| 220 | Amazon Nova Lite | — | — | — | Closed | 3 Dec 2024 |
| 221 | Amazon Nova Micro | — | — | — | Closed | 3 Dec 2024 |
| 222 | Yi-Lightning 01.AI | — | — | — | Closed | 2 Dec 2024 |
| 223 | Qwen-Turbo | — | — | — | Closed | 1 Nov 2024 |
| 224 | Claude 3.5 Haiku (Oct 2024) | — | — | — | Closed | 22 Oct 2024 |
| 225 | Claude 3.5 Sonnet (Oct 2024) | — | — | — | Closed | 22 Oct 2024 |
| 226 | Gemini 1.5 Flash 8B | — | — | — | Closed | 3 Oct 2024 |
| 227 | Claude 3.5 Sonnet (Jun 2024) | — | — | — | Closed | 20 Jun 2024 |
| 228 | Yi-Large 01.AI | — | — | — | Closed | 13 May 2024 |
| 229 | Gemini 1.5 Pro (Feb 2024) | — | — | — | Closed | 15 Feb 2024 |
| 230 | GPT-4 Turbo Preview (January 2024) | — | — | — | Closed | 25 Jan 2024 |
| 231 | Gemini 1.0 Pro Vision | — | — | — | Closed | 4 Jan 2024 |
| 232 | Mistral Medium | — | — | — | Closed | 11 Dec 2023 |
| 233 | GPT-4 Turbo Preview (Nov 2023) | — | — | — | Closed | 6 Nov 2023 |
| 234 | Inflection-1 | — | — | — | Closed | 22 Jun 2023 |
| 235 | GPT-3.5 Turbo (June 2023) | — | — | — | Closed | 13 Jun 2023 |
| 236 | Claude 1.3 | — | — | — | Closed | 18 Apr 2023 |
Showing 36 of 236. Benchmark cells are % (best reported setting). 3.9K benchmark results in total.← PrevExport CSV