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.
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 | Kimi K3 Moonshot AI· reasoning | 157.7 | 1.05M | $3.00 | Open source | 16 Jul 2026 |
| 2 | GLM 5.3 Z.ai (Zhipu AI)· reasoning | 155.6 | 1.31M | $0.18 | Open source | 14 Aug 2026 |
| 3 | DeepSeek V4 Pro 0813 DeepSeek· reasoning | 155.4 | 1.05M | $0.40 | Open source | 13 Aug 2026 |
| 4 | DeepSeek V4.1 Flash DeepSeek· reasoning | 155.0 | 1.05M | $0.30 | Open source | 9 Sep 2026 |
| 5 | DeepSeek V4 Flash 0731 DeepSeek· reasoning | 154.5 | 1.31M | $0.021 | Open source | 31 Jul 2026 |
| 6 | GLM 5.3 Flash Z.ai (Zhipu AI)· reasoning | 151.9 | 1.31M | $0.15 | Open source | 20 Aug 2026 |
| 7 | GLM 5.2 Z.ai (Zhipu AI)· reasoning | 151.8 | 1.05M | $0.65 | Open source | 16 Jun 2026 |
| 8 | Kimi K2.6 Moonshot AI· reasoning | 151.0 | 262K | $0.65 | Open source | 20 Apr 2026 |
| 9 | Inkling Small Thinking Machines Lab· reasoning | 150.1 | 524K | $0.45 | Open source | 15 Jul 2026 |
| 10 | Kimi K2.7 Code Moonshot AI· reasoning | 150.0 | 262K | $0.66 | Open source | 12 Jun 2026 |
| 11 | GLM 5.1 Z.ai (Zhipu AI)· reasoning | 149.9 | 205K | $0.96 | Open source | 7 Apr 2026 |
| 12 | DeepSeek V4 Pro 0423 DeepSeek· reasoning | 149.1 | 1.05M | $0.78 | Open source | 24 Apr 2026 |
| 13 | Inkling Thinking Machines Lab· reasoning | 148.6 | 524K | $1.00 | Open source | 15 Jul 2026 |
| 14 | Kimi K2.5 Moonshot AI· reasoning | 148.1 | 262K | $0.45 | Open source | 27 Jan 2026 |
| 15 | MiniMax M3 MiniMax· reasoning | 147.0 | 1.05M | $0.30 | Open source | 1 Jun 2026 |
| 16 | MiniMax M2.5 MiniMax· reasoning | 146.7 | 205K | $0.27 | Open source | 12 Feb 2026 |
| 17 | Qwen3.5 397B A17B Alibaba (Qwen)· reasoning | 146.6 | 262K | $0.55 | Open source | 13 Feb 2026 |
| 18 | Qwen3.6 27B Alibaba (Qwen)· reasoning | 146.5 | 262K | $0.32 | Open source | 22 Apr 2026 |
| 19 | DeepSeek V3.2 DeepSeek· reasoning | 146.3 | 164K | $0.28 | Open source | 1 Dec 2025 |
| 20 | Nemotron 3 Ultra NVIDIA· reasoning | 146.2 | 262K | $0.60 | Open source | 4 Jun 2026 |
| 21 | DeepSeek V4 Flash 0423 DeepSeek· reasoning | 146.1 | 1.05M | $0.062 | Open source | 24 Apr 2026 |
| 22 | Kimi K2 Thinking Moonshot AI· reasoning | 146.0 | 262K | $0.60 | Open source | 6 Nov 2025 |
| 23 | MiniMax M2.7 MiniMax· reasoning | 145.8 | 205K | $0.30 | Open source | 18 Mar 2026 |
| 24 | GLM 5 Z.ai (Zhipu AI)· reasoning | 145.8 | 205K | $0.60 | Open source | 11 Feb 2026 |
| 25 | DeepSeek V3.2 Exp DeepSeek· reasoning | 145.0 | 164K | $0.13 | Open source | 29 Sep 2025 |
| 26 | GLM 4.7 Z.ai (Zhipu AI)· reasoning | 143.5 | 205K | $0.60 | Open source | 22 Dec 2025 |
| 27 | Gemma 4 31B Google· reasoning | 142.7 | 262K | $0.090 | Open source | 2 Apr 2026 |
| 28 | Qwen3.5-35B-A3B Alibaba (Qwen)· reasoning | 142.5 | 262K | $0.16 | Open source | 24 Feb 2026 |
| 29 | Gemma 4 26B A4B Google· reasoning | 141.8 | 262K | $0.090 | Open source | 2 Apr 2026 |
| 30 | Mistral Medium 3.5 Mistral AI· reasoning | 141.4 | 262K | $1.50 | Open source | 28 Apr 2026 |
| 31 | gpt-oss-120b OpenAI· reasoning | 139.9 | 131K | $0.15 | Open source | 5 Aug 2025 |
| 32 | DeepSeek V3.1 DeepSeek· reasoning | 139.9 | 164K | $0.25 | Open source | 21 Aug 2025 |
| 33 | Qwen3.5-9B Alibaba (Qwen)· reasoning | 139.4 | 262K | $0.10 | Open source | 24 Feb 2026 |
| 34 | Qwen3 235B A22B Alibaba (Qwen)· reasoning | 139.4 | 131K | $0.46 | Open source | 28 Apr 2025 |
| 35 | R1 DeepSeek· reasoning | 139.0 | 64K | $0.70 | Open source | 20 Jan 2025 |
| 36 | Qwen3 32B Alibaba (Qwen)· reasoning | 138.5 | 131K | $0.080 | Open source | 29 Apr 2025 |
| 37 | Qwen3 14B Alibaba (Qwen)· reasoning | 138.2 | 131K | $0.12 | Open source | 29 Apr 2025 |
| 38 | gpt-oss-20b OpenAI· reasoning | 137.8 | 131K | $0.018 | Open source | 5 Aug 2025 |
| 39 | Qwen3 30B A3B Alibaba (Qwen)· reasoning | 136.2 | 131K | $0.12 | Open source | 29 Apr 2025 |
| 40 | Qwen3 8B Alibaba (Qwen)· reasoning | 136.2 | 131K | $0.12 | Open source | 28 Apr 2025 |
| 41 | MiMo-V2.6-Pro Xiaomi· reasoning | — | 1.05M | $0.43 | Open source | 21 Sep 2026 |
| 42 | GLM 5.3 (batch) Z.ai (Zhipu AI)· reasoning | — | 1.05M | $0.45 | Open source | 18 Aug 2026 |
| 43 | Kimi K3 (batch) Moonshot AI· reasoning | — | 1.05M | $2.28 | Open source | 16 Jul 2026 |
| 44 | GLM 5.3 Flash (batch) Z.ai (Zhipu AI)· reasoning | — | 1.05M | $0.060 | Open source | 26 Aug 2026 |
| 45 | Qwen3.8 2.4T A95B Alibaba (Qwen)· reasoning | — | 1.05M | $2.00 | Open source | 12 Aug 2026 |
| 46 | DeepSeek V4.1 Flash (batch) DeepSeek· reasoning | — | 1.05M | $0.11 | Open source | 10 Sep 2026 |
| 47 | MiMo-V2.6-Flash Xiaomi· reasoning | — | 1.05M | $0.14 | Open source | 21 Sep 2026 |
| 48 | Qwen3.8 27B Alibaba (Qwen)· reasoning | — | 1M | $0.42 | Open source | 14 Aug 2026 |
| 49 | MiMo-V2.5-Pro Xiaomi· reasoning | — | 1.05M | $0.43 | Open source | 22 Apr 2026 |
| 50 | Hy3 preview Tencent· reasoning | — | 262K | $0.18 | Open source | 22 Apr 2026 |
| 51 | Ling 3.0 Flash VL inclusionAI (Ant Group)· reasoning | — | 262K | $0.021 | Open source | 10 Sep 2026 |
| 52 | LongCat 2.0 Meituan· reasoning | — | 1.05M | $0.30 | Open source | 20 Jul 2026 |
| 53 | Qwen3.6 35B A3B Alibaba (Qwen)· reasoning | — | 262K | $0.15 | Open source | 27 Apr 2026 |
| 54 | Qwen3.5-122B-A10B Alibaba (Qwen)· reasoning | — | 262K | $0.26 | Open source | 25 Feb 2026 |
| 55 | DeepSeek V3.1 Terminus DeepSeek· reasoning | — | 164K | $0.27 | Open source | 22 Sep 2025 |
| 56 | Nemotron 3.5 Lightning NVIDIA· reasoning | — | 1M | $0.080 | Open source | 11 Aug 2026 |
| 57 | Nemotron 3 Super NVIDIA· reasoning | — | 262K | $0.080 | Open source | 11 Mar 2026 |
| 58 | Qwen3 235B A22B Thinking 2507 Alibaba (Qwen)· reasoning | — | 131K | $0.23 | Open source | 25 Jul 2025 |
| 59 | gpt-oss-120b (batch) OpenAI· reasoning | — | 131K | $0.030 | Open source | 5 Aug 2025 |
| 60 | Mistral Small 4 Mistral AI· reasoning | — | 262K | $0.15 | Open source | 16 Mar 2026 |
| 61 | Mistral Small 4 (batch) Mistral AI· reasoning | — | 262K | $0.075 | Open source | 16 Mar 2026 |
| 62 | Granite 4.2 8B IBM· reasoning | — | 131K | $0.060 | Open source | 31 Aug 2026 |
| 63 | Trinity Large Thinking Arcee AI· reasoning | — | 262K | $0.25 | Open source | 1 Apr 2026 |
| 64 | Qwen3 30B A3B Thinking 2507 Alibaba (Qwen)· reasoning | — | 82K | $0.20 | Open source | 28 Aug 2025 |
| 65 | gpt-oss-20b (batch) OpenAI· reasoning | — | 131K | $0.024 | Open source | 5 Aug 2025 |
| 66 | Nemotron 3 Nano 30B A3B NVIDIA· reasoning | — | 262K | $0.050 | Open source | 14 Dec 2025 |
| 67 | Ternary Bonsai 2 27B PrismML· reasoning | — | 262K | $0.075 | Open source | 18 Sep 2026 |
| 68 | Nex-N2.5-Pro Nex AGI· reasoning | — | 262K | $0.075 | Open source | 8 Sep 2026 |
| 69 | Nex-N2.5-Mini Nex AGI· reasoning | — | 262K | $0.025 | Open source | 8 Sep 2026 |
| 70 | Hy4 preview Tencent· reasoning | — | 1.05M | $0.83 | Open source | 28 Aug 2026 |
| 71 | Qwen3.8 Flash Alibaba (Qwen)· reasoning | — | 1M | $0.15 | Open source | 26 Aug 2026 |
| 72 | DeepSeek V4 Flash Vision Exp DeepSeek· reasoning | — | 1.05M | $0.44 | Open source | 21 Aug 2026 |
| 73 | Muse Glimmer 30B Meta· reasoning | — | 131K | $0.30 | Open source | 9 Aug 2026 |
| 74 | Ling 3.0 Flash inclusionAI (Ant Group)· reasoning | — | 262K | $0.021 | Open source | 23 Jul 2026 |
| 75 | Laguna S 2.1 Poolside· reasoning | — | 1.05M | $0.090 | Open source | 21 Jul 2026 |
| 76 | Hy3 Tencent· reasoning | — | 262K | $0.083 | Open source | 6 Jul 2026 |
| 77 | Laguna XS 2.1 Poolside· reasoning | — | 262K | $0.060 | Open source | 2 Jul 2026 |
| 78 | Nemotron 3.5 Content Safety NVIDIA· reasoning | — | 131K | $0.20 | Open source | 4 Jun 2026 |
| 79 | Step 3.7 Flash StepFun· reasoning | — | 262K | $0.20 | Open source | 28 May 2026 |
| 80 | MiMo-V2.5 Xiaomi· reasoning | — | 1.05M | $0.14 | Open source | 22 Apr 2026 |
| 81 | Reka Edge Reka AI· reasoning | — | 16K | $0.10 | Open source | 20 Mar 2026 |
| 82 | Qwen3.5-27B Alibaba (Qwen)· reasoning | — | 262K | $0.20 | Open source | 25 Feb 2026 |
| 83 | Step 3.5 Flash StepFun· reasoning | — | 262K | $0.10 | Open source | 29 Jan 2026 |
| 84 | GLM 4.7 Flash Z.ai (Zhipu AI)· reasoning | — | 200K | $0.060 | Open source | 19 Jan 2026 |
| 85 | MiniMax M2.1 MiniMax· reasoning | — | 205K | $0.30 | Open source | 23 Dec 2025 |
| 86 | GLM 4.6V Z.ai (Zhipu AI)· reasoning | — | 131K | $0.30 | Open source | 8 Dec 2025 |
| 87 | gpt-oss-safeguard-20b OpenAI· reasoning | — | 131K | $0.075 | Open source | 29 Oct 2025 |
| 88 | MiniMax M2 MiniMax· reasoning | — | 205K | $0.30 | Open source | 23 Oct 2025 |
| 89 | Qwen3 VL 8B Thinking Alibaba (Qwen)· reasoning | — | 131K | $0.18 | Open source | 14 Oct 2025 |
| 90 | Qwen3 VL 30B A3B Thinking Alibaba (Qwen)· reasoning | — | 262K | $0.20 | Open source | 6 Oct 2025 |
| 91 | GLM 4.6 Z.ai (Zhipu AI)· reasoning | — | 205K | $0.43 | Open source | 30 Sep 2025 |
| 92 | Qwen3 VL 235B A22B Thinking Alibaba (Qwen)· reasoning | — | 131K | $0.40 | Open source | 23 Sep 2025 |
| 93 | Qwen3 Next 80B A3B Thinking Alibaba (Qwen)· reasoning | — | 262K | $0.15 | Open source | 11 Sep 2025 |
| 94 | Hermes 4 405B Nous Research· reasoning | — | 131K | $1.00 | Open source | 26 Aug 2025 |
| 95 | GLM 4.5V Z.ai (Zhipu AI)· reasoning | — | 66K | $0.60 | Open source | 11 Aug 2025 |
| 96 | GLM 4.5 Z.ai (Zhipu AI)· reasoning | — | 131K | $0.60 | Open source | 25 Jul 2025 |
| 97 | GLM 4.5 Air Z.ai (Zhipu AI)· reasoning | — | 131K | $0.13 | Open source | 25 Jul 2025 |
| 98 | Hunyuan A13B Instruct Tencent· reasoning | — | 131K | $0.14 | Open source | 8 Jul 2025 |
| 99 | ERNIE 4.5 VL 424B A47B Baidu· reasoning | — | 123K | $0.42 | Open source | 30 Jun 2025 |
| 100 | R1 0528 DeepSeek· reasoning | — | 164K | $0.50 | Open source | 28 May 2025 |