Best Epoch Capabilities Index (ECI) in 2025?
11
1.1kṀ4975
Dec 31
0.7%
150
1.4%
151
1.7%
152
1.2%
153
85%
154
2%
155
2%
156
1.4%
157
1.2%
158
0.9%
159
2%
Other

https://epoch.ai/benchmarks/eci

Currently, the top score is GPT-5-Medium with 150.

In fact, the benchmark is normalized so that

claude-3-5-sonnet-20240620 has score 130

gpt-5-2025-08-07_medium has score 150

If this doesn't remain the case, this market will resolve N/A.

Otherwise, this market will resolve to the highest ECI for a model released in 2025.

See the version that ends in April 2026:

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boughtṀ50 YES

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@jim look at the ECI

bought Ṁ50 YES

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