Ember-1 vs GPT-5.4 Nano

Ember-1 against GPT-5.4 Nano
Ember-1GPT-5.4 Nano
Coding index52.644.8
Benchmarks behind it Partial, 2 benchmarks Partial, 2 benchmarks
Output $/Mtok$15.00$1.25
Cost per solved taskNot computable$0.14
Context window1.05M400K