# Higher effort lifts HLE-Diamond scores but raises per-task cost sharply

> Original title: HLE-Diamond scores increase significantly with higher effort settings, but so does cost. Claude Opus 5.5 gains 26 points from low effort ...

- Source: Artificial Analysis
- Published: 2026-10-30T02:09:19.000Z
- Bad Influence: https://badinfluence.news/items/ky7l2n3eh68xki7c9wr4vm3tz
- Original: https://x.com/ArtificialAnlys/status/2115989392695374188

## Summary

Artificial Analysis reports that HLE-Diamond scores rise with higher effort settings, but cost rises too. Claude Opus 5.5 goes from 42% at low effort to 68% at max, a 26-point gain at about 35x the cost per task. GPT-6 Astra goes from 45% to 64%, a 19-point gain at 11x the cost per task.

## Post

HLE-Diamond scores increase significantly with higher effort settings, but so does cost. Claude Opus 5.5 gains 26 points from low effort (42%) to max (68%) at ~35x the cost per task, and GPT-6 Astra gains 19 points from low (45%) to max (64%) at 11x the cost per task.

![](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Fmedia%2FHV17UqNaUAA13lw.jpg&mode=thumb&exp=1793577600&sig=39f0f1a404b86c4c)