# Creative Writing Harness Benchmark

Custom creative-writing harness improved EQ-Bench Creative Writing scores for GPT 5.4 and Sonnet 4.6.

## What It Is

Custom creative-writing harness improved EQ-Bench Creative Writing scores for GPT 5.4 and Sonnet 4.6.

## Media

- LinkedIn embed: https://www.linkedin.com/embed/feed/update/urn:li:share:7436880008083804160
- LinkedIn embed height: 844

## Facts

- **Last updated:** 2026-06-17
- **Tags:** AI, Evals, Writing, Narrative, Research, Cognitive Science, R&D
- **Canonical URL:** https://www.justinwetch.com/projects/creative-writing-harness-benchmark/

## Links

- [LinkedIn post](https://www.linkedin.com/feed/update/urn:li:share:7436880008083804160/) - post

## Tags

- AI
- Evals
- Writing
- Narrative
- Research
- Cognitive Science
- R&D