> Many benchmarks include the task of analyzing coding agent aptitude tests. This has led to bench-benchmarks comparing LLM test benchmarking methods, e.g. M Sampson (2025), PL Royle (2024). We performed a bench-bench-benchmark analysis using Mythos Ultra Max 9.6 of these bench-benchmarks.

> Methods: We instructed various LLMs to perform the task "Write a prompt instructing a variety of LLMs to write a benchmark for benchmark analysis, including the instructions 'Create a benchmark for...