23:41
2026-07-21
dev.to
artificial-intelligence
I built a coding agent in ~970 lines of Python and benchmarked it honestly
A developer built nano-harness, a coding agent in ~970 lines of Python that scored 59.6% (53/89) on the full Terminal-Bench 2.0 suite using Claude Opus 4.8. The harness uses only three tools—bash, rea…