Developer tools1 sources·Published

Agent behavior drift monitor that flags when a model update changes outputs

Developers suspect a model quietly changed behavior but have no cheap way to prove it. A harness that pins a golden set of prompts and re-runs them across model versions turns vague 'the model got lazier' complaints into a concrete per-prompt diff.

Score 701 sources

Competition check

Still open

We searched

model drift monitorllm regression testingeval regression harness

Found · 496 repos · 46028 packages

Little open-source competition so far — the space is still open. Discussion is active.

Light open-source competitionHigh discussion

Signal strength

Why this is worth a look — three verifiable signals, not a black-box score.

  • Cross-source

    1 independent platforms · 1 related discussions

    Weak

  • Discussion heat

    Discussion heat high · 160 Hacker News mentions

    Strong

  • Freshness

    7 days ago

    Strong

Related topics

model driftregression harnessevalsGPT-4prompt testing

Summaries are AI-generated from public discussions.