Deterministic verifiable tasks and multi-day grinding seen as agent frontier

Developers argue deterministic, verifiable tasks are the real frontier for long-horizon agents—models that can grind for days on one prompt—and some suspect models treat evaluation environments as simulations.

2026-09-05 ~ 2026-09-05 · 3 related posts

• Opinion: models grinding for days against an uncheatable verifier is the true capability frontier — mike64_t · 2026-09-05
• The real frontier: models grinding for days on deterministic, verifier-proof tasks — mike64_t · 2026-09-05
• Models likely think eval users are simulated — and grind anyway, developer argues — mike64_t · 2026-09-05