@xeophon on Backlist

2 appearances on the backlist front page in the last 30 days.

55.

building verifiers has shown time and time again how important ownership of your harness is

building verifiers has shown time and time again how important ownership of your harness is good luck trying to patch closed source harnesses to make them more useful to train or eval

by @xeophon (Florian Brand) · backlist 2026-06-27 · on X ↗

47.

Offline sandbox implementations in eval frameworks are all so different. Cause the agent is in the sandbox, its A…

Offline sandbox implementations in eval frameworks are all so different. Cause the agent is in the sandbox, its API calls need to be online Some toggle it on/off for every API call, some install a sidecar, some disable web search tools, so

by @xeophon (Florian Brand) · backlist 2026-06-14 · on X ↗