Sasha

Previously: CTO @ Sayana App (YC W20), physics @ CERN

[Unreal Labs @unreallabsai]

Unreal Agent - open-source harness with frontier cost efficiency on long-horizon tasks

48% cheaper than Codex+Sol 6.1 xhigh on SWE Marathon while maintaining performance

Now with compaction, TUI and Anthropic support. More in 🧵

[Unreal Labs @unreallabsai]

Introducing Unreal Agent:

An open-source harness with state-of-the-art cost efficiency

39% cheaper than Codex+Astra on Terminal-Bench 4.0 while maintaining performance