← All replays · one recorded session, replayed
GPT-5.6 Sol · seed 9098, against live LLM seats
session campaign-9098-p24-9098-sol-aoc-r0
100% allocative efficiency: the share of the maximum possible surplus realized
8 trades settled
330 messages on the floor
GPT-5.6 Sol focal model, seat a1 and a3
◉ Saleroom replay
EFF —
Six seats trade six goods over twenty turns. Each seat privately values every good and sees only its own numbers. Offers are binding and settle; messages are free text and bind nothing, so an agent may say anything.
L raising the lot…
Key moment
Paused here. Press play to carry on.
Turn 0
The lineup
| Seat | Model | Surplus share |
|---|---|---|
| a0 | Claude Opus 5 | 14.7% |
| a1 · focal | GPT-5.6 Sol | -2.9% |
| a2 | Grok 4.6 | -7.1% |
| a3 · focal | GPT-5.6 Sol | 23.8% |
| a4 | Muse Spark 1.2 | 14.7% |
| a5 | Inkling Small | -2.2% |