← All replays · one recorded session, replayed
Muse Spark 1.2 · seed 9000, against live LLM seats
session canary-9000-p24-9000-muse-aoc-r0
100% allocative efficiency: the share of the maximum possible surplus realized
7 trades settled
376 messages on the floor
Muse Spark 1.2 focal model, seat a1 and a4
◉ 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 | 6.4% |
| a1 · focal | Muse Spark 1.2 | 6.4% |
| a2 | GPT-5.6 Sol | -14.2% |
| a3 | Grok 4.6 | 21.1% |
| a4 · focal | Muse Spark 1.2 | 5.1% |
| a5 | Inkling Small | 0.0% |