Token Auction Playground

Design multi-agent token auctions with configurable bids and output distributions. Compare second-price (truthful, VCG-exact) vs. weighted aggregation (measurably manipulable). See F6 in Findings for truthfulness validation.

Auction Configuration

Proven truthful: regret = 0.0 (95% CI [0.0, 0.0])

Total Agents
3

Agent Bids & Output Distributions

sum = 1.00
sum = 1.00
sum = 1.00

Real decode traces (F22)

Per-token bids, winners, and second-price payments recorded during the F22 evaluation (a sample of the first positions of one stream; win rates over the full stream differ — see the finding). Seed:

PosBid A (childes)Bid B (wiki)WinnerSecond price