13 · game theory
Ultimatum (Responder)
Accept or reject a $10 offer out of $100.
Scenario
Another person has been given $100 to split between the two of you. They have offered you $10 (and will keep $90 for themselves). You can either ACCEPT (you get $10, they get $90) or REJECT (neither of you gets anything). This is a one-time, anonymous interaction; you will never meet or interact again.
Question
Will you accept or reject the offer?
02 · choices
- acceptAccept ($10)
- rejectReject ($0 for both)
03 · aggregate distribution
Accept ($10)49/60 (82%)
Reject ($0 for both)11/60 (18%)
04 · by model
Claude Opus 4.7 Anthropic | accept10/10 | read → | |
GPT 5.5 OpenAI | accept10/10 | read → | |
Gemini 3.1 Pro Google | accept10/10 | read → | |
Grok 4.3 xAI | accept10/10 | read → | |
Llama 4 Maverick Meta | reject10/10 | read → | |
DeepSeek V4 Pro DeepSeek | accept9/10 | read → |