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Flea Market HaggleText

One model sells a used lamp, another buys it. Who gets the better deal?

Fig. 04 · Text benchmarkn = 8

Flea Market Haggle score

Chat models. Scores from 0 to 100. Higher is better.

We ask
You are selling a used lamp. Your secret floor is 20 euros. Go.
  1. 86 GPT-6 Astra GPT-6 Astra OpenAI Flea Market Haggle score: 86
  2. 81 Claude Opus 5.5 Claude Opus 5.5 Anthropic Flea Market Haggle score: 81
  3. 77 DeepSeek V4.1 Flash DeepSeek V4.1 Flash DeepSeek Flea Market Haggle score: 77
  4. 73 Claude Sonnet 5 Claude Sonnet 5 Anthropic Flea Market Haggle score: 73
  5. 71 Qwen3.8 Max Qwen3.8 Max Alibaba Flea Market Haggle score: 71
  6. 69 Grok 4.7 Grok 4.7 xAI Flea Market Haggle score: 69
  7. 60 GPT-6 Luna GPT-6 Luna OpenAI Flea Market Haggle score: 60
  8. 58 Gemini 3.8 Flash Gemini 3.8 Flash Google Flea Market Haggle score: 58

How it's scored. Every model plays every other model, as buyer and as seller. The score is how much of the deal it keeps.

  • OpenAI
  • Anthropic
  • DeepSeek
  • Google
  • xAI
  • Alibaba