{"i":3,"slug":"model-head-to-head","chart":{"id":"h2h-cost-per-pass","title":"List-price cost per passing answer (calculation)","subtitle":"All calls in a configuration, failures included, divided by its passes","kind":"bar","unit":"usd","yLabel":"USD per passing answer","series":[{"name":"Cost per pass","points":{"$k":["label","value","n","highlight"],"$r":[["Claude Sonnet 5.5 · Claude Code",0.00624,15,true],["Claude Opus 5.5 (low) · Claude Code",0.00829,15,true],["Claude Haiku 4.5 · Claude Code",0.00836,15,false],["GPT-6.1 Sol (low) · Codex CLI",0.00998,10,false],["Claude Opus 5.5 · Claude Code",0.01009,15,true],["Claude Opus 5.5 (high) · Claude Code",0.01049,15,true],["GPT-6.1 Sol (high) · Codex CLI",0.01322,15,false],["GPT-6.1 Sol (medium) · Codex CLI",0.01564,15,false],["Claude Fable 5.1 · Claude Code",0.02054,15,true]]}}],"note":"Calculation, not a bill: reported tokens × list price; the calls ran on flat subscriptions. A failed call still costs, so a lower pass rate raises the cost per pass. Highlighted bars are on the speed/cost/quality frontier.","sourceIds":["agent-provider-h2h","calc-repricing","price-anthropic","price-openai"]}}