{"i":12,"slug":"inference-provider-index","chart":{"id":"gateway-markup-vs-first-party","title":"OpenRouter markup over the first-party list price","subtitle":"Per-token markup, and the markup after the Standard credit-purchase fee (calculation)","kind":"grouped-bar","unit":"percent","yLabel":"Markup (%)","series":{"$k":["name","points"],"$r":[["Per-token markup (input)",{"$k":["label","value"],"$r":[["Claude Haiku 4.5",0],["Claude Sonnet 5",0],["Claude Sonnet 5.5",0],["Claude Opus 4.8",0],["Claude Opus 5",0],["Claude Opus 5.5",0],["Claude Fable 5.1",0],["GPT-6 Luna",0],["Gemini 3.8 Flash",0],["Gemini 3.5 Flash",0]]}],["Per-token markup (output)",{"$k":["label","value"],"$r":[["Claude Haiku 4.5",0],["Claude Sonnet 5",0],["Claude Sonnet 5.5",0],["Claude Opus 4.8",0],["Claude Opus 5",0],["Claude Opus 5.5",0],["Claude Fable 5.1",0],["GPT-6 Luna",0],["Gemini 3.8 Flash",0],["Gemini 3.5 Flash",0]]}],["With the 5.5% card credit fee (input)",{"$k":["label","value"],"$r":[["Claude Haiku 4.5",5.5],["Claude Sonnet 5",5.5],["Claude Sonnet 5.5",5.5],["Claude Opus 4.8",5.5],["Claude Opus 5",5.5],["Claude Opus 5.5",5.5],["Claude Fable 5.1",5.5],["GPT-6 Luna",5.5],["Gemini 3.8 Flash",5.5],["Gemini 3.5 Flash",5.5]]}]]},"note":"A calculation: OpenRouter list price ÷ first-party list price − 1, then × (1 + 5.5%) for credits bought by card on the Standard plan (purchases large enough that the minimum fee does not apply). Fees as published on 2026-10-06; first-party prices from the vendors’ list prices.","sourceIds":["openrouter-api-snapshot","openrouter-fees","price-anthropic","price-openai","price-google"]}}