{"i":12,"slug":"inference-provider-index","chart":{"id":"gateway-vs-direct-claude-sonnet-5-5","title":"Claude Sonnet 5.5: OpenRouter vs Anthropic list price","subtitle":"USD per million tokens, before any credit-purchase fee","kind":"grouped-bar","unit":"usd","yLabel":"USD per million tokens","series":[{"name":"Input","points":[{"label":"OpenRouter","value":2},{"label":"Anthropic (first-party list price)","value":2}]},{"name":"Output","points":[{"label":"OpenRouter","value":10},{"label":"Anthropic (first-party list price)","value":10}]}],"note":"OpenRouter price reported by OpenRouter’s public API, snapshot 2026-10-06. Anthropic price from the vendor’s published list price as recorded in the product price table. OpenRouter charges a 5.5% fee when credits are bought, not per request; the markup chart shows the price with that fee.","factContext":"Claude Sonnet 5.5 · list price, snapshot 2026-10-06","sourceIds":["openrouter-api-snapshot","price-anthropic"]}}