{"name":"OptionChainIQ API","status":"online","domain":"api.optionchainiq.com","auth":"Protected endpoints require X-API-Key.","rate_limits":{"public":"30-60 requests per minute by IP","protected":"120 requests per minute by API key"},"public_endpoints":["/","/health","/docs"],"protected_endpoints":["/v1/market/status","/v1/chains/{symbol}","/v1/iv-rank/{symbol}","/v1/scanners/premium"]}