{"sample":true,"note":"Static example of what /ai/chat-large returns; not live data and not charged. Call without sample=1 and pay $0.01 with any x402 client for a live result.","tool":"/ai/chat-large","price":"$0.01","example":{"model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","response":"x402 lets software pay for an HTTP request with a stablecoin by answering a 402 Payment Required challenge."}}