{"description":"Cloudflare Workers AI with function calling","model":"@cf/meta/llama-3.1-8b-instruct-fast","usage":{"chat":"POST { \"messages\": [{\"role\":\"user\",\"content\":\"...\"}] }","tool_call":"POST { \"messages\": [...], \"tools\": [{\"type\":\"function\",\"function\":{\"name\":\"...\",\"description\":\"...\",\"parameters\":{...}}}] }"}}