{"endpoints":{"GET /health":"Health check","POST /search":{"description":"Execute web search","parameters":{"engine":"google|bing|duckduckgo|yandex|baidu|ecosia (default: google)","extract":"boolean (default: false)","limit":"integer 1-10 (default: 5)","mode":"fast|balanced|any (default: fast)","query":"string (required)"}},"POST /search/batch":{"body":{"queries":[{"engine":"google","limit":3,"query":"q1"}]},"description":"Execute multiple searches at once"}},"example":{"body":{"query":"what is AI"},"method":"POST"},"service":"OpenSERP API for LLM","version":"1.0.0"}