Best AI Agent Tools

Brave Search API provides enterprise-grade web search access to an independent index of over 35 billion pages — one of the few search APIs not built on Google or Bing results. This independence makes it valuable for AI applications that need unbiased, diverse search results for retrieval-augmented generation (RAG), agent tool use, and training data collection. The API recently eliminated its free tier, replacing it with $5/month in free credits (~1,000 queries) on paid plans. Search queries are

Key Features:

• •Independent 30B+ page web index
• •LLM Context endpoint for AI agents
• •AI Answers with citations and streaming

Capacity is an AI-powered support automation platform that helps organizations deflect up to 90% of customer and employee inquiries through intelligent virtual agents, agent-assist tools, and conversational AI across chat, email, SMS, and voice channels. Built for support-heavy operations at contact centers, IT and HR helpdesks, and revenue teams, Capacity pairs a knowledge management layer with workflow automation so that repetitive Level 1 tickets get resolved without human intervention while

Key Features:

• •AI-powered virtual agents across voice, chat, email, SMS
• •Real-time agent assist with live coaching and suggestions
• •No-code workflow automation and campaign management