AI tools for “agents”

Find the best free AI tools for building real applications. LLM APIs, AI IDEs, CLI tools, local models, RAG stacks, and more. Updated April 2026.

Papaya analyzes AI agent traces and code to improve quality, cut latency, and reduce cost. It reviews prompts, context, tools, sub-agents, caching, and more.

Guidelines for building UI components with a perfect user experience, developer experience and agentic experience, whether humans or AI agents write them.

Process Street is the Compliance Operations Platform that turns your policies into automated, AI-enforced workflows. Prove every step, pass every audit, and scale without chaos.

AI voice agents that convert 40% of ecommerce calls into sales. Handle calls 24/7. Free ROI calculator. Try risk-free. AI ReFounderTurn Calls Into Sales, 24/7How It WorksPricingBlogROI CalculatorGet StartedWho answers…

Build and host studio-quality business websites with AI — custom domain, hosting, and SEO included. The same prompt ships full-stack web and mobile apps.

Sim is the open-source AI workspace where companies build, distribute, and govern AI agents. 270+ integrations, every major LLM, permission groups, spend limits, and self-hosting.

Frontier AI agents that think, act, and transact in banking, politics, and public systems. Built with trust, governance, and auditability.

The ultimate directory for Claude Code. 60 curated agent prompts, 230+ MCP plugins, and 175 skills. Copy-paste ready. Updated weekly.

GLIB's Agentic Decisioning & Automation Platform orchestrates AI agents, workflows, and human oversight to transform fragmented financial operations into intelligent decision journeys.

Rootflo offers AI-powered automation for banks and financial teams — from real-time agent assist to intelligent audits and gold loan underwriting. Boost efficiency, reduce risk, and improve client experience.

Deploy production AI with full control. Build agents and RAG systems using the Haystack Enterprise Platform, trusted by enterprise, defense, and regulated industries.

Research-driven AI agents that operate real computers. Try Sai, your first robosecretary About Product Research Blog Agent S Simulang Business Sai for Teams Sai for Enterprise For Sales For Finance For Marketing For…

aixplain is the operating system for accountable AI agents you own, across your operations and services. Skip to contentProductOSHow it all fits togetherOmniThe AI agent you delegate work toKoderaixplain’s coding…

A 5-minute weekly email on the AI models, tools and research that actually matter at work. Join 20,000 readers from Google, Amazon and Microsoft.

MecAgent is the AI copilot for CAD software: Text-to-CAD, Drawing-to-CAD, drawings and automations inside SolidWorks. Free download for Windows.

Build and deploy powerful AI agents in minutes. Command turns prompts into prod-ready agents. From chatting with PDFs to planning your lunch, Command makes it effortless to create intelligent agents with built-in tools,…

Browse, automate, and execute — Fellou is the world's first self-driving browser where AI doesn't just chat, it acts. Automate multi-step tasks across websites, analyze data, and get things done while you focus on what…

Building AGI with our mission Intelligence with Everyone. Global leader in multi-modal models and AI-native products with over 200 million users.

A curated pack of AI research and content actions that drop into any HubSpot workflow and double as tools for Agent Builder (Breeze) agents.