Best Free AI Agent tools

Coze is a ByteDance-backed AI team platform for building and coordinating agents, workflows, content, and app projects.

BLACKBOX AI is an encrypted multi-agent coding platform with API, CLI, IDE, and cloud execution for running and comparing AI agents.

n8n is a visual workflow automation platform for building AI agents and integrations with code-friendly control.

Zapier is a no-code automation platform for connecting 9,000+ apps, AI tools, and agents with governed workflows.

Z.ai is a free AI chatbot and agent platform powered by GLM-5.1 and GLM-5 for chat, code, slides, and design tasks.

Poe is a fast AI chat platform that lets users talk to multiple AI models and bots in one place.

Google AI for Developers provides Gemini API, Gemma open models, AI Studio, docs, pricing, and developer tools for building AI apps.

Google Antigravity is a free agentic development platform for building, managing, and automating software work with local agents, CLI, and SDK tools.

OpenClaw is an open-source personal AI assistant that can manage email, calendars, chat workflows, and other tasks from messaging apps.

Base44 is an AI app and website builder that turns plain-English ideas into working products without coding.

Luma builds AI agents and multimodal models for creative work, including image, video, audio, and text generation.

Coze is a ByteDance-backed AI team platform for building and coordinating agents, workflows, content, and app projects.

BLACKBOX AI is an encrypted multi-agent coding platform with API, CLI, IDE, and cloud execution for running and comparing AI agents.

n8n is a visual workflow automation platform for building AI agents and integrations with code-friendly control.

Runway builds AI models and tools for video generation, world simulation, and real-time conversational characters.

Zapier is a no-code automation platform for connecting 9,000+ apps, AI tools, and agents with governed workflows.

Z.ai is a free AI chatbot and agent platform powered by GLM-5.1 and GLM-5 for chat, code, slides, and design tasks.

MiniMax is an AI model and agent platform offering frontier text, video, voice, music, and developer tools.

Poe is a fast AI chat platform that lets users talk to multiple AI models and bots in one place.

Google AI for Developers provides Gemini API, Gemma open models, AI Studio, docs, pricing, and developer tools for building AI apps.

OpenRouter is a unified API platform that lets you access and route requests across many AI models and providers from one interface.

Google Antigravity is a free agentic development platform for building, managing, and automating software work with local agents, CLI, and SDK tools.

OpenClaw is an open-source personal AI assistant that can manage email, calendars, chat workflows, and other tasks from messaging apps.

Base44 is an AI app and website builder that turns plain-English ideas into working products without coding.

Higgsfield AI is an AI platform for generating images and videos, plus creative tools for editing, presets, plugins, and workflow automation.

Airtable is a no-code workspace for building AI-powered workflows, apps, and agents around shared business data.

Genspark is an all-in-one AI workspace for generating documents, slides, sheets, images, video, audio, and workflows.

Manus is an AI agent platform that helps users create slides, build websites, develop apps, design assets, and automate research tasks.

Anthropic is an AI company offering Claude models, developer tools, and safety-focused research and products.

Vapi is an API-first platform for building, testing, and deploying advanced voice AI agents at enterprise scale.

Outreach is an agentic AI revenue platform that helps sales teams prospect, manage deals, forecast, coach, and expand accounts.

Dify is an open-source platform for building, deploying, and scaling production-ready AI agents and workflows with RAG, integrations, and observability.

Vast.ai is an API-native GPU cloud for renting on-demand compute with real-time pricing and per-second billing.

Xiaomi MiMo is Xiaomi's AI model platform offering web demos, API access, blog updates, and hiring information.

Modal is a high-performance AI infrastructure platform for running inference, training, batch jobs, and sandboxes with instant autoscaling.

ElevenLabs is an AI audio platform for text-to-speech, voice cloning, dubbing, speech-to-text, music, and voice agents.

ElevenLabs is an AI audio platform for text-to-speech, voice cloning, dubbing, speech-to-text, music, and voice agents.

Luma builds AI agents and multimodal models for creative work, including image, video, audio, and text generation.

Coze is a ByteDance-backed AI team platform for building and coordinating agents, workflows, content, and app projects.

BLACKBOX AI is an encrypted multi-agent coding platform with API, CLI, IDE, and cloud execution for running and comparing AI agents.