Free AI Agents AI Tools

Mails.ai provides email infrastructure for AI agents: inbound emails are scanned for prompt-injection, scored for sender reputation, optionally classified into intent/entities, and delivered as structured events to agent code via SDKs and MCP.

Writesonic's Chatsonic is an AI marketing agent that combines multiple large language models (GPT-4o, O1, Claude, Gemini, Flux) with marketing integrations and workflows to research, create, optimize, and publish marketing content.

AI Magicx is a unified AI workspace that provides access to 50+ generative models for chat, image, video, voice, and music in a single platform, plus developer tools like a CLI, AI app builder, agents, and team/enterprise features.

BacklinkGPT is a SaaS AI agent that automates link prospecting and outreach for SEO teams, founders, and agencies: it reads your site, scans SERPs and competitor backlinks, ranks prospects, finds contact details, drafts personalized pitches, and runs outreach via email and LinkedIn with configurable autopilot controls.

Richpanel is a customer service and help desk platform for ecommerce and direct-to-consumer brands that combines a collaborative agent inbox, a self-service portal, integrations across tech stacks, and integrated AI to automate resolutions and assist agents.

Verifast is an AI-first platform that provides plug-and-play AI chatbots and agents for D2C and e-commerce brands to drive sales, automate support, and mine customer conversations for insights across web, mobile, email and social channels.

LaunchLemonade is a business-focused AI platform that runs configurable AI assistants which read and act on email, calendar and documents while providing permissions, audit trails, and data controls to keep client data private and GDPR-ready.

Chatbase is an enterprise platform for building, training, and deploying AI-powered customer support agents that integrate with business systems, automate workflows, and provide omnichannel support with enterprise-grade security.

Vellum is a personal AI assistant platform that runs continuously to automate routine work—email triage, calendar management, meeting prep, delegation and travel booking—while learning user preferences over time.

GPTConsole is a developer-focused platform for creating, sharing, and monetizing autonomous AI agents that perform practical tasks (building apps, reviewing code, generating doodles). It provides an SDK, API, CLI, and in-house agents (Pixie, Chip, Doodle) to accelerate production-ready app and feature development.

Busabase is an open-source database and workspace for AI agents. It stores agent output as reusable data, documents, skills, and apps that teams can review and share.

AgentGuard is a developer SDK and open-source tool for controlling AI-agent costs and access. It provides per-workflow budgets, credential isolation, token metering, and MCP policy enforcement.

Velozity is an AI-powered team workspace that brings people and AI agents together for chat, calls, transcription, task management, scheduling, and collaborative work. Teams can create AI agents, delegate work to them, and collaborate in shared audio and video cabins.

UTTER IN is an AI life assistant that turns voice notes, typed thoughts, or links into proposed reminders, plans, calendar events, and saved notes. You review and approve each action before anything is saved or scheduled.

Prefactor is a runtime evaluation and enforcement platform for AI agents. It traces production runs, scores them against custom evaluations, and can pause or block risky actions.

Okara is an AI-first marketing platform that acts as an "AI CMO": it runs 10+ marketing agents (SEO, Writer, Influencer, Reddit, GEO, Coding, UGC video, social agents, etc.) to research, draft, and publish marketing content and technical fixes across integrated CMS, analytics and social channels.

Evvery is a personal AI assistant that organizes your life into private, persistent Spaces, remembers user-provided memories, connects to calendars, and can be used from iMessage and an iOS app; it emphasizes privacy (not trained on your data) and offers a free tier plus a $10/month membership.

Verity Score is a Shopify app for Generative Engine Optimization (GEO) that audits what AI assistants read about your products, tracks shopper prompts to AI, drafts missing content and fixes, and measures AI-driven traffic through to cart and orders.

AEXGrid is a desktop workspace that connects multiple AI agents and human roles into a single visual environment for coordinating conversations, tasks, and agent integrations. It is a free early-build app for Windows and Linux that integrates third-party AI provider accounts.

HydraDB is an object-storage-native distributed graph database built as a context layer for AI systems, purpose-built to store and serve structured, temporally versioned context for agents, memories, ontologies, and enterprise copilots.

Accordio is an autonomous back‑office super‑app for solopreneurs and small teams that combines AI assistants, time tracking, contracts, e-signatures, invoicing, bank reconciliation and meeting recording — accessible in-browser, via a Mac menubar app, or by texting on WhatsApp/Telegram/Slack and integratable with Claude and other LLMs.

Catenary is a local-first spatial IDE that orchestrates AI coding agents (Claude Code, Codex, Cursor, Grok, OpenCode, Pi, etc.) on an infinite canvas, combining floating terminals, Monaco editors, browsers and isolated git worktrees with visual wires and a side-by-side editor for tracking agent activity.

Reflexio is a learning platform for AI agents that captures user corrections and interaction outcomes to produce auditable, tunable behavioral learnings which agents can retrieve and apply to improve future performance.

MagiCrew is an enterprise open-source AI Agent platform that lets organizations deploy dedicated AI digital workers to execute real tasks, produce deliverable-ready outputs (PPTs, dashboards, reports, Excel) and integrate with ERP/CRM and skill ecosystems.