Essential marketplace of AI agents for Productivity: Discover digital assistants with closed-source code by leading AI automation agency experts specializing in Productivity.

Closed-Source AI Agents for Productivity | AI Agent Store

Taskade’s AI agents, powered by GPT-4, are designed to support complex project management, research, and workflow automation. Users can assign projects or tasks that these AI agents will autonomously complete, helping with everything from content research to report writing and workflow management. By creating an **AI-powered workforce** that completes tasks independently, Taskade enhances productivity and efficiency across various departments.

Taskade AI Agents

taskade-ai-agents

Custom AI-powered agents designed to automate workflows, enhance productivity, and streamline team collaboration.

Lindy.ai is a platform that allows users to build AI agents—referred to as 'Lindies'—to automate various tasks across different applications. By integrating with over 3,000 tools, including Gmail, Zoom, and Twilio, Lindy enables the creation of AI-driven workflows without the need for coding. Users can design agents for tasks such as email management, meeting scheduling, customer support, and sales outreach, thereby saving time and improving business efficiency.

Lindy.ai

lindy-ai

An AI assistant platform that enables users to create custom AI agents for automating workflows and enhancing productivity.

ChatGPT Atlas is OpenAI’s AI-powered web browser that brings ChatGPT into every page you visit. It adds a sidebar for instant answers and summaries, optional memory so it can recall useful context, and an agent mode that can take actions on sites under your control—like researching, shopping, or handling tasks end to end. Atlas is currently available for macOS, integrates privacy controls (incognito, site permissions, history clearing), and is free to download with optional paid tiers for additional features.

ChatGPT Atlas

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AI browser with a ChatGPT sidebar, memory, and agent mode to summarize, search, and act across the web; macOS app, free with upgrades.

Comet is Perplexity’s AI-powered web browser that acts like a personal assistant while you surf. Built on Chromium, it weaves Perplexity into the browser to answer questions, research, summarize pages, shop, book, and automate routine actions. Comet is available for macOS and Windows, with Android listed as coming, and has recently been made free to download for everyone—while optional subscriptions (e.g., Comet Plus, Perplexity Pro/Max) add premium capabilities and benefits.

Comet (Perplexity)

comet-perplexity

AI browser from Perplexity that assists your browsing—search, summarize, automate tasks, and organize online; free with optional upgrades.

AIApply is an AI-powered job search platform that helps candidates create tailored resumes and cover letters, prepare for interviews, and even auto-apply to matching roles. The service offers a web app plus companion tools (Chrome extension and desktop app) to scan listings, optimize for ATS, customize applications, and track progress. Designed for speed and volume, AIApply combines content generation with automated submission to reduce time-to-apply and improve response rates.

AIApply

aiapply

AI job search assistant for resumes, cover letters, interview prep, and auto-apply; web app with Chrome/desktop tools and freemium tiers.

Shortcut (TryShortcut.ai) is an AI Excel agent that automates spreadsheet work—from cleaning data and writing formulas to building full financial models like DCFs, LBOs, and three-statement models. It runs as a web app and as a native Excel add-in, preserving formatting and formulas while supporting multi-turn edits, audits, and export to .xlsx. A free tier provides limited daily tasks, with paid plans unlocking unlimited usage, priority processing, templates, and the Excel plugin.

Shortcut (Excel AI)

shortcut-excel-ai

AI Excel agent that builds and edits spreadsheets, models, and analyses via chat and an Excel add-in; free tier plus paid plans.

Zoho Zia is the cross-suite AI assistant embedded in Zoho’s business apps. In CRM, Zia supports reps with lead and deal scoring, anomaly detection, forecasts, and “Ask Zia” chat/voice queries. In Desk, it aids support with intent and sentiment insights and generative responses, while Writer provides Zia for drafting, editing, and multilingual grammar checks. Zia also offers generative features across apps, designed as value-centric, contextual AI delivered within Zoho subscriptions rather than separate per-use add-ons.

Zoho Zia

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AI assistant across Zoho apps for sales, support, and writing, with predictions and generative help included in Zoho plans.

Assista AI is a multi-agent automation platform that turns plain-English requests into end-to-end workflows across your SaaS stack. It connects to 80+ tools (e.g., Gmail, Slack, HubSpot, Notion, Asana), coordinates specialized agents to research, draft, schedule, enrich, and send, and reports results back to you. Delivered as a web app with optional voice agent minutes, Assista offers a free tier and scalable plans suited to founders, GTM teams, and operations who want to eliminate busywork without code.

Assista AI

assista-ai

Multi-agent automation that executes tasks across Gmail, Slack, HubSpot and 80+ apps from natural-language workflows; free tier and paid plans.

Enso is an AI agents marketplace built for small businesses. It offers a library of task-focused agents that act like virtual employees to automate marketing, sales, admin, and other growth workflows. Subscribers get 24/7 automation for a flat monthly fee, with guided setup and built-in skills that run in the background so teams can focus on higher-value work. Enso positions itself as a simple, affordable way for SMBs to adopt practical AI without extra headcount.

Enso

enso

AI agents marketplace for SMBs delivering automated growth, marketing, and admin tasks for a flat $49/month.

Bardeen is a no-code workflow automation platform delivered as a Chrome extension and cloud service. It connects your web apps, triggers multi-step playbooks, and performs browser-native actions like scraping, filling forms, sending follow-ups, and syncing data. Aimed at GTM and operations teams, Bardeen offers AI-generated and templated playbooks, app integrations, and enterprise features such as SSO and private deployments, helping teams eliminate repetitive tasks and orchestrate end-to-end workflows.

Bardeen

bardeen

No-code automation that connects web apps, runs browser actions, and builds AI-powered playbooks for sales and ops teams.

Google Opal is an experimental no‑code tool from Google Labs that lets users build, edit, and share AI mini‑applications using plain English. It converts natural language prompts into visual workflows—chain prompts, AI model calls, and outputs—editable via conversational or drag‑and‑drop interfaces. Templates and sharing via Google account ease prototyping and collaboration. Currently available in U.S. public beta, Opal offers a frictionless entry into agentic app creation using Gemini models.

Google Opal

google-opal

An experimental no‑code platform from Google Labs to build and share AI mini‑apps via natural language workflows.

ChatGPT Agent is OpenAI’s built‑in autonomous agent that can perform web browsing, form filling, code execution, file generation (e.g., PowerPoint, Excel), and API interactions via a “virtual computer.” It combines earlier tools like Operator and Deep Research to manage complex tasks end‑to‑end, asking for user approval before irreversible actions and enforcing safeguards like watch mode and restricted access. It is available to Pro, Plus, and Team users, with rollout to Enterprise and Education tiers planned later in summer 2025.

ChatGPT Agent

chatgpt-agent

An autonomous AI tool within ChatGPT that executes complex, multi‑step digital tasks using a virtual computer.

Closed-Source AI Agents for "Productivity" Industry