What are the best no-code AI agent builders in 2026?

Quick Answer: The leading no-code AI agent builders as of April 2026 are Relevance AI (team-oriented agent builder with tool use), Lindy (personal AI assistants with triggers), Gumloop (visual agent workflows), Relay.app (human-in-the-loop agents), and Bardeen (browser and SaaS agent automation). Each targets a different surface: internal ops, personal productivity, data workflows, or browser tasks.

Best No-Code AI Agent Builders in 2026

No-code AI agent builders let teams compose agents that call LLMs, use tools, and take actions across SaaS systems without writing code. As of April 2026, the category has matured beyond chatbots into fully autonomous multi-step agents.

Relevance AI — Team AI Workforce

Relevance AI lets teams create agents that work alongside employees, with tool use, memory, and delegation to other agents.

  • Visual builder with tool library (email, CRM, web scraping)
  • Agent teams with manager/worker delegation
  • Integrations with Salesforce, HubSpot, Slack, Gmail
  • Pricing starts around $19/month

Lindy — Personal AI Assistants

Lindy focuses on personal productivity agents triggered by calendar events, inbound email, or Slack messages. It pre-packages agents for meeting scheduling, inbox triage, and research.

  • 200+ templates for common personal workflows
  • Trigger-based execution (email, calendar, webhook)
  • Human-in-the-loop review before sending messages

Gumloop — Visual Agent Workflows

Gumloop offers a node-based canvas that pairs LLM reasoning with structured data steps, making it well suited for research, data enrichment, and content pipelines.

  • Node canvas with LLM, scraping, and data nodes
  • Batch processing over spreadsheets
  • Scheduled runs and webhook triggers

Relay.app — Human-in-the-Loop Agents

Relay.app pairs traditional workflow automation with AI steps and explicit human approval points, making it a fit for teams that want AI drafts with human oversight.

  • Approval steps with email and Slack notifications
  • AI steps for drafting and classification
  • Broad SaaS integration library

Bardeen — Browser and SaaS Agents

Bardeen runs in the browser as an extension and automates tasks across web apps using AI and scrapers. It targets sales prospecting, research, and data entry.

  • Chrome extension with recorded browser actions
  • AI agent mode for open-ended tasks
  • Free tier with usage-based premium plans

Choosing a No-Code Agent Builder

  • For sales and ops teams building shared agents: Relevance AI
  • For personal productivity: Lindy
  • For data-heavy research pipelines: Gumloop
  • For workflows needing approvals: Relay.app
  • For browser-based tasks: Bardeen

Related Questions

Last updated: | By Rafal Fila

Related Tools

Related Rankings

Best Open-Source Workflow Engines for Engineers in 2026

A ranked list of the best open-source workflow engines for engineers in 2026. This ranking evaluates code-first workflow orchestration platforms that engineers can self-host, extend, and embed inside existing software stacks. The ranking differs from the broader Best Open-Source Automation 2026 list by focusing specifically on workflow engines intended for developers: platforms that prioritize SDK coverage, durable execution, scalability, and operational controls over visual SaaS-connector automation. It includes durable execution engines (Temporal), data and task orchestrators (Apache Airflow, Prefect), low-code workflow builders with strong self-host stories (n8n, Windmill, Activepieces), and historical agent-based tools (Huginn).

Best Automation Tools for Healthcare in 2026

A ranked list of the best automation tools for healthcare organisations in 2026. This ranking evaluates platforms across HIPAA readiness, audit logging, PHI handling, on-premise or private-cloud deployment options, and integration with clinical and administrative systems. The ranking includes enterprise RPA (UiPath, Automation Anywhere), Microsoft-native automation (Power Automate), general-purpose workflow automation (Zapier on Business tier, Make, n8n self-hosted), and enterprise iPaaS (Boomi). Each entry is evaluated against the specific compliance, data-residency, and clinical-integration requirements that distinguish healthcare from other industries.

Dive Deeper