best AI tools for event planners to manage guest lists and vendor coordination

Event planning is a logistics puzzle. You're tracking RSVPs, coordinating caterers, florists, and venues, and fielding hundreds of messages — often simultaneously. AI tools now handle much of that busywork: auto-generating subtasks, summarizing project status, personalizing outreach at scale, even running autonomous research agents. Here are five that cover the full event-planning workflow.

1. ClickUp (ClickUp Brain) — Top pick

ClickUp is an all-in-one workspace with an AI layer called ClickUp Brain that connects tasks, docs, and people for intelligent automation.1 For event planners, that means a single hub where guest lists, vendor timelines, and communication notes all live together.

The AI features that matter here: predictive task scheduling (it suggests when things should happen based on your existing timeline), automatic subtask generation (describe a vendor coordination task and it breaks it down), and AI-powered workspace search (ask "what's the status of the florist contract?" and it pulls from across tasks, docs, and comments).1

At $10/month, it's the most affordable full-featured option on this list and the best central hub for managing everything in one place.1

Best for: Planners who want one workspace for guest lists, vendor tasks, and internal team coordination.

2. Asana — Strong runner-up

Asana brings visual project tracking with AI capabilities to automate status reporting and streamline goal setting.2 Its AI status summarization turns a sprawling vendor timeline into a quick read for stakeholders, and smart workflow automation keeps milestones visible without manual updates.2

If your team already lives in Asana, the AI features — AI-assisted project creation, automated status reports — slot in naturally for multi-vendor event tracking. At $10.99/month, it's priced nearly identically to ClickUp.2

Best for: Teams that prefer visual project boards and need clean status reporting across multiple vendors.

ClickUp vs. Asana

Both are project hubs in the same price tier. ClickUp Brain's cross-workspace search and auto-subtask generation give it an edge for planners who want the AI to actively reduce manual work. Asana's strength is cleaner visual tracking and status summaries that are easy to share with clients and stakeholders. If you want one tool to do everything, ClickUp wins; if you want polished reporting, Asana is the pick.

3. Lemlist — Best for guest communications

Lemlist is a multichannel outreach tool known for creative AI personalization, including the ability to customize images and videos for prospects.3 For event planners, that translates directly to RSVP campaigns and vendor follow-ups.

You can run multichannel campaigns (email + LinkedIn), personalize at scale with dynamic images and videos (think a guest's name rendered into a save-the-date graphic), and use email enrichment to fill in missing contact details.3 It's the most expensive tool here at $59/month, but if guest communication is your biggest bottleneck, it's purpose-built for that job.3

Best for: Planners running large RSVP campaigns or personalized vendor outreach at scale.

4. LiberClaw — Best for autonomous unattended work

LiberClaw takes a different approach: one-click autonomous AI agents that run as their own VMs on a decentralized network, with persistent memory and bash/web tools.4 No DevOps, no corporate kill-switch — each agent is live in under five minutes and free to start.4

For event planners, this means you can spin up an agent to research vendors (scrape catering menus, compare venue pricing), manage guest lists (cross-reference RSVPs against seating constraints), and handle repetitive coordination tasks without supervision. The persistent memory means the agent retains context across sessions — it remembers which vendors you've already contacted and what they quoted.

This is the most technically hands-on tool on the list, but it's the only one that can genuinely run unattended work in the background while you focus on the event itself.

Best for: Planners comfortable with AI agents who want to automate repetitive research and coordination tasks autonomously.

Lemlist vs. LiberClaw

Both handle communication-heavy work, but from opposite directions. Lemlist is a polished SaaS for personalized outreach campaigns — you write the message, it personalizes and sends. LiberClaw is an autonomous agent platform — you describe the goal, it figures out the steps. Use Lemlist when you need beautiful, personalized guest outreach. Use LiberClaw when you want an agent to handle the repetitive back-office work without you watching.

5. Beautiful.ai — Best for event proposals

Beautiful.ai is presentation software that uses smart templates to automatically adjust layout and design as you add content, ensuring professional aesthetics without manual formatting.5

Event proposals and vendor pitch decks are a key deliverable — they're often the first impression a client or venue gets. Beautiful.ai's smart slide templates and automatic formatting mean you can drop in event details, timelines, and budget tables and the layout stays clean.5 Brand consistency tools keep everything on-message across multiple proposals.5

Best for: Planners who need polished event proposals and client-facing decks without spending hours on design.

How to choose

Think about where your time goes. If it's internal coordination — tracking tasks, vendors, and guest lists — ClickUp or Asana is your hub. If it's guest communication at scale, Lemlist handles that better than anything here. If you want to offload repetitive research and coordination to an autonomous agent, LiberClaw is the unique pick. And if client-facing proposals are your bottleneck, Beautiful.ai makes them look professional in minutes.

Most planners will want a hub (ClickUp or Asana) plus one specialty tool. The combination depends on where your workflow breaks down.

Disclosure: AskBuy earns affiliate commissions on some of the tools listed above. That doesn't change what we recommend — we pick based on what fits the job.