The AI Agent Index

Litmaps

by Litmaps

★3.5

Literature discovery tool that builds citation maps from seed papers and alerts researchers to new work. Free plan; Pro from $10/mo billed annually for education.

Tidio

by Tidio

★4.6

Live chat, help desk and Lyro AI Agent for small businesses and ecommerce. Free plan. Starter $24.17/mo billed annually ($29 monthly), Growth from $49.17, Plus from $300/mo (USD).

Kommunicate

by Kommunicate

★4.7

No-code AI customer service agents for web, mobile apps, WhatsApp, Telegram, Instagram, email and voice. Starter $40/mo or $34/mo billed annually (USD). 30-day free trial.

Viktor

by Zeta AI, Inc.

★4.3

Slack, Microsoft Teams and Discord AI coworker that connects to 3,200+ tools, writes and runs code, and delivers finished PDFs, dashboards, and web apps. $100 in free credits, then from $50/mo for 20,000 credits (USD).

Gorgias

by Gorgias

★5.0

AI-first helpdesk built specifically for ecommerce brands on Shopify, BigCommerce, and Magento. Helpdesk from $10/mo, AI Agent billed per resolved conversation. Used by 17,000+ brands including Arc'teryx.

Reply.io

by ReplyApp Inc.

★4.2

Multichannel sales engagement platform for email, LinkedIn, calls and SMS, with live B2B data, deliverability tools and an MCP server. From $49/user/mo billed annually (USD).