Best free AI chatbots & agents tools

Free plans compared side by side (limits, watermarks, commercial use), checked 2026-10-22: Free plan limits →

2 free AI chatbots & agents tools with a free plan confirmed on the official pricing page (each shows its own checked date): Botpress, Zapier Agents. They do different main jobs, so pick by the job you need.

1. Botpress

   Build and deploy AI chatbots and agents.

   Main job: support chatbot

   🆓 Free: $0, 100 conversations

   💲 Paid: Plus $150/mo billed annually (250 conversations); extra $0.65/conversation

   checked 2026-10-19

2. Zapier Agents

   Automations and AI agents connected to 7,000+ apps.

   Main job: AI agents

   🆓 Free forever: 100 tasks/mo

   💲 Paid: Professional from $19.99/mo; Team from $69/mo

   checked 2026-10-19

Compare paid options: all AI chatbots & agents tools · all free AI tools