Best AI Chatbot Builders · FREE
Best free AI Chatbot Builders (2026)
6 ai chatbot builders that offer a genuine free plan, ranked by entry price. Every figure links to the public page it was captured from — the vendor's own wherever the vendor publishes the number, otherwise the named public source — with the date we captured it.
Key takeaways
- Cheapest: Botpress at $0/mo.
- Qualifying: Botpress, Chatbase, Landbot, ManyChat, Tidio, Wonderchat.
- Data current through: 2026-11-01. STALE marks a row whose price we have not re-checked at its source in over 30 days; a vendor with no published price is marked when any of its plans is. 3 of 6 rows below are marked.
Comparison
| # | AI Chatbot Builder | Entry price | Free | HIPAA | SOC 2 | Best for | Source |
|---|---|---|---|---|---|---|---|
| 1 | Botpress STALE · 2026-09-05 | $0/mo | Yes | No | — | Developers building custom bots | botpress.com |
| 2 | Chatbase STALE · 2026-09-27 | $0/mo | Yes | — | Yes | SMBs adding chatbot to website | chatbase.co |
| 3 | Landbot | $0/mo | Yes | No | — | Lead generation funnels | landbot.io |
| 4 | ManyChat STALE · 2026-09-02 | $0/mo | Yes | No | Yes | Social commerce and D2C brands | manychat.com |
| 5 | Tidio | $0/mo | Yes | No | Yes | E-commerce customer support | tidio.com |
| 6 | Wonderchat | $0/mo | Yes | — | — | SMBs wanting website knowledge-base chatbot | wonderchat.io |