Short answerChatbase lists no free plan and starts at $32 per month billed yearly with a 40 MB training cap and one agent; Botpress lists a free plan and starts paid at $150 per month billed annually with unlimited AI agents. Neither has an official Custom GPT migration guide.
| Chatbase | Botpress | |
|---|---|---|
| Free plan | None listed (7-day trial) | Yes: 100 conversations/month |
| Lowest paid plan | $32/month billed yearly (700 credits) | $150/month billed annually (250 conversations) |
| File types | .pdf, .txt, .doc, .docx (20 MB each) | .pdf, .html, .txt, .doc, .docx, .md (50 MB each) |
| Actions | Custom actions: JSON only, 20 KB response cap | TypeScript actions in Autonomous Nodes |
| Embed | Widget, iframe, many channels | Webchat; white-label on Plus and up |
The units differ (message credits vs conversations), so a direct price comparison needs your usage numbers. Estimate with the calculator. Details: Chatbase and Botpress.
Check your GPT before you move it
Paste your instructions, file names and Actions schema into the free checker. It runs in your browser and builds a portable bundle. Nothing is uploaded.
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Sources
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