Zetra vs Chatbase: features, pricing and which is better in 2026
Chatbase popularized the 'upload your docs, get a chatbot' workflow and is the most recognizable name in the space. It's an excellent choice if you want the fastest possible no-code setup and don't need visibility into how retrieval works under the hood.
| Criteria | Zetra | Chatbase |
|---|---|---|
| Starting price | Free tier, $39/mo Pro | $40/mo |
| Free option | Yes — 1 agent, 100,000 credits/mo free | Limited free trial, no permanent free tier |
| Speed | Fast — OpenAI embeddings + pgvector ANN search | Fast — hosted retrieval + GPT models |
| Accuracy | High — grounded answers with per-chunk similarity scores shown to you | Good with well-structured docs; citation detail varies by plan |
| Ease of use | Easy — upload docs, get a working agent in minutes | Very easy no-code setup |
| Key features |
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Chatbase pros
- Fast time-to-launch
- Polished no-code UI
- Large integration marketplace
Chatbase cons
- Retrieval internals are a black box
- Advanced actions/tooling gated to higher tiers
- No self-hosted / open pipeline option
Verdict
Chatbase wins on polish and speed-to-launch for non-technical teams. Zetra wins if you care about inspecting exactly what your agent retrieved and why — every answer ships with the source chunk, similarity score, and a full retrieval trace, and tenant/agent isolation is enforced at the database query level rather than an internal implementation detail you have to trust.
Frequently asked questions
Is Zetra a good Chatbase alternative?
Yes, particularly for teams that want transparent retrieval (visible similarity scores and source citations on every answer) and strict per-agent data isolation they can verify rather than take on faith.
Chatbase vs Zetra — which is better?
Chatbase is a mature, no-code product with a bigger integration marketplace today. Zetra is better when retrieval transparency, auditability, and open architecture matter more than an existing app-store of integrations.
Can I migrate my knowledge base from Chatbase to Zetra?
Yes — export your source documents (PDF/DOCX/TXT) from Chatbase and re-upload them to a Zetra agent; they'll be re-chunked and re-embedded automatically.