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Pi vs Z.ai
Pi edges Z.ai on our editorial score (4.0 vs 4.1), but Pi is the better fit if you want live voice calls and long-term memory; Z.ai has no clear edge there.
0| Pi | Z.ai | |
|---|---|---|
| Puntuación editorial | 4.0 / 5 | 4.1 / 5 |
| Precio | Free | Free |
| Rango de precio | Free | Free |
| Plan gratuito | Sí | Sí |
| Detalle de precio | Free, with no usage limit and no paid tier — no card required. | Web chat is free (checked 2026-09-30); GLM Coding and API plans are priced separately for developers. |
| Contenido para adultos | No adult mode | No adult mode |
| Voz | Llamadas en vivo | No |
| Imágenes | No | No |
| Vídeo | No | No |
| Memoria | Sí | No |
| Personajes personalizados | No | No |
| Tipos de compañero | Any character | Any character |
| Plataformas | Web, iOS, Android | Web |
| Funciona localmente | No | No |
Pi — nuestra opinión
Completely free, genuinely warm, and no upsell wall. Not a roleplay product, but an excellent listener.
- Entirely free with unlimited voice
- Consistently rated the most empathetic free model
- No ads
Z.ai — nuestra opinión
A capable free general assistant — the closest free peer to DeepSeek for everyday chat.
- Free frontier-model chat
- Fast responses
- No account friction to try
Pi vs Z.ai — preguntas frecuentes
Which is cheaper, Pi or Z.ai?
They cost the same on our recorded numbers (Free).
Which one has a free tier?
Both do — you can try either without paying.
Which remembers conversations better?
Pi retains context across sessions; Z.ai keeps context only within a session.
Which handles adult content differently?
Pi: No adult mode. Z.ai: No adult mode. This directory is SFW — we record whether a mature mode exists so you know before signing up, and we describe no explicit material.
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