Best alternatives to Z.ai (2026)
15 verified chatbots alternatives to Z.ai, machine-checked for live status, real pricing, and genuine free tiers.
| Tool | Free tier | API | Freshness | Key difference |
|---|---|---|---|---|
| Retell AIUsage-based | — | ✓ | 100 | Offers an API |
| DeepSeekFreemium | — | ✓ | 100 | Open source |
| Le ChatFreemium | ✓ | ✓ | 100 | Open source |
| Venice AIFreemium | — | ✓ | 100 | Offers an API |
| ReplikaFreemium | — | — | 100 | AI companion chatbot. |
| GPT4AllOpen source | ✓ | — | 100 | Open source |
| HuggingChatFree | — | — | 100 | Open source |
| Qwen ChatFreemium | ✓ | ✓ | 100 | Open source |
| KimiFreemium | — | ✓ | 100 | Offers an API |
| GrokFreemium | ✓ | ✓ | 100 | Open source |
| Mistral AIFreemium | — | ✓ | 100 | Open source |
| MstyFreemium | — | — | 100 | Friendly local + online LLM app. |
| VoiceflowFreemium | ✓ | ✓ | 100 | Verified free tier |
| ChatboxFreemium | — | — | 100 | Open source |
| Bing ChatFreemium | ✓ | — | 60 | Verified free tier |