A curated collection of AI APIs and websites offering free usage of AI models under g4f principles
📊 View our interactive dashboard for a better visual overview!
I, @zukixa, am the queen of zukijourney, but I am also the only one to actively maintain this list.
We are not endorsing any of the listed services! Some of them might be considered controversial. We are not responsible for any legal, technical or any other damage caused by using the listed services. Data is provided without warranty of any kind. Use these at your own risk!
To be added to this list, your API must:
- Have a clean record
- Serve 100+ members
- Provide stable service
- Support at least chat & image generation functionalities in the OpenAI format
- Example API implementation here
Tier 1 — Established, Premium-Service AI API Leaders
| Service | Users | NSFW/RP | Open Source | Owner(s) | Models | Notes |
|---|---|---|---|---|---|---|
| zukijourney | 8,058 | ✅ Allowed | ✅ Repo | ZJ Team | Models | The undisputed leader of the AI APIs, the largest & oldest of its kind still running. Offers other popular AI-related bots too. |
| ElectronHub | 5,898 | ✅ Use /nsfw/ | ❌ | snowby666 | Models | Developed by the ex-maintainer of the poe-api-wrapper. Very RP-friendly. |
| VoidAI | 2,089 | 💰 Paid only | ❌ | acatto | Models | An odd api with historically some other ai-related projects. Now focused on just APIs it seems. |
Tier 2 — Standard, Basic AI API Services
| Service | Users | NSFW/RP | Open Source | Owner(s) | Models | Notes |
|---|---|---|---|---|---|---|
| NagaAI | 3,582 | ❌ Forbidden | ❌ | ZentixUA | Models | Honorary successor to ChimeraGPT, the largest g4f API in history (16k users). |
| HelixMind | 2,651 | ❌ Forbidden | ❌ | faer1x | Models | Subscription-based service that 'just about' fits into the g4f principles definition with its free tier, with some oddity |
| ZanityAI | 1,690 | 💰 Paid only | ❌ | Voidii | Models | solid service that has been long-running and focused on providing a rp experience. |
Tier 3 — 'Inconsistent' APIs
| Service | Users | NSFW/RP | Open Source | Owner(s) | Models | Notes |
|---|---|---|---|---|---|---|
| Kimetsu | 2,014 | ❌ Forbidden | ❌ | ichatei | Models | Place has some lore. |
| NavyAPI | 1,543 | ✅ Allowed | ❌ | draycast | Models | Small API with solid service - previously in controversy |
| MNN | 479 | ✅ Limited | ❌ | MNN | Models | Long-term standing small AI API with some useful models. |
Tier 4 — Experimental, Unstable, Open-Access APIs
| Service | Users | NSFW/RP | Open Source | Owner(s) | Models | Notes |
|---|---|---|---|---|---|---|
| WebraftAI | 1,506 | ❌ Forbidden | ❌ | ds_gamer | Models | Recovered from 5-month downtime due to the owner's health issues. Some instability in current service. |
| VoltAI | 249 | ✅ Allowed | ❌ | Zlnce | Models | API ran by a 'crackhead' (figuratively) who everyone thought went to prison. |
| hcap.ai | 219 | ✅ Allowed | ❌ | mehhovcki | Models | Small API with new developers to the space. Some creativity. |
Tier 5 — Caution Advised! Questionable AI API Offerings
| Service | Users | NSFW/RP | Open Source | Owner(s) | Models | Why Potentially Misleading? |
|---|---|---|---|---|---|---|
| NexeonAI | 409 | ❌ Forbidden | ❌ | Sakuya | Models | Owner has been regularly DDOSing competition very openly and publicly. He is the local federal agent. |
Non-Tiered — Non-API AI Servers
| Service | Users | What does it provide? | Other Notes |
|---|---|---|---|
| g4f.ai | 12,324 | Hub of the github repository that started it all. | Not very active, nor really moderated. |
| FreeGPT4 | 4,823 | Ancient community of gpt-4-free individuals. Plenty good AI-related content. | Ran by @lomusire |
| SpyrkAI | 623 | AI Labs founded by (some) ex-community members; aims to create a free & OSS alt. to OpenAI, leveraging growing interest in AI APIs. | Currently a slightly inactive server, but some behind-the-scenes work continues. |
| OpenShapes | 212 | Project server for 'open source character-ai-like discord bots' - the OpenShapes platform. | Still a WIP - project wise. Selfhost option works! |
| serika.dev | 74 | Project server for 'open source character-ai-like website characters' - the serika.dev platform | Ran by a friend of the ZJ team. |
| Webscout | N/A | All-in-one Python toolkit for web search, AI interaction, and digital utilities. Unified access to 90+ AI providers (OpenAI, Gemini, Meta, Perplexity, local LLMs), multiple search engines, and developer/media/privacy tools. CLI & OpenAI-compatible API server, supports local LLMs via Inferno, and offers utilities for YouTube, TTS, TTI, temp email/phone, weather, GitHub data, web scraping, and more. | Easy install (pip/UV/Docker), highly extensible, well-documented, and developer-friendly. Contributions welcome! |
| Service | Pricing | GPT-4.1 | Claude-3.5 | Gemini-2.5 | Deepseek-R1 | GPT-IMAGE-1 | Flux-Kontext |
|---|---|---|---|---|---|---|---|
| zukijourney | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
| ElectronHub | Details | ✅ | ✅ | ✅ | ✅ | 💰 | ✅ |
| ZanityAI | Details | ✅ | ✅ | 💰 | ✅ | ❌ | ❌ |
| HelixMind | Details | 💰 | 💰 | 💰 | 💰 | ❌ | ❌ |
| NagaAI | Details | 💰 | ✅ | 💰 | 💰 | 💰 | ❌ |
| VoidAI | Details | ✅ | ✅ | ✅ | ✅ | 💰 | 💰 |
| MNN | Details | ✅ | ❌ | ✅ | ✅ | ✅ | ✅ |
| HCAP | Details | ✅ | ❌ | ❌ | ✅ | ✅ | ❌ |
| NavyAPI | Details | ✅ | 💰 | ✅ | ✅ | 💰 | ✅ |
| Kimetsu | Details | 💰 | ✅ | 💰 | ✅ | ❌ | ❌ |
| VoltAI | Details | 💰 | 💰 | 💰 | ✅ | ❌ | ✅ |
| Service | Pricing | Text-To-Speech | Speech-To-Text | Embeddings | Moderations | Translation | Image-Upscale |
|---|---|---|---|---|---|---|---|
| zukijourney | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
| ElectronHub | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ |
| ZanityAI | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ |
| NagaAI | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ |
| HelixMind | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ❌ |
| VoidAI | Details | ✅ | ✅ | ❌ | ✅ | ✅ | ❌ |
| MNN | Details | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
The AI Chat Websites section is no longer actively maintained. For a more current list of potential providers, reverse engineering sources, and other AI-related resources:
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