OpenRouter
DetailsA multi-model routing platform for developers; switch models by changing the base_url with the OpenAI SDK, ideal for teams comparing the quality and price of many models at once.
OpenAI API gateways
Gateways that serve OpenAI models or accept the OpenAI-compatible format. Check the base_url, exact model names, function calling, streaming, and balance queries before you rely on one.
- Small amounts
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Directory
Matching gateways
24 candidate services match. Before opening a detail page, confirm model names, pricing, payment, and terms of service on the platform's own site.
Vercel AI Gateway
DetailsVercel's official AI Gateway, emphasizing unified model calls, failover, caching, and observability; ideal for apps already deployed on Vercel.
302.AI
DetailsA tool and API aggregation platform covering text, image, video, and audio AI capabilities; ideal for individuals and small teams wanting one-stop access to many models.
OhMyGPT
DetailsA common API relay service among Chinese users; the site highlights aggregation of OpenAI, Claude, and Gemini plus multiple top-up methods.
AI/ML API
DetailsA multi-model API aggregation platform; the docs list an OpenAI-compatible interface, model list, and image/audio/video APIs, ideal for overseas developers wanting unified access.
Portkey AI Gateway
DetailsAn enterprise-oriented AI Gateway focused on a unified interface, routing, fallback, observability, and logging; ideal for teams needing to govern multi-model calls.
LiteLLM Proxy
DetailsAn open-source LLM gateway/proxy layer that unifies many providers into an OpenAI-style interface; ideal for teams that want to self-host a relay and control their own keys and logs.
One API
DetailsAn open-source project for managing and distributing OpenAI-style interfaces; commonly used to self-host an API relay with channel management, quotas, and token grouping.
New API
DetailsAn open-source multi-channel gateway evolved from the One API ecosystem, with more model channels, billing features, and operational config; ideal for webmasters or teams self-hosting a unified API entry point.
Hezu Bus
DetailsA relay service aimed at individual developers and AI coding-tool users; public info highlights low multipliers, small-amount usage, and coding scenarios like Codex.
Sublyx
DetailsA relay service for API-compatible calls; public info emphasizes cost-effectiveness, stable availability, and account top-up features.
Msairelay
DetailsA relay service for GPT and Claude calls; public info emphasizes transparent pricing and response speed.
OpenAI Official API
DetailsOpenAI's official developer platform; ideal for teams needing native GPT, image, speech, and vector interfaces. China access, payment, and compliance must be handled yourself.
Xigua API
DetailsA multi-model API aggregation service compiled from public info; it shows many integrated models and support for WeChat, Alipay, and crypto top-up.
Wuai API
DetailsA multi-model aggregation API service compiled from public info; it shows moderate pricing, acceptable stability, and WeChat/Alipay top-up.
laozhang.ai
DetailsA common China-based AI API relay; public info shows support for OpenAI, Claude, Gemini, and RMB and USDT top-up.
AiHubMix
DetailsA one-stop multi-model AI API relay; public info shows support for OpenAI, Claude, Gemini, Midjourney, Suno, and more.
API2D
DetailsA China-based service focused on OpenAI API relay; public info emphasizes stability and developer-doc experience.
Closeai
DetailsA developer-community-oriented AI API relay; public info shows support for OpenAI, Claude, and o1-series models.
V3 API
DetailsA China-based AI API relay; public info shows a focus on Claude and GPT relay, plus Gemini support.
GPTGod
DetailsAn OpenAI/Claude relay for individual developers; public info shows low prices and small-amount top-up friendliness.
0011.ai
DetailsA relay service for AI coding tools; public info shows it can be used for Claude Code and OpenAI Codex scenarios.
CoderPlan
DetailsA unified LLM API gateway for China-based developers; public info shows support for Claude, GPT, Gemini, DeepSeek, and adaptation for tools like Cursor, Claude Code, and Cline.
HCAI
DetailsA China-based multi-model relay; public info shows support for ChatGPT, Claude, Gemini, DeepSeek, and emphasizes China direct connection.
Compare
Side-by-side comparison
| Gateway | Supported models | OpenAI-compatible | Claude | Gemini | DeepSeek | Payment methods | Price level | Docs |
|---|---|---|---|---|---|---|---|---|
| OpenRouter | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Credit card, Stripe, Free trial | Standard price, Pay-as-you-go | Docs |
| Vercel AI Gateway | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Credit card, Free trial | Standard price, High stability, Pay-as-you-go | Docs |
| 302.AI | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Credit card, Free trial | Standard price, Signup credit, Pay-as-you-go | Docs |
| OhMyGPT | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Alipay, WeChat, USDT, PayPal, Stripe, Free trial | Low cost, Signup credit, Pay-as-you-go | Docs |
| AI/ML API | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Credit card, Stripe, Free trial | Standard price, Pay-as-you-go | Docs |
| Portkey AI Gateway | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Credit card, Stripe | High stability, Plan-based | Docs |
| LiteLLM Proxy | OpenAI, Claude, Gemini, DeepSeek, Grok, Qwen and more | Yes | Yes | Yes | Yes | Self-hosted | High stability, Self-hosted | Docs |
| One API | OpenAI, Claude, Gemini, DeepSeek, Qwen, Moonshot and more | Yes | Yes | Yes | Yes | Self-hosted | Low cost, Self-hosted | Docs |
| New API | OpenAI, Claude, Gemini, DeepSeek, Midjourney, TTS | Yes | Yes | Yes | Yes | Self-hosted | Low cost, Self-hosted | Docs |
| Hezu Bus | OpenAI, Claude | Yes | Yes | No | No | Alipay | Low cost, Pay-as-you-go | Docs |
| Sublyx | OpenAI, Claude | Yes | Yes | No | No | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| Msairelay | OpenAI, Claude | Yes | Yes | No | No | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| OpenAI Official API | OpenAI, Embedding, Whisper | Yes | No | No | No | Credit card | Standard price, High stability, Pay-as-you-go | Docs |
| Xigua API | OpenAI, Claude, Gemini, DeepSeek, Qwen, Llama | Yes | Yes | Yes | Yes | Alipay, WeChat, USDT | Standard price, Pay-as-you-go | Docs |
| Wuai API | OpenAI, Claude, Gemini, DeepSeek, Qwen | Yes | Yes | Yes | Yes | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| laozhang.ai | OpenAI, Claude, Gemini | Yes | Yes | Yes | No | Alipay, WeChat, USDT | Standard price, Pay-as-you-go | Docs |
| AiHubMix | OpenAI, Claude, Gemini, Midjourney, TTS | Yes | Yes | Yes | No | Alipay, WeChat | Standard price, Pay-as-you-go | Docs |
| API2D | OpenAI | Yes | No | No | No | Alipay, WeChat | Standard price, Pay-as-you-go | Docs |
| Closeai | OpenAI, Claude | Yes | Yes | No | No | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| V3 API | OpenAI, Claude, Gemini | Yes | Yes | Yes | No | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| GPTGod | OpenAI, Claude | Yes | Yes | No | No | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| 0011.ai | OpenAI, Claude | Yes | Yes | No | No | Stripe | Low cost, Pay-as-you-go | Docs |
| CoderPlan | OpenAI, Claude, Gemini, DeepSeek | Yes | Yes | Yes | Yes | Alipay, WeChat | Low cost, Pay-as-you-go | Docs |
| HCAI | OpenAI, Claude, Gemini, DeepSeek | Yes | Yes | Yes | Yes | Alipay, WeChat | Standard price, Pay-as-you-go | Docs |
Risk
Risk notice
This site only organizes information about AI API relay services; it makes no guarantee about third-party platforms' stability, price, data security, or availability. Judge the risk yourself before use, and avoid uploading sensitive data, personal privacy, trade secrets, or core API keys to unknown platforms.