Free / Open-sourceProvides state-of-the-art open-weight reasoning models and low-cost APIs, but with less emphasis on multimodal Alibaba ecosystem tools.

API2D records 214 monthly visits with -91.3% month-over-month growth and Paid pricing. Qwen 4 (Alibaba Qwen4) records 35,101,353 monthly visits with -6.2% growth and Freemium pricing.

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| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | api2d.com | qwen.ai |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 214 (214) | 35.1M (35,101,353) |
| MoM Traffic Delta |
| -2.23K (-91.3%) |
| -2.34M (-6.2%) |
| Primary Market & Share | 🇹🇼 Taiwan (100%) | 🇷🇺 Russia (37.2%) |
|---|
| Direct Visits / mo | 86 | 25.02M |
|---|
| User Rating | 3.8 | 4.7 |
|---|
| Supported Platforms | Website | Website, API, Open Source |
|---|

Use top AI models like electricity — register, top up, paste your key
One base URL and key work with virtually any app, SDK or self-hosted chat client that supports a custom API address.
Route requests to OpenAI models, Claude, Stability diffusion, Azure TTS and vector database services from a single account.
Consumption is metered in points with a published multiplier, so you pay for what you use rather than a flat subscription.
Identical request bodies return cached answers for free for 24 hours, and a header can disable caching when freshness matters.

Alibaba Cloud's 4th-generation multimodal AI assistant and foundation model lineup (Qwen4-Max, Qwen4-Plus, Qwen4-Flash & open-weight Qwen4-27B) with 1M context.
Covers every compute envelope from the multi-trillion-scale Qwen4-Max flagship and Qwen4-Plus/Flash APIs to the local PC-friendly Qwen4-27B open-weight checkpoint, plus qwen4-coder-plus and qwen4-omni-120b-think.
Pioneered in the Qwen3.8-Flash-Next architecture preview, combining ultra-lean active parameter routing (6B active out of 125B) with a 51B n-gram embedding layer that trades compute for instant memorized lookup.
Sizes the Qwen 4 generation at a full 1M-token context window across text, code, images, audio, and video for repository-wide coding and cross-document reasoning.
Trained via multi-cycle automated Recursive Self-Improvement across coding, math, and hardware EDA workflows—demonstrating 10,000+ autonomous tool calls in chip design and software engineering.
Free / Open-sourceProvides state-of-the-art open-weight reasoning models and low-cost APIs, but with less emphasis on multimodal Alibaba ecosystem tools.


Provides robust developer tools and multimodal APIs, but relies on Google's closed Gemini models rather than open-weight alternatives.
#2SpecialistAggregates hundreds of models behind one API gateway, but functions as a router rather than hosting native Qwen infrastructure.
#3
Offers competing Chinese foundation model APIs and agent builders, but specializes in Zhipu AI's GLM architecture.

Free / Open-sourceProvides lightweight open-weight models for local deployment, but offers smaller parameter sizes compared to top-tier Qwen variants.


SpecialistDelivers ultra-fast inference speeds using custom LPU hardware, but supports a more limited selection of open models.

Offers robust serverless APIs for open-source models, but lacks native training integrations specific to Alibaba's ecosystem.
Free / Open-sourceProvides comparable multimodal foundation model APIs from a major tech giant, but utilizes Tencent's proprietary Hunyuan architecture.
Free / Open-sourceOne OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
SpecialistSpecializes in memory-efficient fine-tuning for open-weight models, but requires external infrastructure to deploy full production APIs.
Delivers exceptionally high-throughput inference for open-weight models, but focuses more on general open-source deployment than Qwen-specific tools.

Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models
Free / Open-sourceProvides state-of-the-art open-weight reasoning models and low-cost APIs, but with less emphasis on multimodal Alibaba ecosystem tools.
Provides robust developer tools and multimodal APIs, but relies on Google's closed Gemini models rather than open-weight alternatives.
SpecialistAggregates hundreds of models behind one API gateway, but functions as a router rather than hosting native Qwen infrastructure.
Offers competing Chinese foundation model APIs and agent builders, but specializes in Zhipu AI's GLM architecture.
Free / Open-sourceProvides lightweight open-weight models for local deployment, but offers smaller parameter sizes compared to top-tier Qwen variants.
Offers robust serverless APIs for open-source models, but lacks native training integrations specific to Alibaba's ecosystem.
Free / Open-sourceProvides comparable multimodal foundation model APIs from a major tech giant, but utilizes Tencent's proprietary Hunyuan architecture.
Free / Open-sourceOne OpenAI-compatible gateway for adaptive LLM routing, guardrails, and spend control
SpecialistSpecializes in memory-efficient fine-tuning for open-weight models, but requires external infrastructure to deploy full production APIs.
Free / Open-sourceOne OpenAI-compatible API key for 500+ AI models