Last refreshed 2026-05-22. Next refresh: weekly.
Why use Qwen3.5-Plus on Vercel AI Gateway?
Vercel AI Gateway offers Qwen3.5-Plus with pay-as-you-go pricing at $0.40/1M input tokens. Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more.
Compare Qwen3.5-Plus across 3 providers to find the best fit for your use caseSetup recipe
Python + curlpip install openaiexport AI_GATEWAY_API_KEY=...import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],alibaba/qwen3.5-plusRequest example
import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],
base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
model="alibaba/qwen3.5-plus",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)Gotchas
- Use provider model ID "alibaba/qwen3.5-plus", not the LLMReference slug "qwen3.5-plus".
- creator/model-name e.g. kwaipilot/kat-coder-pro-v2
- The examples expect AI_GATEWAY_API_KEY; rename it only if your application config maps the new variable.
Compare Qwen3.5-Plus Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Alibaba Cloud PAI-EAS | $0.40 | $2.40 |
| OpenRouter | $0.40 | $2.40 |
| Vercel AI Gateway | $0.40 | $2.40 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.40 |
| Output tokens | $2.40 |
Capabilities
About Qwen3.5-Plus
Qwen3.5-Plus is the flagship commercial API model of the Qwen3.5 native vision-language series, delivering outstanding performance comparable to state-of-the-art models with significant leaps in both pure-text and multimodal capabilities compared to the Qwen3 series.
FAQ
What does Qwen3.5-Plus cost on Vercel AI Gateway?
On Vercel AI Gateway, Qwen3.5-Plus costs $0.4 per 1M input tokens and $2.4 per 1M output tokens.
What is the context window for Qwen3.5-Plus on Vercel AI Gateway?
Qwen3.5-Plus supports a 1,000,000 token context window on Vercel AI Gateway.
How does Vercel AI Gateway compare to other Qwen3.5-Plus providers?
Qwen3.5-Plus is available from 3 providers. The cheapest input pricing is $0.40/1M tokens from Alibaba Cloud PAI-EAS.
What API model ID do I use for Qwen3.5-Plus on Vercel AI Gateway?
Use the model ID alibaba/qwen3.5-plus when calling Vercel AI Gateway's API.
Who created Qwen3.5-Plus?
Qwen3.5-Plus was created by Alibaba as part of the Qwen3.5 model family.
Is Qwen3.5-Plus open source?
Qwen3.5-Plus is not open source; the seed data lists it as proprietary.