
HY4
About HY4
The official release of Hy4 delivers comprehensive and substantial improvements over Hy4 Preview, with particularly strong gains in agentic capabilities and performance across a wide range of long-horizon, real-world productivity…
HY4 is a chat model by Tencent Cloud, available on Eden AI through 1 endpoint from 1 provider, from $0.834 per million input tokens and $2.5 per million output tokens, with a context window of up to 1M tokens.
Providers and prices
1 endpoints from 1 providers, cheapest first, in USD per million tokens. Every one is called with the same Eden AI key: pin one with its endpoint ID, or let Eden AI route for you.

Performance
Performance figures appear here once HY4 has enough traffic on Eden AI to report them without exposing any single customer.
Estimate your monthly cost
Enter your expected volume to compare every endpoint at once.
Call HY4 with Eden AI
Use the model ID to let Eden AI pick an endpoint, or an endpoint ID from the table above to pin one.
import requests
response = requests.post(
"https://api.edenai.run/v3/chat/completions",
headers={"Authorization": "Bearer YOUR_EDENAI_API_KEY"},
json={
"model": "hy4",
"messages": [{"role": "user", "content": "Hello!"}],
},
)
print(response.json())
curl https://api.edenai.run/v3/chat/completions \
-H "Authorization: Bearer YOUR_EDENAI_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "hy4", "messages": [{"role": "user", "content": "Hello!"}]}'
const response = await fetch("https://api.edenai.run/v3/chat/completions", {
method: "POST",
headers: {
Authorization: "Bearer YOUR_EDENAI_API_KEY",
"Content-Type": "application/json",
},
body: JSON.stringify({
model: "hy4",
messages: [{ role: "user", content: "Hello!" }],
}),
});
console.log(await response.json());
Questions about HY4
On Eden AI, prices for this model start at $0.834 per million input tokens and $2.501 per million output tokens. Prices differ by endpoint; the providers table lists each one.
Up to 1M tokens, depending on the endpoint.
1 endpoints from 1 providers, available in: Asia. All of them are called with the same Eden AI API key.
More from Tencent Cloud
Other Tencent Cloud models you can call with the same key.



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