Tencent: Hy4 preview

Pricing, context window and lifecycle for tencent/hy4-preview, tracked from what the vendor publishes.

Price per million tokens

Input	$0.834
Output	$2.50
Cache price (read)	$0.042
Max price	$2.50

Facts

Model ID	tencent/hy4-preview
Vendor	Tencent
Token limit (context window)	1,048,576 tokens
Knowledge cutoff	-
End of life	none published

Supported parameters

include_reasoning, max_completion_tokens, max_tokens, reasoning, reasoning_effort, response_format, stop, structured_outputs, temperature, tool_choice, tools

Other Tencent models

tencent/hunyuan-a13b-instruct $0.140 in / $0.570 out
tencent/hy-mt2-1.8b $0.044 in / $0.177 out
tencent/hy-mt2-30b-a3b $0.074 in / $0.295 out
tencent/hy-mt2-7b $0.074 in / $0.295 out
tencent/hy3 $0.083 in / $0.330 out
tencent/hy3-preview $0.180 in / $0.600 out

Change history

Every change we have observed since tracking began.

Detected	Change	Detail
2026-08-28 19:14	Model Added	Tencent: Hy4 preview

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