tencent

Tencent: Hy4 preview

Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total. It is designed for coding agents, complex tool-use workflows, and productivity tasks that...

tencent/hy4-preview

Context Size

1,048.576K

Input Price

112,590 pts/M6,924 Ks/M

Output Price

337,635 pts/M20,765 Ks/M

Architecture

Text

Supported Parameters

frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_completion_tokensmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p

Details

TokenizerOther

Max Completion64,000 tokens

Provider Context1,048.576K tokens

ModeratedNo

CreatedAug 28, 2026