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Hy4-preview

Tencent Hy4 preview is Tencent Hy’s open-source large language model, featuring 770B total parameters, 49B active parameters, and a context window exceeding 1 million tokens.

text → text · made by Tencent Hunyuan

$0.42→$1.25per Mtok in / out
Nous Research · 11 sellers

Sold by 22 ways

SellerLaneRate
Nous Research aggregatorstandard$0.42per Mtok in$1.25per Mtok out$0.021per Mtok cachedinference-api.nousresearch.com · read 2026-09-23
OpenRouter 8 ways$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cached
OpenRouter aggregatornot on the seller's list todaymakora/fp8$0.8per Mtok in$2.48per Mtok out$0.038per Mtok cachedopenrouter.ai · read 2026-10-16
OpenRouter aggregatorstandard$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-09-20
OpenRouter aggregatoratlas-cloud/fp8$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-11-01
OpenRouter aggregatorcohere$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-11-01
OpenRouter aggregatordeepinfra/fp4$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-10-24
OpenRouter aggregatorgmicloud/bf16$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-11-01
OpenRouter aggregatornovita/fp8$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-11-01
OpenRouter aggregatorsiliconflow/fp8$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-11-01
OpenRouter aggregatortencent/fp8$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedopenrouter.ai · read 2026-11-01
Inference.net 0 ways$0.83per Mtok in$2.5per Mtok out$0.04per Mtok cached
Inference.net aggregatornot on the seller's list todaystandard$0.83per Mtok in$2.5per Mtok out$0.04per Mtok cachedapi.inference.net · read 2026-10-02
AtlasCloud aggregatorstandard$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedapi.atlascloud.ai · read 2026-10-28
DeepInfra aggregatorstandard$0.83per Mtok in$2.5per Mtok outapi.deepinfra.com · read 2026-09-27
Hugging Face Inference Providers 3 ways$0.83per Mtok in$2.5per Mtok out
Hugging Face Inference Providers aggregatorstandard$0.83per Mtok in$2.5per Mtok outmodels.dev · read 2026-11-01
Hugging Face Inference Providers aggregatordeepinfra$0.83per Mtok in$2.5per Mtok outrouter.huggingface.co · read 2026-11-01
Hugging Face Inference Providers aggregatornovita$0.83per Mtok in$2.5per Mtok outrouter.huggingface.co · read 2026-09-20
Novita AI aggregatorstandard$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedapi.novita.ai · read 2026-09-20
Requesty aggregatortencent$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedrouter.requesty.ai · read 2026-09-30
Vercel AI Gateway aggregatorstandard$0.83per Mtok in$2.5per Mtok out$0.042per Mtok cachedai-gateway.vercel.sh · read 2026-09-20
ElectronHub aggregatorstandard$0.85per Mtok in$2.5per Mtok outapi.electronhub.ai · read 2026-11-01
Venice AI aggregatorstandard$1.04per Mtok in$3.13per Mtok out$0.052per Mtok cachedmodels.dev · read 2026-11-01
PPIO aggregatorstandard$6per Mtok in$18per Mtok outapi.ppinfra.com · read 2026-11-01

Measured 1 standing

PlaceBoardMetricScore
16thof 84Proofbench — Epoch AIAccuracy75

About

Hy4-preview — a text model from Tencent Hunyuan, sold by 11 companies from $0.42 in and $1.25 out per million tokens, placed 16th of 84 on Proofbench — Epoch AI.

It takes text and returns text, with a context window of 1,048,576 tokens. It was published in August 2026. Its sellers say it can reason step by step and call a tool. The catalogue files it under chat. Its weights are published under APACHE-2.0, so you may run it on your own machine, or buy it from whoever serves it cheapest. Eleven companies sell it. The cheapest is $0.42 in and $1.25 out per million tokens at Nous Research. Beside the standard rate there are separately routed and regional lanes. It stands 16th of 84 on Proofbench — Epoch AI.

Every current figure

Maker
Tencent Hunyuan
Register
model
Takes
text
Returns
text
Context
1,048,576 tokens
Longest answer
65,536 tokens
Published
August 2026
Parameters
780 billion · read from its own weights
Licence
apache-2.0
Sellers
11
Maker's own price
not read
Price
$0.42 in and $1.25 out per million tokens — Nous Research
Boards
1
Best place
16th of 84 — Proofbench — Epoch AI

Known as 1 name

tencent/Hy4-preview