Hy3 preview

Apr 2026
Hy3 preview
Compare in
on
—per task?
$0.18 / $0.60per 1M in / out?
—output speed?
256Kcontext

Rankingin non-thinking mode?

Full ranking →
1Fable 5.167.22Opus 5.566.23Fable 565.44GPT-6 Astra62.65GPT-6.1 Sol62.1
···
127MiniMax M223.2128Hy3 preview23.2129Qwen3 235B A22B Thinking 250722.8

Strong at

B
Tool calling#95 of 242Knowledge#158 of 318
C
Reasoning#222 of 334Science#167 of 312Long context#189 of 273Instructions#123 of 245

Alternatives?

ModelScoreCostPer taskWhat changes
CheaperMiniMax M3.1 Flashthinking×2.4-8%$0.22Complete model response must be appendedBetterGPT-6 Lunalow+76%-30%$0.005Function calling only with none · Chat Completions+3OpenStep 5 Previewthinking+79%+400%$1.03Memory (4-bit): 179 GB → 363 GB+3CheaperClaude Haiku 5.5max+57%-30%$0.21Remove sampling parameters+5CheaperHy3thinkingOpen+38%-19%$0.072

Run it yourself

estimate
Fits on✗ 8 GB (phone, laptop)✗ 16 GB✗ 24 GB GPU✗ 48 GB GPU✗ 80 GB GPU
Licencecustom licencecommercial use with conditions

Benchmarks

in Chat & Knowledge
AA Intelligence Index 4.3.2≈17#132
AA Omniscience Index-35#159
AA Omniscience · Accuracy23.2#128
AA Omniscience · Hallucination Rate75.7#148
Humanity's Last Exam7#224
GPQA Diamond73.2#169
AA-LCR (long context) 1.142#191
IFBench (instructions)48#124
CritPt (physics)0.3#148

FAQ

How much does Hy3 preview cost?›

$0.18 per 1M input tokens and $0.60 per 1M output tokens (cheapest host: GMICloud).

Is Hy3 preview free to use?›

There is no free API; the cheapest paid price is $0.18 per 1M input tokens. The weights are open, so you can run it yourself.

How good is Hy3 preview, and what is it best at?›

#222 of 334 in Chat & Knowledge, #81 of 97 in Coding, #95 of 242 in Agents & Tool Use, #99 of 195 in Writing & Language.

Is Hy3 preview better than Gemini 2.5 Flash Preview (Sep '25)?›

On AA Omniscience · Accuracy, Hy3 preview scores 27.9 vs 28.3 — about the same.

How can I use Hy3 preview?›

Through the API of GMICloud.

What is the context window of Hy3 preview?›

256K tokens, with up to 236K output tokens.

When was Hy3 preview released? Is there a newer version?›

Released 2026-04-23. It has been superseded by Hy3.

Is Hy3 preview open source?›

Yes, the weights are open.

Can I run Hy3 preview locally?›

The weights are open and can be self-hosted; hardware needs are not confirmed yet.

Can Hy3 preview read images?›

No, it accepts text only.

What is Hy3 preview?›

Hy3 preview is an open-weights language model from Tencent, released Apr 2026.

What are the best alternatives to Hy3 preview?›

MiniMax M3.1 Flash (cheaper), GPT-6 Luna (better), Step 5 Preview (open weights).