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uxwizz.com
#217

Hy4 preview

Tencent Release: 2026-08-29 Tested on: 2026-08-29 16:18 tencent/hy4-preview::low
770B total (49B active)MoEOpen source
(low) (none)

Summary

Hy4 preview scores 5.6 on AI BENCHY and ranks #217. It has 5.4 reliability, a 19.7% pass rate, $1.745 total cost, and 214.25s average response time.

What makes Hy4 preview unique: It stands out most in General Intelligence, where it ranks #1, while Combined is its weakest area at #11. It uses unusually many reasoning tokens, which can help explain its slower or more expensive runs.

Model facts

Researched on 2026-08-29

Reported
Parameters
770B total (49B active)
Architecture
MoE
Availability
Open source
License
Apache-2.0

Vendor-reported backbone counts exclude the native 10B total / 0.7B active MTP layer used for speculative decoding.

Parameter source 1 Parameter source 2 Availability source

Score

5.6

Consistency

8.5

Reliability

5.4

Total Cost (Current Price)

$1.745

Total Output Tokens

682,538

Total Input Tokens

45,154

Input Price

$0.834 / 1M

Output Price

$2.501 / 1M

Tests Correct

Wrong Tests: 19

Attempt pass rate: 19.7%

Flaky tests

3

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

214.25s

Response Time (max): 597.45s

Response Time (total): 4713.56s

API error: 14 Wrong answer: 3 Did not follow instructions: 1 No answer: 1

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#217 Hy4 preview

low
Provider returned error
Cost
$0.000
Time
1.1s
Tokens
0 tok

Run history

Tested on Score Reliability Tests Correct Total Cost Compare
2026-08-29 15:57 Re-test 5.1 3.6 $1.681 Current run
2026-08-29 14:28 Initial run 4.3 1.6 $1.433 Compare

Charts

Choose the first model, then click a second model to open a side-by-side page.

Total Output Tokens

Score vs Total Output Tokens

Quick Compare

Hy4 previewlowvsNemotron 3.5 LightninghighFree AvailableHy4 previewlowvsQwen3.6 27BnoneHy4 previewlowvsKAT-Coder-Air V2.5mediumHy4 previewlowvsQwen3.8 27BnoneHy4 previewlowvsGemma 4 26B A4BnoneFree AvailableHy4 previewlowvsDeepSeek V4 Flash 0423noneHy4 previewlowvsKAT-Coder-Air V2.5highHy4 previewlowvsLaguna S 2.1mediumFree AvailableHy4 previewlowvsQwen3.5-122B-A10BnoneHy4 previewlowvsKAT-Coder-Air V2.5low

Category Breakdown

Category Score Consistency Tests Correct
Anti-AI Tricks 6.0 8.9
Coding 5.2 8.6
Combined 2.9 5.8
Data parsing and extraction 8.7 10.0
Domain specific 4.5 10.0
General Intelligence 7.5 10.0
Instructions following 9.8 10.0
Puzzle Solving 5.3 5.0
Tool Calling 3.0 10.0
Trivia 3.0 10.0

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