Noometry

Model comparison

Grok 4.7 vs Hy3

Grok 4.7 is the stronger model overall, scoring 53.1 to 44.2 on the Noometry Index. Hy3 costs 21× less per token, which makes it the better buy when Grok 4.7's lead doesn't matter for your workload.

Last verified . 16 shared benchmarks.

Grok 4.7 xAI

53.1

Rank #37 Confirmed

Hy3 Tencent

44.2

Rank #79 Confirmed

Summary

  • They share 16 benchmarks with published results for both. Grok 4.7 scores higher in 5 categories and Hy3 in 3 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Grok 4.7 leads 49.1 to 26.1.
  • The biggest single-benchmark swing is NYT Connections (extended): 76.8% for Grok 4.7 and 41.2% for Hy3.
  • Hy3 is cheaper at $0.0825 / $0.33 per million input/output tokens, against $2 / $6 for Grok 4.7.
  • Grok 4.7 accepts more context: 500K tokens versus 262K.
  • Hy3 has downloadable open weights; the other is API-only.

Side by side

Grok 4.7Hy3
ProviderxAITencent
Noometry Index53.144.2
Released2026-09-212026-07-06
WeightsProprietaryOpen
Context window500K262K
Max output500K128K
Input $ / M tokens$2$0.0825
Output $ / M tokens$6$0.33
Results tracked3919

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Category by category

Coding Grok 4.7 leads

Grok 4.7: 58.0 (#18), Hy3: 46.8 (#63)

BenchmarkGrok 4.7Hy3
LMArena WebDev16391508
LMArena Coding14271464
FrontierCode47.6%—
CursorBench46.3%—
FrontierSWE29.5%—
SciCode57.8%—

Agentic & Tool Use Not comparable

Grok 4.7: 36.7 (#37), Hy3: —

BenchmarkGrok 4.7Hy3
APEX-Agents54.6%—
GDP.pdf22.8%—
Vending-Bench 210,537—

Reasoning Grok 4.7 leads

Grok 4.7: 49.1 (#40), Hy3: 26.1 (#136)

BenchmarkGrok 4.7Hy3
NYT Connections (extended)76.8%41.2%
LMArena Hard Prompts14131447
CritPt18%—
Chess Puzzles38%—
Mystery Game Puzzles29%—
DTBench96%—
LMCA49.4%—
Epoch Capabilities Index153.53—

Math Grok 4.7 leads

Grok 4.7: 57.8 (#39), Hy3: 40.1 (#93)

BenchmarkGrok 4.7Hy3
LMArena Math14071475
FrontierMath (Tiers 1-3)53%—
FrontierMath Tier 417.1%—
OTIS Mock AIME 2024-202598.1%—
ProofBench34%—

Knowledge Grok 4.7 leads

Grok 4.7: 62.8 (#22), Hy3: 40.8 (#114)

BenchmarkGrok 4.7Hy3
LMArena Expert14221460
GPQA Diamond92.7%—
SimpleQA Verified56%—

Multimodal Not comparable

Grok 4.7: 35.5 (#87), Hy3: —

BenchmarkGrok 4.7Hy3
LMArena Vision1228—
Blueprint-Bench 232.5%—
Furniture Assembly20.8%—

Multilingual Hy3 leads

Grok 4.7: 50.8 (#116), Hy3: 53.5 (#65)

BenchmarkGrok 4.7Hy3
LMArena Non-English13891426
LMArena Chinese14551493
LMArena French14551461
LMArena Russian13971432
LMArena Spanish14001456
LMArena German—1439
LMArena Japanese—1392
LMArena Korean—1395

Instruction Following Hy3 leads

Grok 4.7: 74.1 (#105), Hy3: 75.1 (#70)

BenchmarkGrok 4.7Hy3
LMArena Instruction Following14041426

Long Context Too close to call

Grok 4.7: 43.1 (#104), Hy3: 44.1 (#75)

BenchmarkGrok 4.7Hy3
LMArena Longer Query14131442

Writing & Preference Grok 4.7 leads

Grok 4.7: 70.0 (#24), Hy3: 62.2 (#81)

BenchmarkGrok 4.7Hy3
LMArena Text13991439
LMArena Creative Writing13911402
LMArena Multi-Turn13931436
EQ-Bench Creative Writing2007—

Frequently asked questions

Is Grok 4.7 better than Hy3?

Grok 4.7 is the stronger model overall, scoring 53.1 to 44.2 on the Noometry Index. Hy3 costs 21× less per token, which makes it the better buy when Grok 4.7's lead doesn't matter for your workload.

Which is cheaper, Grok 4.7 or Hy3?

Hy3 is cheaper. It lists at $0.0825 per million input tokens and $0.33 per million output tokens; Grok 4.7 lists at $2 and $6.

Is Grok 4.7 or Hy3 better for coding?

Grok 4.7 scores higher on coding benchmarks: 58.0 versus 46.8 in the Noometry coding category.

Which has the bigger context window?

Grok 4.7 does, with 500K tokens against 262K.

How many benchmarks do Grok 4.7 and Hy3 share?

16 benchmarks have published results for both models. Grok 4.7 has 39 scored results on Noometry and Hy3 has 19.

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