Noometry

Model comparison

Grok 4.3 vs Grok 4.7

Grok 4.7 is the stronger model overall, scoring 46.6 to 43.6 on the Noometry Index. Grok 4.3 costs 1.9× less per token, which makes it the better buy when Grok 4.7's lead doesn't matter for your workload.

Last verified . 17 shared benchmarks.

Grok 4.3 xAI

43.6

Rank #80 Confirmed

Grok 4.7 xAI

46.6

Rank #56 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Grok 4.3 scores higher in 3 categories and Grok 4.7 in 6 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Grok 4.3 leads 52.5 to 38.7.
  • The biggest single-benchmark swing is ProofBench: 11% for Grok 4.3 and 34% for Grok 4.7.
  • Grok 4.3 is cheaper at $1.25 / $2.50 per million input/output tokens, against $2 / $6 for Grok 4.7.
  • Grok 4.3 accepts more context: 1M tokens versus 500K.

Side by side

Grok 4.3Grok 4.7
ProviderxAIxAI
Noometry Index43.646.6
Released2026-04-172026-09-21
WeightsProprietaryProprietary
Context window1M500K
Max output30K500K
Input $ / M tokens$1.25$2
Output $ / M tokens$2.50$6
Results tracked4021

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Category by category

Coding Grok 4.7 leads

Grok 4.3: 41.3 (#117), Grok 4.7: 55.0 (#23)

BenchmarkGrok 4.3Grok 4.7
LMArena WebDev13571636
SciCode47.3%57.4%
LMArena Coding14151423
CursorBench—46.3%
FrontierSWE—29.5%
WeirdML49.9%—
ALE-Bench944.17—

Agentic & Tool Use Not comparable

Grok 4.3: 27.6 (#93), Grok 4.7: —

BenchmarkGrok 4.3Grok 4.7
GDP.pdf8%—
LMArena Search1165—
Vending-Bench 235.26—

Reasoning Grok 4.7 leads

Grok 4.3: 34.9 (#60), Grok 4.7: 40.1 (#49)

BenchmarkGrok 4.3Grok 4.7
NYT Connections (extended)55.2%76.8%
CritPt8%17.7%
LMArena Hard Prompts13971409
Chess Puzzles25%—
DTBench90.7%—
LMCA38.3%—
Epoch Capabilities Index149.13—
ForecastBench60.3—

Math Grok 4.3 leads

Grok 4.3: 45.8 (#60), Grok 4.7: 41.1 (#73)

BenchmarkGrok 4.3Grok 4.7
ProofBench11%34%
LMArena Math13881393
FrontierMath (Tiers 1-3)42.8%—
FrontierMath Tier 414.6%—
OTIS Mock AIME 2024-202593.3%—

Knowledge Grok 4.3 leads

Grok 4.3: 52.5 (#57), Grok 4.7: 38.7 (#130)

BenchmarkGrok 4.3Grok 4.7
LMArena Expert13851413
GPQA Diamond88.8%—
SimpleQA Verified33.2%—

Multimodal Grok 4.3 leads

Grok 4.3: 31.6 (#96), Grok 4.7: 28.8 (#107)

BenchmarkGrok 4.3Grok 4.7
LMArena Vision1231—
Blueprint-Bench 20%—
Furniture Assembly—20.8%

Multilingual Too close to call

Grok 4.3: 50.7 (#114), Grok 4.7: 51.2 (#108)

BenchmarkGrok 4.3Grok 4.7
LMArena Non-English13851392
LMArena Chinese14231476
LMArena Russian13991396
LMArena French1412—
LMArena German1395—
LMArena Japanese1379—
LMArena Korean1357—
LMArena Spanish1402—

Instruction Following Grok 4.7 leads

Grok 4.3: 72.3 (#135), Grok 4.7: 74.3 (#98)

BenchmarkGrok 4.3Grok 4.7
LMArena Instruction Following13661406

Long Context Too close to call

Grok 4.3: 42.5 (#118), Grok 4.7: 43.2 (#97)

BenchmarkGrok 4.3Grok 4.7
LMArena Longer Query13931416

Writing & Preference Grok 4.7 leads

Grok 4.3: 58.6 (#112), Grok 4.7: 70.1 (#23)

BenchmarkGrok 4.3Grok 4.7
LMArena Text13971397
LMArena Creative Writing13801391
LMArena Multi-Turn14061389
EQ-Bench Creative Writing—2007
EQ-Bench 41075—

Frequently asked questions

Is Grok 4.3 better than Grok 4.7?

Grok 4.7 is the stronger model overall, scoring 46.6 to 43.6 on the Noometry Index. Grok 4.3 costs 1.9× 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 4.3 or Grok 4.7?

Grok 4.3 is cheaper. It lists at $1.25 per million input tokens and $2.50 per million output tokens; Grok 4.7 lists at $2 and $6.

Is Grok 4.3 or Grok 4.7 better for coding?

Grok 4.7 scores higher on coding benchmarks: 55.0 versus 41.3 in the Noometry coding category.

Which has the bigger context window?

Grok 4.3 does, with 1M tokens against 500K.

How many benchmarks do Grok 4.3 and Grok 4.7 share?

17 benchmarks have published results for both models. Grok 4.3 has 40 scored results on Noometry and Grok 4.7 has 21.

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