Model comparison

GLM-4.7 vs Grok 4.20 Multi-Agent

Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 42.0 on the Noometry Index. GLM-4.7 costs 1.6× less per token, which makes it the better buy when Grok 4.20 Multi-Agent's lead doesn't matter for your workload.

Last verified October 10, 2026. 17 shared benchmarks.

GLM-4.7 Z.ai (Zhipu)

42.0

Rank #124 Confirmed

Grok 4.20 Multi-Agent xAI

46.2

Rank #65 Confirmed

Summary

They share 17 benchmarks with published results for both. GLM-4.7 scores higher in 2 categories and Grok 4.20 Multi-Agent in 6 categories; 4 gaps are clear of the uncertainty.
The widest gap is in reasoning, where Grok 4.20 Multi-Agent leads 43.9 to 24.3.
GLM-4.7 is cheaper at $0.60 / $2.20 per million input/output tokens, against $1.25 / $2.50 for Grok 4.20 Multi-Agent.
Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 205K.
GLM-4.7 has downloadable open weights; the other is API-only.

Side by side

GLM-4.7 and Grok 4.20 Multi-Agent specifications
	GLM-4.7	Grok 4.20 Multi-Agent
Provider	Z.ai (Zhipu)	xAI
Noometry Index	42.0	46.2
Released	2025-12-22	2026-03-09
Weights	Open	Proprietary
Context window	205K	1M
Max output	131K	30K
Input $ / M tokens	$0.60	$1.25
Output $ / M tokens	$2.20	$2.50
Results tracked	36	20

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Category by category

Coding Too close to call

GLM-4.7: 44.0 (#79), Grok 4.20 Multi-Agent: 43.0 (#92)

Coding benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Coding	1454	1457
LMArena WebDev	1435	—
SciCode	45.1%	—
ALE-Bench	399.48	—

Agentic & Tool Use Not comparable

GLM-4.7: 26.5 (#103), Grok 4.20 Multi-Agent: —

Agentic & Tool Use benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
Terminal-Bench	33.4%	—
LMArena Search	—	1204
Vending-Bench 2	2,377	—

Reasoning Grok 4.20 Multi-Agent leads

GLM-4.7: 24.3 (#164), Grok 4.20 Multi-Agent: 43.9 (#48)

Reasoning benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Hard Prompts	1443	1448
SimpleBench	47.7%	—
NYT Connections (extended)	—	89.6%
CritPt	1.7%	—
Chess Puzzles	6%	—
Epoch Capabilities Index	143.51	—

Math Too close to call

GLM-4.7: 38.6 (#135), Grok 4.20 Multi-Agent: 39.4 (#104)

Math benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Math	1423	1442
OTIS Mock AIME 2024-2025	83.3%	—
ProofBench	6%	—
FrontierMath (Feb 2025 set)	2.4%	—
FrontierMath Tier 4 (v1)	0%	—

Knowledge GLM-4.7 leads

GLM-4.7: 47.0 (#80), Grok 4.20 Multi-Agent: 40.4 (#119)

Knowledge benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Expert	1424	1445
GPQA Diamond	83.3%	—
SimpleQA Verified	32.2%	—
Vectara Hallucination Rate	11.7%	—

Multimodal Not comparable

GLM-4.7: —, Grok 4.20 Multi-Agent: 40.5 (#48)

Multimodal benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Vision	—	1259

Multilingual Grok 4.20 Multi-Agent leads

GLM-4.7: 52.8 (#79), Grok 4.20 Multi-Agent: 54.4 (#43)

Multilingual benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Non-English	1417	1440
LMArena Chinese	1495	1475
LMArena French	1432	1466
LMArena German	1424	1456
LMArena Japanese	1439	1405
LMArena Korean	1399	1416
LMArena Russian	1423	1457
LMArena Spanish	1434	1447

Instruction Following Too close to call

GLM-4.7: 74.4 (#95), Grok 4.20 Multi-Agent: 74.8 (#84)

Instruction Following benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Instruction Following	1411	1420

Long Context Too close to call

GLM-4.7: 42.8 (#116), Grok 4.20 Multi-Agent: 43.7 (#88)

Long Context benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Longer Query	1432	1431
CL-bench	15.9%	—
CL-bench Life	10.9%	—

Writing & Preference Grok 4.20 Multi-Agent leads

GLM-4.7: 60.9 (#93), Grok 4.20 Multi-Agent: 64.0 (#59)

Writing & Preference benchmarks
Benchmark	GLM-4.7	Grok 4.20 Multi-Agent
LMArena Text	1435	1450
LMArena Creative Writing	1401	1436
LMArena Multi-Turn	1446	1452
EQ-Bench Creative Writing	1413	—

Frequently asked questions

Is GLM-4.7 better than Grok 4.20 Multi-Agent?

Which is cheaper, GLM-4.7 or Grok 4.20 Multi-Agent?

GLM-4.7 is cheaper. It lists at $0.60 per million input tokens and $2.20 per million output tokens; Grok 4.20 Multi-Agent lists at $1.25 and $2.50.

Is GLM-4.7 or Grok 4.20 Multi-Agent better for coding?

They score almost the same on coding (44.0 vs 43.0); test both on your own repository before choosing.

Which has the bigger context window?

Grok 4.20 Multi-Agent does, with 1M tokens against 205K.

How many benchmarks do GLM-4.7 and Grok 4.20 Multi-Agent share?

17 benchmarks have published results for both models. GLM-4.7 has 36 scored results on Noometry and Grok 4.20 Multi-Agent has 20.