Model comparison

Grok 4.20 Multi-Agent vs StarCoder 2 3B

Grok 4.20 Multi-Agent has enough public results to be ranked (#65); StarCoder 2 3B does not yet, so treat this comparison as directional.

Last verified . 0 shared benchmarks.

Grok 4.20 Multi-Agent xAI

46.2

Rank #65 Confirmed

StarCoder 2 3B NVIDIA

36.3

Unranked Sparse

Summary

  • The widest gap is in coding, where Grok 4.20 Multi-Agent leads 43.0 to 33.5.
  • StarCoder 2 3B has downloadable open weights; the other is API-only.

Side by side

Grok 4.20 Multi-Agent and StarCoder 2 3B specifications
Grok 4.20 Multi-AgentStarCoder 2 3B
ProviderxAINVIDIA
Noometry Index46.236.3
Released2026-03-092024-02-22
WeightsProprietaryOpen
Context window1M—
Max output30K—
Input $ / M tokens$1.25—
Output $ / M tokens$2.50—
Results tracked207

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Category by category

Coding Grok 4.20 Multi-Agent leads

Grok 4.20 Multi-Agent: 43.0 (#92), StarCoder 2 3B: 33.5

Coding benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Coding1457—
BigCodeBench Complete—21.4%
HumanEval+—27.4%

Agentic & Tool Use Not comparable

Grok 4.20 Multi-Agent: —, StarCoder 2 3B: —

Agentic & Tool Use benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Search1204—

Reasoning Not comparable

Grok 4.20 Multi-Agent: 43.9 (#48), StarCoder 2 3B: —

Reasoning benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
NYT Connections (extended)89.6%—
LMArena Hard Prompts1448—
Epoch Capabilities Index—88.76
WinoGrande—57.1%

Math Not comparable

Grok 4.20 Multi-Agent: 39.4 (#104), StarCoder 2 3B: —

Math benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Math1442—
GSM8K—21.6%

Knowledge Not comparable

Grok 4.20 Multi-Agent: 40.4 (#119), StarCoder 2 3B: —

Knowledge benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Expert1445—
ARC (AI2) Challenge—34.2%
MMLU—36.6%

Multimodal Not comparable

Grok 4.20 Multi-Agent: 40.5 (#48), StarCoder 2 3B: —

Multimodal benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Vision1259—

Multilingual Not comparable

Grok 4.20 Multi-Agent: 54.4 (#43), StarCoder 2 3B: —

Multilingual benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Non-English1440—
LMArena Chinese1475—
LMArena French1466—
LMArena German1456—
LMArena Japanese1405—
LMArena Korean1416—
LMArena Russian1457—
LMArena Spanish1447—

Instruction Following Not comparable

Grok 4.20 Multi-Agent: 74.8 (#84), StarCoder 2 3B: —

Instruction Following benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Instruction Following1420—

Long Context Not comparable

Grok 4.20 Multi-Agent: 43.7 (#88), StarCoder 2 3B: —

Long Context benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Longer Query1431—

Writing & Preference Not comparable

Grok 4.20 Multi-Agent: 64.0 (#59), StarCoder 2 3B: —

Writing & Preference benchmarks
BenchmarkGrok 4.20 Multi-AgentStarCoder 2 3B
LMArena Text1450—
LMArena Creative Writing1436—
LMArena Multi-Turn1452—

Frequently asked questions

Is Grok 4.20 Multi-Agent better than StarCoder 2 3B?

Grok 4.20 Multi-Agent has enough public results to be ranked (#65); StarCoder 2 3B does not yet, so treat this comparison as directional.

Is Grok 4.20 Multi-Agent or StarCoder 2 3B better for coding?

Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 33.5 in the Noometry coding category.

How many benchmarks do Grok 4.20 Multi-Agent and StarCoder 2 3B share?

0 benchmarks have published results for both models. Grok 4.20 Multi-Agent has 20 scored results on Noometry and StarCoder 2 3B has 7.

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