Model comparison
Claude 3 Haiku vs Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 25.9 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Claude 3 Haiku scores higher in 0 categories and Grok 4.20 Multi-Agent in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Grok 4.20 Multi-Agent leads 64.0 to 29.7.
Side by side
| Claude 3 Haiku | Grok 4.20 Multi-Agent | |
|---|---|---|
| Provider | Anthropic | xAI |
| Noometry Index | 25.9 | 46.2 |
| Released | 2024-03-07 | 2026-03-09 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1M |
| Max output | — | 30K |
| Input $ / M tokens | — | $1.25 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 37 | 20 |
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Category by category
Coding Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 26.4 (#325), Grok 4.20 Multi-Agent: 43.0 (#92)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Coding | 1199 | 1457 |
| WeirdML | 9.8% | — |
| BigCodeBench Instruct | 39.4% | — |
| BigCodeBench Complete | 50.1% | — |
| CadEval | 12% | — |
| HumanEval+ | 68.9% | — |
| MBPP+ | 68.8% | — |
Agentic & Tool Use Not comparable
Claude 3 Haiku: —, Grok 4.20 Multi-Agent: —
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Search | — | 1204 |
Reasoning Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 16.3 (#307), Grok 4.20 Multi-Agent: 43.9 (#48)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Hard Prompts | 1174 | 1448 |
| Kagi LLM Benchmark | 34.2% | — |
| NYT Connections (extended) | — | 89.6% |
| DTBench | 50.1% | — |
| LMCA | 8.8% | — |
| Epoch Capabilities Index | 118.35 | — |
| ForecastBench | 53.2 | — |
| WinoGrande | 74.2% | — |
Math Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 9.8 (#319), Grok 4.20 Multi-Agent: 39.4 (#104)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Math | 1188 | 1442 |
| OTIS Mock AIME 2024-2025 | 1.8% | — |
| MATH Level 5 | 14.9% | — |
Knowledge Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 17.3 (#285), Grok 4.20 Multi-Agent: 40.4 (#119)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Expert | 1148 | 1445 |
| GPQA Diamond | 36.3% | — |
| Confabulations | 34.2% | — |
| MMLU | 73.8% | — |
Multimodal Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 23.6 (#128), Grok 4.20 Multi-Agent: 40.5 (#48)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Vision | 950 | 1259 |
| ScienceQA | 72% | — |
Multilingual Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 36.0 (#243), Grok 4.20 Multi-Agent: 54.4 (#43)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Non-English | 1178 | 1440 |
| LMArena Chinese | 1155 | 1475 |
| LMArena French | 1195 | 1466 |
| LMArena German | 1174 | 1456 |
| LMArena Japanese | 1102 | 1405 |
| LMArena Korean | 1109 | 1416 |
| LMArena Russian | 1204 | 1457 |
| LMArena Spanish | 1166 | 1447 |
Instruction Following Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 61.3 (#247), Grok 4.20 Multi-Agent: 74.8 (#84)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Instruction Following | 1173 | 1420 |
Long Context Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 36.1 (#237), Grok 4.20 Multi-Agent: 43.7 (#88)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Longer Query | 1190 | 1431 |
Writing & Preference Grok 4.20 Multi-Agent leads
Claude 3 Haiku: 29.7 (#291), Grok 4.20 Multi-Agent: 64.0 (#59)
| Benchmark | Claude 3 Haiku | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text | 1195 | 1450 |
| LMArena Creative Writing | 1157 | 1436 |
| LMArena Multi-Turn | 1190 | 1452 |
| EQ-Bench Creative Writing | 717 | — |
Frequently asked questions
Is Claude 3 Haiku better than Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent is the stronger model overall, scoring 46.2 to 25.9 on the Noometry Index.
Is Claude 3 Haiku or Grok 4.20 Multi-Agent better for coding?
Grok 4.20 Multi-Agent scores higher on coding benchmarks: 43.0 versus 26.4 in the Noometry coding category.
How many benchmarks do Claude 3 Haiku and Grok 4.20 Multi-Agent share?
18 benchmarks have published results for both models. Claude 3 Haiku has 37 scored results on Noometry and Grok 4.20 Multi-Agent has 20.