Model comparison
GPT-4 Turbo vs Grok 4.20 Multi-Agent
Grok 4.20 Multi-Agent is the stronger model overall, scoring 45.5 to 30.3 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. GPT-4 Turbo 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 math, where Grok 4.20 Multi-Agent leads 36.6 to 8.6.
- Grok 4.20 Multi-Agent is cheaper at $1.25 / $2.50 per million input/output tokens, against $10 / $30 for GPT-4 Turbo.
- Grok 4.20 Multi-Agent accepts more context: 1M tokens versus 128K.
Side by side
| GPT-4 Turbo | Grok 4.20 Multi-Agent | |
|---|---|---|
| Provider | OpenAI | xAI |
| Noometry Index | 30.3 | 45.5 |
| Released | 2023-11-06 | 2026-03-09 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 1M |
| Max output | 4K | 30K |
| Input $ / M tokens | $10 | $1.25 |
| Output $ / M tokens | $30 | $2.50 |
| Results tracked | 36 | 20 |
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Category by category
Coding Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 33.4 (#247), Grok 4.20 Multi-Agent: 42.4 (#91)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Coding | 1268 | 1458 |
| WeirdML | 18% | — |
| BigCodeBench Instruct | 48.2% | — |
| BigCodeBench Complete | 58.2% | — |
| HumanEval+ | 86.6% | — |
| MBPP+ | 73.3% | — |
Agentic & Tool Use Not comparable
GPT-4 Turbo: —, Grok 4.20 Multi-Agent: —
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Search | — | 1204 |
| METR Time Horizons | 36.7% | — |
Reasoning Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 14.9 (#311), Grok 4.20 Multi-Agent: 42.4 (#44)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Hard Prompts | 1251 | 1448 |
| SimpleBench | 25.1% | — |
| NYT Connections (extended) | — | 89.6% |
| Chess Puzzles | 6% | — |
| DTBench | 61.6% | — |
| LMCA | 9.8% | — |
| Epoch Capabilities Index | 127.25 | — |
| ForecastBench | 59.4 | — |
Math Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 8.6 (#316), Grok 4.20 Multi-Agent: 36.6 (#106)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Math | 1272 | 1441 |
| FrontierMath (Tiers 1-3) | 0.7% | — |
| OTIS Mock AIME 2024-2025 | 6.7% | — |
| MATH Level 5 | 46.7% | — |
Knowledge Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 24.3 (#263), Grok 4.20 Multi-Agent: 39.7 (#116)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Expert | 1223 | 1445 |
| GPQA Diamond | 46.6% | — |
| Confabulations | 28.4% | — |
| MMLU | 81.3% | — |
Multimodal Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 30.0 (#104), Grok 4.20 Multi-Agent: 39.8 (#44)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Vision | 1090 | 1259 |
Multilingual Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 40.7 (#211), Grok 4.20 Multi-Agent: 54.6 (#40)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Non-English | 1245 | 1440 |
| LMArena Chinese | 1242 | 1475 |
| LMArena French | 1275 | 1467 |
| LMArena German | 1259 | 1456 |
| LMArena Japanese | 1194 | 1405 |
| LMArena Korean | 1187 | 1416 |
| LMArena Russian | 1259 | 1457 |
| LMArena Spanish | 1260 | 1447 |
Instruction Following Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 66.0 (#211), Grok 4.20 Multi-Agent: 75.0 (#80)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Instruction Following | 1250 | 1420 |
Long Context Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 38.0 (#200), Grok 4.20 Multi-Agent: 43.7 (#84)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Longer Query | 1254 | 1430 |
Writing & Preference Grok 4.20 Multi-Agent leads
GPT-4 Turbo: 47.9 (#201), Grok 4.20 Multi-Agent: 64.1 (#57)
| Benchmark | GPT-4 Turbo | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text | 1272 | 1450 |
| LMArena Creative Writing | 1269 | 1435 |
| LMArena Multi-Turn | 1267 | 1451 |
Frequently asked questions
Is GPT-4 Turbo better than Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent is the stronger model overall, scoring 45.5 to 30.3 on the Noometry Index.
Which is cheaper, GPT-4 Turbo or Grok 4.20 Multi-Agent?
Grok 4.20 Multi-Agent is cheaper. It lists at $1.25 per million input tokens and $2.50 per million output tokens; GPT-4 Turbo lists at $10 and $30.
Is GPT-4 Turbo or Grok 4.20 Multi-Agent better for coding?
Grok 4.20 Multi-Agent scores higher on coding benchmarks: 42.4 versus 33.4 in the Noometry coding category.
Which has the bigger context window?
Grok 4.20 Multi-Agent does, with 1M tokens against 128K.
How many benchmarks do GPT-4 Turbo and Grok 4.20 Multi-Agent share?
18 benchmarks have published results for both models. GPT-4 Turbo has 36 scored results on Noometry and Grok 4.20 Multi-Agent has 20.