Model comparison
GPT-5.2 Pro vs Grok 4.7
GPT-5.2 Pro and Grok 4.7 score almost the same on the Noometry Index (52.3 vs 53.1), so choose on price, context window or the category you care about most.
Last verified . 4 shared benchmarks.
Summary
- They share 4 benchmarks with published results for both. GPT-5.2 Pro scores higher in 2 categories and Grok 4.7 in 0 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5.2 Pro leads 65.3 to 57.8.
- The biggest single-benchmark swing is FrontierMath Tier 4: 46% for GPT-5.2 Pro and 17.1% for Grok 4.7.
- Grok 4.7 is cheaper at $2 / $6 per million input/output tokens, against $21 / $168 for GPT-5.2 Pro.
- Grok 4.7 accepts more context: 500K tokens versus 400K.
Side by side
| GPT-5.2 Pro | Grok 4.7 | |
|---|---|---|
| Provider | OpenAI | xAI |
| Noometry Index | 52.3 | 53.1 |
| Released | 2025-12-11 | 2026-09-21 |
| Weights | Proprietary | Proprietary |
| Context window | 400K | 500K |
| Max output | 128K | 500K |
| Input $ / M tokens | $21 | $2 |
| Output $ / M tokens | $168 | $6 |
| Results tracked | 8 | 39 |
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Category by category
Coding Not comparable
GPT-5.2 Pro: —, Grok 4.7: 58.0 (#18)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| FrontierCode | — | 47.6% |
| CursorBench | — | 46.3% |
| LMArena WebDev | — | 1639 |
| FrontierSWE | — | 29.5% |
| SciCode | — | 57.8% |
| LMArena Coding | — | 1427 |
Agentic & Tool Use Not comparable
GPT-5.2 Pro: —, Grok 4.7: 36.7 (#37)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| APEX-Agents | — | 54.6% |
| GDP.pdf | — | 22.8% |
| Vending-Bench 2 | — | 10,537 |
Reasoning GPT-5.2 Pro leads
GPT-5.2 Pro: 51.5 (#33), Grok 4.7: 49.1 (#40)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| NYT Connections (extended) | 79.3% | 76.8% |
| Epoch Capabilities Index | 155.4 | 153.53 |
| ARC-AGI-2 | 54.2% | — |
| SimpleBench | 57.4% | — |
| ARC-AGI-1 | 90.5% | — |
| CritPt | — | 18% |
| Chess Puzzles | — | 38% |
| LMArena Hard Prompts | — | 1413 |
| Mystery Game Puzzles | — | 29% |
| DTBench | — | 96% |
| LMCA | — | 49.4% |
Math GPT-5.2 Pro leads
GPT-5.2 Pro: 65.3 (#29), Grok 4.7: 57.8 (#39)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 74% | 53% |
| FrontierMath Tier 4 | 46% | 17.1% |
| OTIS Mock AIME 2024-2025 | — | 98.1% |
| ProofBench | — | 34% |
| LMArena Math | — | 1407 |
| FrontierMath Tier 4 (v1) | 31.3% | — |
Knowledge Not comparable
GPT-5.2 Pro: —, Grok 4.7: 62.8 (#22)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| GPQA Diamond | — | 92.7% |
| SimpleQA Verified | — | 56% |
| LMArena Expert | — | 1422 |
Multimodal Not comparable
GPT-5.2 Pro: —, Grok 4.7: 35.5 (#87)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| LMArena Vision | — | 1228 |
| Blueprint-Bench 2 | — | 32.5% |
| Furniture Assembly | — | 20.8% |
Multilingual Not comparable
GPT-5.2 Pro: —, Grok 4.7: 50.8 (#116)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| LMArena Non-English | — | 1389 |
| LMArena Chinese | — | 1455 |
| LMArena French | — | 1455 |
| LMArena Russian | — | 1397 |
| LMArena Spanish | — | 1400 |
Instruction Following Not comparable
GPT-5.2 Pro: —, Grok 4.7: 74.1 (#105)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| LMArena Instruction Following | — | 1404 |
Long Context Not comparable
GPT-5.2 Pro: —, Grok 4.7: 43.1 (#104)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| LMArena Longer Query | — | 1413 |
Writing & Preference Not comparable
GPT-5.2 Pro: —, Grok 4.7: 70.0 (#24)
| Benchmark | GPT-5.2 Pro | Grok 4.7 |
|---|---|---|
| LMArena Text | — | 1399 |
| LMArena Creative Writing | — | 1391 |
| EQ-Bench Creative Writing | — | 2007 |
| LMArena Multi-Turn | — | 1393 |
Frequently asked questions
Is GPT-5.2 Pro better than Grok 4.7?
GPT-5.2 Pro and Grok 4.7 score almost the same on the Noometry Index (52.3 vs 53.1), so choose on price, context window or the category you care about most.
Which is cheaper, GPT-5.2 Pro or Grok 4.7?
Grok 4.7 is cheaper. It lists at $2 per million input tokens and $6 per million output tokens; GPT-5.2 Pro lists at $21 and $168.
Which has the bigger context window?
Grok 4.7 does, with 500K tokens against 400K.
How many benchmarks do GPT-5.2 Pro and Grok 4.7 share?
4 benchmarks have published results for both models. GPT-5.2 Pro has 8 scored results on Noometry and Grok 4.7 has 39.