#10 GPT-5.5
medium- Cost
- $0.112
- Time
- 71.9s
- Tokens
- 3,807 tok
OpenAI: GPT-5.5 vs xAI: Grok 4.5
GPT-5.5 (medium) leads on average score with 9.0 vs 8.9. Grok 4.5 (high) has the lower benchmark cost at $1.707 vs $4.137. GPT-5.5 (medium) is faster at 38.42s vs 76.50s, with pass rates of 87.9% vs 83.3%.
Recommended modelGrok 4.5 (high)Its score stays close to the best score here (8.9 vs 9.0), while costing about 2.4x less than GPT-5.5 (medium).
Last updated at: 2026-07-17
| Metric | GPT-5.5 GPT-5.5 medium | Grok 4.5 Grok 4.5 high |
|---|---|---|
| Score | 9.0 | 8.9 |
| Rank | #10 | #12 |
| Reliability | 10.0 | 10.0 |
| Consistency | 8.9 | 9.2 |
| Tests Correct | ||
| Attempt pass rate | 87.9% | 83.3% |
| Flaky tests | 3 | 2 |
| Total Runs | 66 | 66 |
| Cost per result | 22.980 | 10.041 |
| Total Cost | $4.137 | $1.707 |
| Input Price | $5.000 / 1M | $2.000 / 1M |
| Output Price | $30.000 / 1M | $6.000 / 1M |
| Total Input Tokens | 80,659 | 151,562 |
| Output Tokens | 5,617 | 5,655 |
| Reasoning Tokens | 118,819 | 247,540 |
| Response Time (avg) | 38.42s | 76.50s |
| Response Time (max) | 332.10s | 676.83s |
| Response Time (total) | 845.35s | 1683.07s |
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
#12 xAI: Grok 4.5
high- Cost
- $0.015
- Time
- 29.7s
- Tokens
- 2,737 tok
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