Compare · ModelsLive · 2 picked · head to head
GPT-5.5 vs Qwen2.5 72B Instruct
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5.5 wins on 2/2 benchmarks
GPT-5.5 wins 2 of 2 shared benchmarks. Leads in knowledge · agentic.
Category leads
knowledge·GPT-5.5agentic·GPT-5.5
Hype vs Reality
Attention vs performance
GPT-5.5
#2 by perf·no signal
Qwen2.5 72B Instruct
#82 by perf·no signal
Best value
Qwen2.5 72B Instruct
43.0x better value than GPT-5.5
GPT-5.5
4.9 pts/$
$17.50/M
Qwen2.5 72B Instruct
208.6 pts/$
$0.26/M
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
Alibaba (Qwen)
$293.0B·Tier 1
Head to head
2 benchmarks · 2 models
GPT-5.5Qwen2.5 72B Instruct
GPQA diamond
GPT-5.5 leads by +61.4
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
GPT-5.5
93.6
Qwen2.5 72B Instruct
32.2
OSWorld
GPT-5.5 leads by +73.7
OSWorld · tests AI agents on real-world computer tasks across operating systems, including web browsing, file management, and application use.
GPT-5.5
78.7
Qwen2.5 72B Instruct
5.0
Full benchmark table
| Benchmark | GPT-5.5 | Qwen2.5 72B Instruct |
|---|---|---|
GPQA diamond Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs. | 93.6 | 32.2 |
OSWorld OSWorld · tests AI agents on real-world computer tasks across operating systems, including web browsing, file management, and application use. | 78.7 | 5.0 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $5.00 | $30.00 | 400K tokens (~200 books) | $112.50 | |
| $0.12 | $0.39 | 33K tokens (~16 books) | $1.88 |