tokevenGPTvsAlibaba (Qwen)
o3 Pro vs Qwen 3.8 Flash
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
o3 Pro
FlagshipQwen 3.8 Flash
Fast / BudgetInput $/MTok
$20.00
$0.15
Output $/MTok
$80.00
$0.47
Cache discount
0% off
89% off
Context
200K
1M
Quality
Task confidence comparison
Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
0
vs
0
Code Review
0
vs
0
Summarization
0
vs
0
Q&A
0
vs
0
Extraction
0
vs
0
Reasoning
0
vs
0
Classification
0
vs
0
Creative Writing
0
vs
0
o3 Pro
Qwen 3.8 Flash
Guidance
When to use o3 Pro vs Qwen 3.8 Flash
Choose o3 Pro when...
- Similar performance; consider provider preference or ecosystem fit.
Choose Qwen 3.8 Flash when...
- -Cost matters: 99% cheaper on input tokens
- -You need a larger context window (1M vs 200K)
At scale
Cost at scale
Estimated cost assuming a seventy percent input and thirty percent output token split.
o3 Pro
Qwen 3.8 Flash
100K tokens
$3.80
$0.02Cheaper
1M tokens
$38.00
$0.25Cheaper
10M tokens
$380.00
$2.46Cheaper
FAQ
When should I use o3 Pro instead of Qwen 3.8 Flash?
o3 Pro and Qwen 3.8 Flash perform similarly across all tracked tasks. Pick based on pricing and provider preference.
Is Qwen 3.8 Flash cheaper than o3 Pro?
Yes. Qwen 3.8 Flash input costs $0.15/MTok vs $20.00/MTok for o3 Pro, saving 99% on input.
What are the context window sizes for o3 Pro and Qwen 3.8 Flash?
o3 Pro has a 200K token context window. Qwen 3.8 Flash has a 1M token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How o3 Pro and Qwen 3.8 Flash stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.