Compare/JT-35B-Flash vs o3

JT-35B-Flashvso3

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

China Mobile

JT-35B-Flash

Input
$0/M
Output
$0/M
Speed
TTFT
OpenAI

o3

Input
$2/M
Output
$8/M
Speed
91 tok/s
TTFT
6.30s

Winner by Category

Cheaper
JT-35B-Flash
Faster (tok/s)
o3
Lower Latency
JT-35B-Flash
Benchmarks (1-11)
o3

Pricing Comparison

MetricJT-35B-Flasho3
Input ($/M tokens)$0$2
Output ($/M tokens)$0$8
Cost for 1M input + 100K output tokens:
JT-35B-Flash$0.00
o3$2.80

Speed Comparison

Output Speed (tokens/s) — higher is better
JT-35B-Flash
o3
91 tok/s
Time to First Token (seconds) — lower is better
JT-35B-Flash
o3
6.30s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
36.138.4
Coding Index
28.938.4
Math Index
88.3
GPQA Diamond
82.9%82.7%
MMLU-Pro
85.3%
LiveCodeBench
80.8%
AIME 2025
88.3%
MATH-500
99.2%
Humanity's Last Exam
6.1%20.0%
SciCode
29.1%41.0%
IFBench
42.0%71.4%
TerminalBench
28.8%37.1%
JT-35B-Flash1 wins
11 winso3

Frequently Asked Questions

Which is cheaper, JT-35B-Flash or o3?

JT-35B-Flash is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $3.50/M for o3.

Which model performs better on benchmarks?

o3 wins 11 out of 12 benchmarks compared to 1 for JT-35B-Flash. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

o3 generates tokens faster at 91 tok/s vs 0 tok/s. JT-35B-Flash also has lower time-to-first-token (0.00s vs 6.30s).

When should I use JT-35B-Flash vs o3?

Choose based on your priorities: JT-35B-Flash for lower cost, o3 for stronger benchmark performance, and o3 for faster generation. For latency-sensitive apps, check the TTFT comparison above.