Compare/Hy3-preview (Reasoning) vs o3

Hy3-preview (Reasoning)vso3

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

Tencent

Hy3-preview (Reasoning)

Input
$0/M
Output
$0/M
Speed
86 tok/s
TTFT
2.40s
OpenAI

o3

Input
$2/M
Output
$8/M
Speed
118 tok/s
TTFT
7.67s

Winner by Category

Cheaper
Hy3-preview (Reasoning)
Faster (tok/s)
o3
Lower Latency
Hy3-preview (Reasoning)
Benchmarks (4-8)
o3

Pricing Comparison

MetricHy3-preview (Reasoning)o3
Input ($/M tokens)$0$2
Output ($/M tokens)$0$8
Cost for 1M input + 100K output tokens:
Hy3-preview (Reasoning)$0.00
o3$2.80

Speed Comparison

Output Speed (tokens/s) — higher is better
Hy3-preview (Reasoning)
86 tok/s
o3
118 tok/s
Time to First Token (seconds) — lower is better
Hy3-preview (Reasoning)
2.40s
o3
7.67s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
41.938.4
Coding Index
36.538.4
Math Index
88.3
GPQA Diamond
86.7%82.7%
MMLU-Pro
85.3%
LiveCodeBench
80.8%
AIME 2025
88.3%
MATH-500
99.2%
Humanity's Last Exam
25.5%20.0%
SciCode
41.2%41.0%
IFBench
63.1%71.4%
TerminalBench
34.1%37.1%
Hy3-preview (Reasoning)4 wins
8 winso3

Frequently Asked Questions

Which is cheaper, Hy3-preview (Reasoning) or o3?

Hy3-preview (Reasoning) 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 8 out of 12 benchmarks compared to 4 for Hy3-preview (Reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

o3 generates tokens faster at 118 tok/s vs 86 tok/s. Hy3-preview (Reasoning) also has lower time-to-first-token (2.40s vs 7.67s).

When should I use Hy3-preview (Reasoning) vs o3?

Choose based on your priorities: Hy3-preview (Reasoning) for lower cost, o3 for stronger benchmark performance, and o3 for faster generation. For latency-sensitive apps, check the TTFT comparison above.