Model Comparison

Qwen3 8B (Reasoning)
vs. Solar Pro 2 (Reasoning)

Comparing 2 AI models · 12 benchmarks · Alibaba, Upstage

Recommended Pick

Upstage logo Solar Pro 2 (Reasoning) 18 metric wins

Strongest on: Input price, Output price, TTFT

Lowest Price

Upstage logo

Solar Pro 2 (Reasoning)

$0.00/1M input price

Best Reasoning

Upstage logo

Solar Pro 2 (Reasoning)

54.1 reasoning score

Blends available reasoning benchmarks

Best for Coding

Upstage logo

Solar Pro 2 (Reasoning)

12.1 coding index

Composite Indices

Higher is better; speed and price are normalized

Standard Benchmarks

Only benchmarks with data are shown

Differences That Matter

Price gap

Solar Pro 2 (Reasoning) is ∞x cheaper on input tokens than Qwen3 8B (Reasoning).

Reasoning gap

Solar Pro 2 (Reasoning) leads Qwen3 8B (Reasoning) by 14.2 points on reasoning.

Coding gap

Solar Pro 2 (Reasoning) leads Qwen3 8B (Reasoning) by 3.1 points on coding.

Top-pick rationale

Solar Pro 2 (Reasoning) wins 18 measurable categories, including Input price, Output price, TTFT, Latency.

Live compare

Response Face-Off

Run one prompt through the selected models and compare response quality with live speed and cost context.

Alibaba logo

Qwen3 8B (Reasoning)

Alibaba

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting
Upstage logo

Solar Pro 2 (Reasoning)

Upstage

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting

Which answer was more useful?

AI Chat

Chat with 80+ models

Inference API

EU-hosted inference

Full Comparison

Metric
Alibaba logo Qwen3 8B (Reasoning)
Alibaba
Top Pick
Upstage logo Solar Pro 2 (Reasoning)
Upstage
Pricing per 1M tokens
Input Cost $0.11/1M$0.00/1M
Output Cost $1.15/1M$0.00/1M
Blended (3:1) $0.37/1M
Specifications
Organization AlibabaUpstage
Release Date Apr 28, 2025Jul 9, 2025
Performance & Speed
Throughput 60.2 tok/s
TTFT 1414ms
Latency 34638ms
Composite Indices
Value Score 100.0
Reasoning Score 39.954.1
Intelligence 13.214.9
Coding 9.012.1
Math 19.061.3
Standard Benchmarks
GPQA 58.9%68.7%
MMLU Pro 74.3%80.5%
HLE 4.2%7.0%
LiveCodeBench 40.6%61.6%
MATH 500 90.4%96.7%
AIME 2025 19.0%61.3%
AIME (Original) 74.7%69.0%
SciCode 22.6%30.2%
LCR 0.0%0.0%
IFBench 33.5%37.1%
TAU-bench v2 27.8%28.1%
TerminalBench Hard 2.3%3.0%

Key Takeaways

Solar Pro 2 (Reasoning) offers the best value at $0.00/1M, making it ideal for high-volume applications and cost-conscious projects.

Solar Pro 2 (Reasoning) has the strongest reasoning profile with a 54.1 reasoning score, combining the available reasoning-heavy benchmarks.

Solar Pro 2 (Reasoning) reaches a 12.1 coding index, making it the top choice for software development and code generation tasks.

All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.

When to Choose Each Model

Alibaba logo

Qwen3 8B (Reasoning)

  • General-purpose AI
  • Versatile applications
Upstage logo

Solar Pro 2 (Reasoning)

  • Cost-sensitive applications
  • High-volume processing
  • Complex reasoning tasks
  • Research & analysis
  • Code generation
  • Software development