Model Comparison

Qwen3.5 Omni Plus
vs. Solar Open 100B (Reasoning)

Comparing 2 AI models · 7 benchmarks · Alibaba, Upstage

Recommended Pick

Alibaba logoQwen3.5 Omni Plus9 metric wins

Strongest on: Throughput, Reasoning, Intelligence

Lowest Price

Upstage logo

Solar Open 100B (Reasoning)

$0.00/1M input price

Best Reasoning

Alibaba logo

Qwen3.5 Omni Plus

42.4 reasoning score

Blends available reasoning benchmarks

Composite Indices

Higher is better; speed and price are normalized

Standard Benchmarks

Only benchmarks with data are shown

Differences That Matter

Price gap

Solar Open 100B (Reasoning) is ∞x cheaper on input tokens than Qwen3.5 Omni Plus.

Reasoning gap

Qwen3.5 Omni Plus leads Solar Open 100B (Reasoning) by 12.4 points on reasoning.

Top-pick rationale

Qwen3.5 Omni Plus wins 9 measurable categories, including Throughput, Reasoning, Intelligence, GPQA.

Live compare

Response Face-Off

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

Alibaba logo

Qwen3.5 Omni Plus

Alibaba

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting
Upstage logo

Solar Open 100B (Reasoning)

Upstage

Waiting

TTFT

Time

tok/s

Tokens

Cost

Waiting

Which answer was more useful?

Chat with leading AI models

Use Claude, ChatGPT, Gemini alongside with EU-Hosted Models like Deepseek, Qwen & Kimi.

EU-hosted inference

Servers in Germany & Finland. Designed to meet strict GDPR and ISO 27001 compliance requirements.

Full Comparison

Metric
Top Pick
Alibaba logoQwen3.5 Omni Plus
Alibaba
Upstage logoSolar Open 100B (Reasoning)
Upstage
Pricing per 1M tokens
Input Cost$0.40/1M$0.00/1M
Output Cost$4.80/1M$0.00/1M
Blended (3:1)$1.50/1M
Specifications
OrganizationAlibabaUpstage
Release DateMar 30, 2026Dec 17, 2025
Performance & Speed
Throughput56.8 tok/s
TTFT1261ms
Latency1261ms
Composite Indices
Value Score100.0
Reasoning Score42.430.0
Intelligence30.615.1
Standard Benchmarks
GPQA82.6%65.7%
HLE13.9%9.2%
SciCode40.5%26.9%
LCR52.7%36.0%
IFBench51.2%57.7%
TAU-bench v288.3%48.2%
TerminalBench Hard21.2%2.3%

Key Takeaways

Solar Open 100B (Reasoning) offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.

Qwen3.5 Omni Plus has the strongest reasoning profile with a 42.4 reasoning score,combining the available reasoning-heavy benchmarks.

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

When to Choose Each Model

Alibaba logo

Qwen3.5 Omni Plus

  • Complex reasoning tasks
  • Research & analysis
Upstage logo

Solar Open 100B (Reasoning)

  • Cost-sensitive applications
  • High-volume processing