o3-mini vs Qwen3.5 Plus

Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.

Benchmark data for one or both models is coming soon. This page currently shows metadata and pricing where BenchLM has it, and score-level comparisons will populate as public benchmark results land.
Agentic
Coding
Multimodal & Grounded
Reasoning
Knowledge
Instruction Following
Multilingual
Mathematics

o3-mini· Qwen3.5 Plus

Quick Verdict

Benchmark data for o3-mini and Qwen3.5 Plus is coming soon on BenchLM.

BenchLM does not have sourced benchmark coverage for Qwen3.5 Plus yet. This comparison is currently limited to metadata such as context window, reasoning mode, and pricing where available.

Qwen3.5 Plus has the larger context window at 1M, compared with 200K for o3-mini.

Operational tradeoffs

Price$1.10 / $4.40Pricing unavailable
Speed160 t/sN/A
TTFT7.12sN/A
Context200K1M

Decision framing

BenchLM keeps the benchmark table and the operator tradeoffs on the same page so a better score does not hide a materially slower, pricier, or smaller-context model.

Runtime metrics show N/A when BenchLM does not have a sourced snapshot for that exact model. The scoring rules and freshness policy are documented on the methodology page.

Benchmarko3-miniQwen3.5 Plus
Agentic
Terminal-Bench 2.067%
BrowseComp74%
OSWorld-Verified61%
Coding
SWE-bench Verified49.3%
SWE-bench Pro57%
Multimodal & Grounded
MMMU-Pro73%
OfficeQA Pro76%
Reasoning
LongBench v282%
MRCRv280%
Knowledge
MMLU86.9%
GPQA77.2%
FrontierScience66%
Instruction Following
IFEval93.9%
Multilingual
MMLU-ProX73%
Mathematics
AIME 202487.3%
Frequently Asked Questions (3)

Can I compare o3-mini and Qwen3.5 Plus on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.

Why does this comparison show “coming soon”?

BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.

What data is available for o3-mini and Qwen3.5 Plus today?

o3-mini: $1.10 input / $4.40 output per 1M tokens Qwen3.5 Plus: Pricing unavailable Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.

Last updated: March 31, 2026

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