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GPT-4o-mini vs Qwen3.5-Flash

GPT-4o-mini

OpenAI

69#167
vs
Qwen3.5-Flash

Alibaba

69#169
Signal-by-Signal Comparison
SignalGPT-4o-miniDeltaQwen3.5-Flash
Capabilities
67
-17
83
Benchmarks
76
+10
66
Pricing
99
0
100
Context window size
81
-14
95
Recency
0
-100
100
Output Capacity
70
-10
80
Overall Result
1 wins
of 6
5 wins
Qwen3.5-Flash wins 5 of 6 signals

Score History

Score History (25 data points)
GPT-4o-miniQwen3.5-Flash
GPT-4o-mini

69.3

current score

Leader

GPT-4o-mini

right now

Qwen3.5-Flash

68.6

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

GPT-4o-mini

OpenAI

Per request$0.000450
Daily$1.50
Monthly$45.00
Annual$540.00

Qwen3.5-Flash

Alibaba

Best Value
Per request$0.000195
Daily$0.65
Monthly$19.50
Annual$234.00

Qwen3.5-Flash saves you $25.50/month

That's $306.00/year compared to GPT-4o-mini at your current usage level of 100K calls/month.

57% cheaper
Choose Qwen3.5-Flash for cost optimization

GPT-4o-mini pricing:
Input:$0.15/M tokens
Output:$0.60/M tokens
Qwen3.5-Flash pricing:
Input:$0.07/M tokens
Output:$0.26/M tokens
Winner
GPT-4o-mini

OpenAI

69

Composite Score

Qwen3.5-Flash

Alibaba

69

Composite Score

Signal-by-Signal Comparison
MetricGPT-4o-miniQwen3.5-FlashWinner
Overall Score
69
69
GPT-4o-mini
Rank#167#169
GPT-4o-mini
Quality Rank#167#169
GPT-4o-mini
Adoption Rank#167#169
GPT-4o-mini
Parameters------
Context Window128K1000K
Qwen3.5-Flash
Pricing$0.15/$0.60/M$0.07/$0.26/M--
Signal Scores
Capabilities
67
83
Qwen3.5-Flash
Benchmarks
76
66
GPT-4o-mini
Pricing
99
100
Qwen3.5-Flash
Context window size
81
95
Qwen3.5-Flash
Recency
0
100
Qwen3.5-Flash
Output Capacity
70
80
Qwen3.5-Flash
Benchmark Head-to-Head(11 benchmarks)
GPT-4o-mini: 0Qwen3.5-Flash: 1
GPT-4o-mini
Qwen3.5-Flash
Normalized 0-100%
MMLU
82%-
MMLU-Pro
63.1%-
GPQA Diamond
40.2%-
MATH-500
70.2%-
HumanEval
87.2%-
GSM8K
93.2%-
IFEval
80.4%-
BBH
80.4%-
ARC-Challenge
96.4%-
HellaSwag
93%-
Arena Elo
12221397
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

GPT-4o-miniCompetitive

Scores 69/100 (rank #167), placing it in the top 43% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Qwen3.5-FlashCompetitive

Scores 69/100 (rank #169), placing it in the top 42% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

With only a 1-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.

When to Use Each Model

Choose GPT-4o-mini when you need:

  • Budget-friendly applications with moderate quality requirements

Choose Qwen3.5-Flash when you need:

  • High-volume production workloads where API costs must be minimized
  • Processing long documents or large codebases (1000K token context)
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
GPT-4o-mini
Input cost$0.15/M tokens
Output cost$0.60/M tokens
Cost per quality point$0.011
Est. monthly (1M tokens/day)$11.25
Qwen3.5-FlashBest Value
Input cost$0.07/M tokens
Output cost$0.26/M tokens
Cost per quality point$0.005
Est. monthly (1M tokens/day)$4.88

Qwen3.5-Flash offers 57% better value per quality point. At 1M tokens/day, you'd spend $4.88/month with Qwen3.5-Flash vs $11.25/month with GPT-4o-mini - a $6.38 monthly difference.

Latency & Speed
GPT-4o-miniFaster
Speed score0/100
Qwen3.5-Flash
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

GPT-4o-mini

Customer support chatbot

Suitable for user-facing chat with competitive response times. Qwen3.5-Flash also offers lower per-token costs for high-volume support

GPT-4o-mini

Long document analysis

Larger context window (1000K tokens) can process longer documents, contracts, and research papers in a single pass

Qwen3.5-Flash

Batch data extraction

Lower output pricing ($0.26/M) reduces costs when processing thousands of records daily

Qwen3.5-Flash

Creative writing & content

Higher overall composite score (69/100) correlates with better nuance, coherence, and style in long-form content

GPT-4o-mini

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

GPT-4o-mini
Which Should You Choose?
Our recommendation:
GPT-4o-mini

GPT-4o-mini and Qwen3.5-Flash are extremely close in overall performance (only 0.7000000000000028 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.

GPT-4o-mini
Recommended

by OpenAI

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale

by Alibaba

  • Choose for Cost - 57% lower pricing; better value at scale
Capability Comparison
CapabilityGPT-4o-miniQwen3.5-Flash
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoningdiffers
Web Search
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

GPT-4o-mini

OpenAI

$0.9900
estimated monthly cost

Qwen3.5-Flash

Alibaba

Best Value
$0.4290
estimated monthly cost

Qwen3.5-Flash saves you $0.5610/month

That's 57% cheaper than GPT-4o-mini at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterGPT-4o-miniQwen3.5-Flash
Context Window128K1M
Max Output Tokens16,38465,536
Open SourceNoNo
CreatedJul 18, 2024Feb 25, 2026
Last updated: 39m ago

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GPT-4o-mini vs Qwen3.5-Flash (2026) | LM Market Cap