Model Comparison

GPT-4.5 vs Qwen3 VL 8B Instruct

GPT-4.5 significantly outperforms across most benchmarks. Qwen3 VL 8B Instruct is 506.8x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

GPT-4.5 outperforms in 4 benchmarks (CharXiv-D, CharXiv-R, IFEval, MMLU), while Qwen3 VL 8B Instruct is better at 1 benchmark (Multi-IF).

GPT-4.5 significantly outperforms across most benchmarks.

Sat May 02 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Qwen3 VL 8B Instruct costs less

For input processing, GPT-4.5 ($75.00/1M tokens) is 937.5x more expensive than Qwen3 VL 8B Instruct ($0.08/1M tokens).

For output processing, GPT-4.5 ($150.00/1M tokens) is 300.0x more expensive than Qwen3 VL 8B Instruct ($0.50/1M tokens).

In conclusion, GPT-4.5 is more expensive than Qwen3 VL 8B Instruct.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sat May 02 2026 • llm-stats.com
OpenAI
GPT-4.5
Input tokens$75.00
Output tokens$150.00
Best providerOpenAI
Alibaba Cloud / Qwen Team
Qwen3 VL 8B Instruct
Input tokens$0.08
Output tokens$0.50
Best providerNovita
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Qwen3 VL 8B Instruct accepts 131,072 input tokens compared to GPT-4.5's 128,000 tokens. Qwen3 VL 8B Instruct can generate longer responses up to 32,768 tokens, while GPT-4.5 is limited to 4,096 tokens.

OpenAI
GPT-4.5
Input128,000 tokens
Output4,096 tokens
Alibaba Cloud / Qwen Team
Qwen3 VL 8B Instruct
Input131,072 tokens
Output32,768 tokens
Sat May 02 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-4.5 and Qwen3 VL 8B Instruct support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-4.5

Text
Images
Audio
Video

Qwen3 VL 8B Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-4.5 is licensed under a proprietary license, while Qwen3 VL 8B Instruct uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

GPT-4.5

Proprietary

Closed source

Qwen3 VL 8B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-4.5 was released on 2025-02-27, while Qwen3 VL 8B Instruct was released on 2025-09-22.

Qwen3 VL 8B Instruct is 7 months newer than GPT-4.5.

GPT-4.5

Feb 27, 2025

1.2 years ago

Qwen3 VL 8B Instruct

Sep 22, 2025

7 months ago

6mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

GPT-4.5 is available from OpenAI. Qwen3 VL 8B Instruct is available from Novita, DeepInfra.

GPT-4.5

openai logo
OpenAI
Input Price:Input: $75.00/1MOutput Price:Output: $150.00/1M

Qwen3 VL 8B Instruct

novita logo
Novita
Input Price:Input: $0.08/1MOutput Price:Output: $0.50/1M
deepinfra logo
Deepinfra
Input Price:Input: $0.18/1MOutput Price:Output: $0.69/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

OpenAI
Higher CharXiv-D score (90.0% vs 83.0%)
Higher CharXiv-R score (55.4% vs 46.4%)
Higher IFEval score (88.2% vs 83.7%)
Higher MMLU score (90.8% vs 80.7%)
Alibaba Cloud / Qwen Team

Qwen3 VL 8B Instruct

View details

Alibaba Cloud / Qwen Team

Larger context window (131,072 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher Multi-IF score (75.1% vs 70.8%)

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-4.5
Alibaba Cloud / Qwen Team
Qwen3 VL 8B Instruct

FAQ

Common questions about GPT-4.5 vs Qwen3 VL 8B Instruct

GPT-4.5 significantly outperforms across most benchmarks. GPT-4.5 is made by OpenAI and Qwen3 VL 8B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-4.5 scores GSM8k: 97.0%, MMLU: 90.8%, CharXiv-D: 90.0%, IFEval: 88.2%, HumanEval: 88.0%. Qwen3 VL 8B Instruct scores DocVQAtest: 96.1%, ScreenSpot: 94.4%, OCRBench: 89.6%, AI2D: 85.7%, MMBench-V1.1: 85.0%.
Qwen3 VL 8B Instruct is 937.5x cheaper for input tokens. GPT-4.5 costs $75.00/M input and $150.00/M output via openai. Qwen3 VL 8B Instruct costs $0.08/M input and $0.50/M output via novita.
GPT-4.5 supports 128K tokens and Qwen3 VL 8B Instruct supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (128K vs 131K), input pricing ($75.00 vs $0.08/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
GPT-4.5 is developed by OpenAI and Qwen3 VL 8B Instruct is developed by Alibaba Cloud / Qwen Team.