Model Comparison

GPT-5.1 Codex High vs Qwen3 VL 4B Instruct

GPT-5.1 Codex High significantly outperforms across most benchmarks. Qwen3 VL 4B Instruct is 15.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

GPT-5.1 Codex High outperforms in 1 benchmarks (AIME 2025), while Qwen3 VL 4B Instruct is better at 0 benchmarks.

GPT-5.1 Codex High significantly outperforms across most benchmarks.

Sun May 10 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Qwen3 VL 4B Instruct costs less

For input processing, GPT-5.1 Codex High ($1.25/1M tokens) is 12.5x more expensive than Qwen3 VL 4B Instruct ($0.10/1M tokens).

For output processing, GPT-5.1 Codex High ($10.00/1M tokens) is 16.7x more expensive than Qwen3 VL 4B Instruct ($0.60/1M tokens).

In conclusion, GPT-5.1 Codex High is more expensive than Qwen3 VL 4B Instruct.*

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

Lowest available price from all providers

Sun May 10 2026 • llm-stats.com

GPT-5.1 Codex High

Input tokens$1.25

Output tokens$10.00

Best providerOpenAI

Qwen3 VL 4B Instruct

Input tokens$0.10

Output tokens$0.60

Best providerDeepinfra

Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

GPT-5.1 Codex High accepts 400,000 input tokens compared to Qwen3 VL 4B Instruct's 262,144 tokens. Qwen3 VL 4B Instruct can generate longer responses up to 262,144 tokens, while GPT-5.1 Codex High is limited to 128,000 tokens.

GPT-5.1 Codex High

Input400,000 tokens

Output128,000 tokens

Qwen3 VL 4B Instruct

Input262,144 tokens

Output262,144 tokens

Sun May 10 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-5.1 Codex High and Qwen3 VL 4B Instruct support multimodal inputs.

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

GPT-5.1 Codex High

Text

Images

Audio

Video

Qwen3 VL 4B Instruct

Text

Images

Audio

Video

License

Usage and distribution terms

GPT-5.1 Codex High is licensed under a proprietary license, while Qwen3 VL 4B Instruct uses Apache 2.0.

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

GPT-5.1 Codex High

Proprietary

Closed source

Qwen3 VL 4B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-5.1 Codex High was released on 2025-11-12, while Qwen3 VL 4B Instruct was released on 2025-09-22.

GPT-5.1 Codex High is 2 months newer than Qwen3 VL 4B Instruct.

GPT-5.1 Codex High

Nov 12, 2025

5 months ago

1mo newer

Qwen3 VL 4B Instruct

Sep 22, 2025

7 months ago

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-5.1 Codex High is available from OpenAI. Qwen3 VL 4B Instruct is available from DeepInfra.

GPT-5.1 Codex High

OpenAI

Input Price:Input: $1.25/1MOutput Price:Output: $10.00/1M

Qwen3 VL 4B Instruct

Deepinfra

Input Price:Input: $0.10/1MOutput Price:Output: $0.60/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

GPT-5.1 Codex High

View details

OpenAI

Larger context window (400,000 tokens)

Higher AIME 2025 score (96.7% vs 46.6%)

Qwen3 VL 4B Instruct

View details

Alibaba Cloud / Qwen Team

Less expensive input tokens

Less expensive output tokens

Has open weights

Detailed Comparison

AI Model Comparison Table
Feature	GPT-5.1 Codex High	Qwen3 VL 4B Instruct

FAQ

Common questions about GPT-5.1 Codex High vs Qwen3 VL 4B Instruct.

Which is better, GPT-5.1 Codex High or Qwen3 VL 4B Instruct?

GPT-5.1 Codex High significantly outperforms across most benchmarks. GPT-5.1 Codex High is made by OpenAI and Qwen3 VL 4B Instruct is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does GPT-5.1 Codex High compare to Qwen3 VL 4B Instruct in benchmarks?

GPT-5.1 Codex High scores AIME 2025: 96.7%. Qwen3 VL 4B Instruct scores DocVQAtest: 95.3%, ScreenSpot: 94.0%, OCRBench: 88.1%, MMBench-V1.1: 85.1%, AI2D: 84.1%.

Is GPT-5.1 Codex High cheaper than Qwen3 VL 4B Instruct?

Qwen3 VL 4B Instruct is 12.5x cheaper for input tokens. GPT-5.1 Codex High costs $1.25/M input and $10.00/M output via openai. Qwen3 VL 4B Instruct costs $0.10/M input and $0.60/M output via deepinfra.

What are the context window sizes for GPT-5.1 Codex High and Qwen3 VL 4B Instruct?

GPT-5.1 Codex High supports 400K tokens and Qwen3 VL 4B Instruct supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT-5.1 Codex High and Qwen3 VL 4B Instruct?

Key differences include context window (400K vs 262K), input pricing ($1.25 vs $0.10/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-5.1 Codex High and Qwen3 VL 4B Instruct?

GPT-5.1 Codex High is developed by OpenAI and Qwen3 VL 4B Instruct is developed by Alibaba Cloud / Qwen Team.