Model Comparison

Gemini 3.1 Pro vs GPT-4.1 mini

Gemini 3.1 Pro significantly outperforms across most benchmarks. GPT-4.1 mini is 8.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

4 benchmarks

Gemini 3.1 Pro outperforms in 4 benchmarks (GPQA, Humanity's Last Exam, MMMLU, SWE-Bench Verified), while GPT-4.1 mini is better at 0 benchmarks.

Gemini 3.1 Pro significantly outperforms across most benchmarks.

Thu Apr 16 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT-4.1 mini costs less

For input processing, Gemini 3.1 Pro ($2.50/1M tokens) is 6.3x more expensive than GPT-4.1 mini ($0.40/1M tokens).

For output processing, Gemini 3.1 Pro ($15.00/1M tokens) is 9.4x more expensive than GPT-4.1 mini ($1.60/1M tokens).

In conclusion, Gemini 3.1 Pro is more expensive than GPT-4.1 mini.*

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

Lowest available price from all providers
Thu Apr 16 2026 • llm-stats.com
Google
Gemini 3.1 Pro
Input tokens$2.50
Output tokens$15.00
Best providerGoogle
OpenAI
GPT-4.1 mini
Input tokens$0.40
Output tokens$1.60
Best providerOpenAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 3.1 Pro accepts 1,048,576 input tokens compared to GPT-4.1 mini's 1,047,576 tokens. Gemini 3.1 Pro can generate longer responses up to 65,536 tokens, while GPT-4.1 mini is limited to 32,768 tokens.

Google
Gemini 3.1 Pro
Input1,048,576 tokens
Output65,536 tokens
OpenAI
GPT-4.1 mini
Input1,047,576 tokens
Output32,768 tokens
Thu Apr 16 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemini 3.1 Pro and GPT-4.1 mini support multimodal inputs.

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

Gemini 3.1 Pro

Text
Images
Audio
Video

GPT-4.1 mini

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 3.1 Pro

Proprietary

Closed source

GPT-4.1 mini

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.1 Pro was released on 2026-02-19, while GPT-4.1 mini was released on 2025-04-14.

Gemini 3.1 Pro is 10 months newer than GPT-4.1 mini.

Gemini 3.1 Pro

Feb 19, 2026

1 months ago

10mo newer
GPT-4.1 mini

Apr 14, 2025

1.0 years ago

Knowledge Cutoff

When training data ends

Gemini 3.1 Pro has a knowledge cutoff of 2025-01-31, while GPT-4.1 mini has a cutoff of 2024-05-31.

Gemini 3.1 Pro has more recent training data (up to 2025-01-31), making it potentially better informed about events through that date compared to GPT-4.1 mini (2024-05-31).

Gemini 3.1 Pro

Jan 2025

8 mo newer
GPT-4.1 mini

May 2024

Provider Availability

Gemini 3.1 Pro is available from Google. GPT-4.1 mini is available from OpenAI.

Gemini 3.1 Pro

google logo
Google
Input Price:Input: $2.50/1MOutput Price:Output: $15.00/1M

GPT-4.1 mini

openai logo
OpenAI
Input Price:Input: $0.40/1MOutput Price:Output: $1.60/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Google
Larger context window (1,048,576 tokens)
Higher GPQA score (94.3% vs 65.0%)
Higher Humanity's Last Exam score (51.4% vs 3.7%)
Higher MMMLU score (92.6% vs 78.5%)
Higher SWE-Bench Verified score (80.6% vs 23.6%)
OpenAI
Less expensive input tokens
Less expensive output tokens
GoogleGemini 3.1 Pro
OpenAIGPT-4.1 mini
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Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemini 3.1 Pro
OpenAI
GPT-4.1 mini

FAQ

Common questions about Gemini 3.1 Pro vs GPT-4.1 mini

Gemini 3.1 Pro significantly outperforms across most benchmarks. Gemini 3.1 Pro is made by Google and GPT-4.1 mini is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Gemini 3.1 Pro scores t2-bench: 99.3%, LiveCodeBench Pro: 96.2%, GPQA: 94.3%, MMMLU: 92.6%, BrowseComp: 85.9%. GPT-4.1 mini scores CharXiv-D: 88.4%, MMLU: 87.5%, IFEval: 84.1%, MMMLU: 78.5%, MathVista: 73.1%.
GPT-4.1 mini is 6.3x cheaper for input tokens. Gemini 3.1 Pro costs $2.50/M input and $15.00/M output via google. GPT-4.1 mini costs $0.40/M input and $1.60/M output via openai.
Gemini 3.1 Pro supports 1.0M tokens and GPT-4.1 mini supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (1.0M vs 1.0M), input pricing ($2.50 vs $0.40/M). See the full comparison above for benchmark-by-benchmark results.
Gemini 3.1 Pro is developed by Google and GPT-4.1 mini is developed by OpenAI.