AI Models · Paid vs Paid

Gemini 3.1 Pro Preview Paid vs GPT-4.1 Paid

Gemini 3.1 Pro Preview vs GPT-4.1 compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.

Gemini 3.1 Pro Preview — full profile ›  ·  GPT-4.1 — full profile ›

Prices & specs refreshed from live data · OpenSourceAI.tech

Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.

Choose GPT-4.1 for the lower output price ($8/M vs $12/M). Choose Gemini 3.1 Pro Preview if you need the larger 1M context window.

Gemini 3.1 Pro Preview vs GPT-4.1 specs

SpecGemini 3.1 Pro PreviewGPT-4.1
MakerGoogleOpenAI
TypeProprietaryProprietary
Context window1M tokens1M tokens
Input price$2/M$2/M
Output price$12/M$8/M
Vision / multimodalYesYes
Tool / function callingYesYes
Self-hostableNo (API only)No (API only)
LicenseProprietaryProprietary

Feature comparison

CapabilityGemini 3.1 Pro PreviewGPT-4.1
Open weights (downloadable)✗✗
Self-hostable✗✗
Runs fully offline✗✗
Vision / multimodal✓✓
Tool / function calling✓✓
1M+ context window✓✓

Benchmarks: Gemini 3.1 Pro Preview vs GPT-4.1

Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).

Gemini 3.1 Pro Preview
GPT-4.1
Intelligence index
46.5
19.4
Coding index
68.8
–
GPQA
94.1%
66.6%
Humanity's Last Exam
44.7%
4.6%
Long Context Reasoning
72.7%
61%
SciCode
58.9%
38.1%
IFBench
77.1%
43%
τ²-Bench
95.6%
47.1%
τ-Bench Banking
16.5%
–
Terminal-Bench
73.8%
–
Terminal-Bench Hard
53.8%
13.6%
Math index
–
34.7
MMLU-Pro
–
80.6%
LiveCodeBench
–
45.7%
MATH-500
–
91.3%
AIME
–
43.7%
AIME 2025
–
34.7%
Speed
137.1 tok/s
150.8 tok/s
Latency
23.58s
0.56s
Intelligence per $
10.3
5.5

Benchmark data by Artificial Analysis.

How Gemini 3.1 Pro Preview and GPT-4.1 score

🤝 Neck and neck on these criteria (3.2 vs 3.2 / 5).
CriterionGemini 3.1 Pro PreviewGPT-4.1
Cost-efficiency3.53.5
Context window5.05.0
Openness1.51.5
Self-hosting1.01.0
Multimodality5.05.0

Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.

What each model is

Gemini 3.1 Pro Preview Paid

Google · Proprietary

Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation.

GPT-4.1 Paid

OpenAI · Proprietary

GPT-4.1 is a flagship large language model optimized for advanced instruction following, real-world software engineering, and long-context reasoning. It supports a 1 million token context window and outperforms GPT-4o and...

Other models in these families

These variants are tracked but not compared here — one page per family keeps the comparison readable.

Other variants tracked
Gemini 2.5 Pro
Other variants tracked
GPT-4.1 Mini

Frequently asked questions

Gemini 3.1 Pro Preview vs GPT-4.1 — which is cheaper?

GPT-4.1 is cheaper on output ($8/M vs $12/M).

Which has the larger context window?

Gemini 3.1 Pro Preview offers the larger context window (1M tokens).

Gemini 3.1 Pro Preview vs GPT-4.1 — which should I pick in 2026?

Choose GPT-4.1 for the lower output price ($8/M vs $12/M). Choose Gemini 3.1 Pro Preview if you need the larger 1M context window.

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