Gemini 3.1 Pro vs GPT-5.4 Nano
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | Gemini 3.1 Pro | GPT-5.4 Nano |
|---|---|---|
| IntelligenceHigher is better · MM Intelligence v1.2 | UnrankedNot in the 22-model eligible cohort | #22 of 2214.7 score |
| CostLower is better · Published-token output estimate | #22 of 36$0.161 per LiveBench case | #13 of 36$0.058 per LiveBench case |
| EfficiencyHigher is better · MM Efficiency v1.0 | UnrankedNot in the 22-model eligible cohort | #21 of 2235.3 score |
Ranks come from the current complete eligible cohorts. Green highlights appear only when both models are ranked in the same metric. Missing required inputs remain unranked, and the three dimensions are not collapsed into an overall winner.
Benchmark Performance
Available Benchmarks
| Benchmark | Gemini 3.1 Pro | GPT-5.4 Nano |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,480.10100% of row best · rating · gemini-3.1-pro-preview; 95% CI [1476.89767236, 1483.30025658]; votes 102763; rank 11 | 1,372.8793% of row best · rating · gpt-5.4-nano-high; 95% CI [1369.01004978, 1376.72255426]; votes 58562; rank 163 |
| LMArena Vision Arenavision-2026-08-27-011508720696 · arena_rating · leader | 1,295.39100% of row best · rating · gemini-3.1-pro-preview; 95% CI [1289.75236576, 1301.03738662]; votes 39412; rank 17 | 1,197.8292% of row best · rating · gpt-5.4-nano-high; 95% CI [1191.24291416, 1204.39749063]; votes 23952; rank 76 |
| LiveBench2026-06-25 · overall · leader | 81.66100% of row best · percent · gemini-3.1-pro-preview-high · 13,380 output tokens / case | 75.2792% of row best · percent · gpt-5.4-nano-xhigh · 46,179 output tokens / case |
| ToneBench2026-08-28-10-task-cd9819ab6e4d · overall_score · leader | 79.89100% of row best · points · Gemini 3.1 Pro (high thinking) · 10,009 output tokens / case | 69.1287% of row best · points · GPT-5.4 nano · 3,831 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 4 benchmark winsOverall lead | 0 benchmark wins |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Gemini 3.1 Pro | GPT-5.4 Nano |
|---|---|---|
| Developer | Google DeepMind | OpenAI |
| Family | Gemini 3 | Gpt 5 4 |
| Model | Gemini 3.1 Pro | GPT-5.4 Nano |
| Version | Gemini 3.1 Pro | GPT-5.4 Nano |
| Lifecycle | preview | active |
| Released | Unknown | 2026-03-17 |
| Knowledge cutoff | Unknown | 2025-08-31 |
| Input modalities | Text, Image, Video, Audio, Document | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,049K | 400K |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | Yes |
| Self-hostable | No | No |
| Provider access | Google AI (Standard), Google Gemini (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning, structured_outputs, tools |
13 comparable fields · 9 material differences · Pair passes the primary-source comparison gate
Gemini 3.1 Pro Capabilities
GPT-5.4 Nano Capabilities
Internal Comparison Graph
Related Comparisons
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|---|---|---|---|
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Gemini 3.1 ProGoogle DeepMind | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Gemini 3.1 ProGoogle DeepMind | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
Gemini 3.1 ProGoogle DeepMind | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Gemini 3.1 Pro vs GPT-5.4 Nano FAQs
Is Gemini 3.1 Pro or GPT-5.4 Nano better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemini 3.1 Pro and GPT-5.4 Nano, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemini 3.1 Pro or GPT-5.4 Nano?+
Gemini 3.1 Pro is $2.00 and GPT-5.4 Nano is $0.20 per million tokens, so GPT-5.4 Nano is cheaper on this metric. Gemini 3.1 Pro is $12.00 and GPT-5.4 Nano is $1.25 per million tokens, so GPT-5.4 Nano is cheaper on this metric.
Which has a larger context window, Gemini 3.1 Pro or GPT-5.4 Nano?+
Gemini 3.1 Pro has the larger sourced context window. Gemini 3.1 Pro supports 1,049K and GPT-5.4 Nano supports 400K.
Which performs better in benchmarks, Gemini 3.1 Pro or GPT-5.4 Nano?+
Gemini 3.1 Pro leads the current overall benchmark count. The result uses 4 protocol-matched benchmarks from 3 publishers; it is not a universal quality score.
Can Gemini 3.1 Pro or GPT-5.4 Nano be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Gemini 3.1 Pro is not marked open weight; GPT-5.4 Nano is not marked open weight.
Can Gemini 3.1 Pro and GPT-5.4 Nano understand images?+
Gemini 3.1 Pro is documented with image input; GPT-5.4 Nano is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemini 3.1 Pro or GPT-5.4 Nano?+
GPT-5.4 Nano has the larger sourced maximum output: Gemini 3.1 Pro supports 66K and GPT-5.4 Nano supports 128K output tokens.
Do Gemini 3.1 Pro and GPT-5.4 Nano support reasoning and tool use?+
Gemini 3.1 Pro: reasoning, tool calling, and image input. GPT-5.4 Nano: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Gemini 3.1 Pro or GPT-5.4 Nano?+
Gemini 3.1 Pro has 2 sourced provider routes; GPT-5.4 Nano has 2, a tie.
Which offers better value, Gemini 3.1 Pro or GPT-5.4 Nano?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.