Gemini 3.1 Pro vs Hy4 preview
At a Glance
| Compare |  Gemini 3.1 ProGoogle DeepMind |  Hy4 previewTencent |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v4.4 | #9 of 5782.1 score · 3/3 sources · complete | UnrankedNot in the 57-model eligible cohort |
| CostLower is better · Published-token output estimate | #18 of 27$0.161 per LiveBench case | UnrankedNot in the 27-model eligible cohort |
| EfficiencyHigher is better · MM Efficiency v1.9 | #8 of 2754.6 score · 3/3 sources · complete | UnrankedNot in the 27-model eligible cohort |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $2.00Google AI ↗ · Aug 29, 2026 | $0.834Deepinfra ↗ · Oct 19, 2026 |
| Output priceFrom · USD / 1M tokens | $12.00Google AI ↗ · Aug 29, 2026 | $2.501Deepinfra ↗ · Oct 19, 2026 |
| Context windowMaximum documented tokens | 1,049K | 1,000K |
| Model facts checked | Aug 29, 2026View model evidence → | Sep 2, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
| Benchmark | Gemini 3.1 Pro | Hy4 preview |
|---|---|---|
| LMArena Agent Arenaagent-2026-10-16-0ebb411abf00 · outcome_score · leader | -4.0093% of row best · score · Gemini 3.1 Pro Preview; 95% CI [-5.35690873, -2.63856355]; sessions 87236; observations 2815597; rank 39 | 2.68100% of row best · score · Hy4 preview; 95% CI [2.00929922, 3.35139547]; sessions 84828; observations 8314177; rank 20 |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark winsNo overall winner | 1 benchmark winNo overall winner |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Side-by-Side Facts
| Field | Gemini 3.1 Pro | Hy4 preview |
|---|---|---|
| Developer | Google DeepMind | Tencent |
| Family | Gemini 3 | Hy4 |
| Model | Gemini 3.1 Pro | Hy4 preview |
| Version | Gemini 3.1 Pro | Hy4 preview |
| Lifecycle | preview | preview |
| Released | Unknown | 2026-08-28 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Video, Audio, Document | Text |
| Output modalities | Text | Text |
| Context window | 1,049K | 1,000K |
| Total parameters | Unknown | 770B |
| Active parameters | Unknown | 49B |
| License | Unknown | apache-2.0 |
| Open weights | No | Yes |
| API available | Yes | Yes |
| Self-hostable | No | Yes |
| Provider access | Google AI (Standard), Google Gemini (Standard) | Deepinfra (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning, tools |
Gemini 3.1 Pro Capabilities
Hy4 preview Capabilities
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Gemini 3.1 ProGoogle DeepMind | vs | Gemini 3.5 FlashGoogle DeepMind | family variantstext |
Primary Evidence
Sources and Freshness
Questions
Gemini 3.1 Pro vs Hy4 preview FAQs
Is Gemini 3.1 Pro or Hy4 preview better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemini 3.1 Pro and Hy4 preview, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemini 3.1 Pro or Hy4 preview?+
Gemini 3.1 Pro is $2.00 and Hy4 preview is $0.834 per million tokens, so Hy4 preview is cheaper on this metric. Gemini 3.1 Pro is $12.00 and Hy4 preview is $2.501 per million tokens, so Hy4 preview is cheaper on this metric.
Which has a larger context window, Gemini 3.1 Pro or Hy4 preview?+
Gemini 3.1 Pro has the larger sourced context window. Gemini 3.1 Pro supports 1,048,576 tokens and Hy4 preview supports 1,000,000 tokens.
Which performs better in benchmarks, Gemini 3.1 Pro or Hy4 preview?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Gemini 3.1 Pro or Hy4 preview be self-hosted?+
Hy4 preview is documented as self-hostable; Gemini 3.1 Pro is documented as not self-hostable. Gemini 3.1 Pro is not marked open weight; Hy4 preview is open weight.
Can Gemini 3.1 Pro and Hy4 preview understand images?+
Gemini 3.1 Pro is documented with image input; Hy4 preview is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemini 3.1 Pro or Hy4 preview?+
Gemini 3.1 Pro has a sourced maximum output of 65,536 tokens; Hy4 preview's maximum output is not reported. A larger limit cannot be determined.
Do Gemini 3.1 Pro and Hy4 preview support reasoning and tool use?+
Gemini 3.1 Pro: reasoning, tool calling, and image input. Hy4 preview: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Gemini 3.1 Pro or Hy4 preview?+
Gemini 3.1 Pro has 2 sourced provider routes; Hy4 preview has 2, a tie.
Which offers better value, Gemini 3.1 Pro or Hy4 preview?+
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.