Gemini 3.1 Pro vs Gemini 3.8 Flash Cyber
At a Glance
| Compare |  Gemini 3.1 ProGoogle DeepMind | Gemini 3.8 Flash CyberGoogle DeepMind |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | #9 of 4679.7 score · 3/3 sources · complete | UnrankedNot in the 46-model eligible cohort |
| CostLower is better · Published-token output estimate | #27 of 44$0.161 per LiveBench case | UnrankedNot in the 44-model eligible cohort |
| EfficiencyHigher is better · MM Efficiency v1.5 | #9 of 3859.2 score · 3/3 sources · complete | UnrankedNot in the 38-model eligible cohort |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $2.00Google AI ↗ · Aug 29, 2026 | Not reported |
| Output priceFrom · USD / 1M tokens | $12.00Google AI ↗ · Aug 29, 2026 | Not reported |
| Context windowMaximum documented tokens | 1,049K | Not reported |
| 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
Side-by-Side Facts
| Field | Gemini 3.1 Pro | Gemini 3.8 Flash Cyber |
|---|---|---|
| Developer | Google DeepMind | Google DeepMind |
| Family | Gemini 3 | Gemini 3 |
| Model | Gemini 3.1 Pro | Gemini 3.8 Flash Cyber |
| Version | Gemini 3.1 Pro | Gemini 3.8 Flash Cyber |
| Lifecycle | preview | active |
| Released | Unknown | 2026-09-02 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Video, Audio, Document | Text |
| Output modalities | Text | Text |
| Context window | 1,049K | Unknown |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | No |
| Self-hostable | No | No |
| Provider access | Google AI (Standard), Google Gemini (Standard) | Unknown |
| Capabilities | chat, generation, reasoning, tools | automated-patching, cybersecurity, reasoning, vulnerability-detection |
Gemini 3.1 Pro Capabilities
Gemini 3.8 Flash Cyber Capabilities
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Primary Evidence
Sources and Freshness
Questions
Gemini 3.1 Pro vs Gemini 3.8 Flash Cyber FAQs
Is Gemini 3.1 Pro or Gemini 3.8 Flash Cyber better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemini 3.1 Pro and Gemini 3.8 Flash Cyber, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemini 3.1 Pro or Gemini 3.8 Flash Cyber?+
Only Gemini 3.1 Pro has a directly sourced input price: $2.00 per million tokens. Only Gemini 3.1 Pro has a directly sourced output price: $12.00 per million tokens.
Which has a larger context window, Gemini 3.1 Pro or Gemini 3.8 Flash Cyber?+
Neither model has a larger sourced context window in this comparison. Gemini 3.1 Pro is 1,049K and Gemini 3.8 Flash Cyber is —.
Which performs better in benchmarks, Gemini 3.1 Pro or Gemini 3.8 Flash Cyber?+
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 Gemini 3.8 Flash Cyber be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Gemini 3.1 Pro is not marked open weight; Gemini 3.8 Flash Cyber is not marked open weight.
Can Gemini 3.1 Pro and Gemini 3.8 Flash Cyber understand images?+
Gemini 3.1 Pro is documented with image input; Gemini 3.8 Flash Cyber is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemini 3.1 Pro or Gemini 3.8 Flash Cyber?+
Neither has a larger sourced maximum output. Gemini 3.1 Pro is 66K and Gemini 3.8 Flash Cyber is —.
Do Gemini 3.1 Pro and Gemini 3.8 Flash Cyber support reasoning and tool use?+
Gemini 3.1 Pro: reasoning, tool calling, and image input. Gemini 3.8 Flash Cyber: reasoning. Feature support does not establish relative quality.
Which is available from more inference providers, Gemini 3.1 Pro or Gemini 3.8 Flash Cyber?+
Gemini 3.1 Pro has 2 sourced provider routes; Gemini 3.8 Flash Cyber has 0, so Gemini 3.1 Pro has broader tracked availability.
Which offers better value, Gemini 3.1 Pro or Gemini 3.8 Flash Cyber?+
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.