Gemini 3.8 Flash Cyber vs Grok 4.20 Multi Agent
At a Glance
| Compare |  Gemini 3.8 Flash CyberGoogle DeepMind | |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | UnrankedNot in the 46-model eligible cohort | #22 of 4663.4 score · 2/3 sources · provisional · missing LiveBench · full-core range 42.3–75.6 |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | Not reported | $1.25Xai ↗ · Sep 3, 2026 |
| Output priceFrom · USD / 1M tokens | Not reported | $2.50Xai ↗ · Sep 3, 2026 |
| Context windowMaximum documented tokens | Not reported | 1,000K |
| Model facts checked | Sep 2, 2026View model evidence → | Aug 29, 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 3.8 Flash Cyber | Grok 4.20 Multi-Agent |
|---|---|---|
| Developer | Google DeepMind | xAI |
| Family | Gemini 3 | Grok 4 20 |
| Model | Gemini 3.8 Flash Cyber | Grok 4.20 Multi-Agent |
| Version | Gemini 3.8 Flash Cyber | Grok 4.20 Multi-Agent |
| Lifecycle | active | preview |
| Released | 2026-09-02 | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
| Context window | Unknown | 1,000K |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | No | Yes |
| Self-hostable | No | No |
| Provider access | Unknown | Xai (Standard) |
| Capabilities | automated-patching, cybersecurity, reasoning, vulnerability-detection | generation, reasoning, research, tools |
Gemini 3.8 Flash Cyber Capabilities
Grok 4.20 Multi Agent Capabilities
Related Comparisons
All text comparisons →| A | Pair | B | Context |
|---|---|---|---|
Gemini 3.8 Flash CyberGoogle DeepMind | vs |  GPT-6 AstraOpenAI | cross-developer peerstext |
Claude Fable 5.1Anthropic | vs | Gemini 3.8 Flash CyberGoogle DeepMind | cross-developer peerstext |
Gemini 3.1 ProGoogle DeepMind | vs | Gemini 3.8 Flash CyberGoogle DeepMind | family variantstext |
 DeepSeek-V4.1-FlashDeepSeek | vs | Gemini 3.8 Flash CyberGoogle DeepMind | cross-developer peerstext |
Gemini 3.8 Flash CyberGoogle DeepMind | vs | Grok 4.6xAI | cross-developer peerstext |
Gemini 3.8 Flash CyberGoogle DeepMind | vs |  Qwen3.8-MaxQwen | cross-developer peerstext |
Gemini 3.8 Flash CyberGoogle DeepMind | vs |  Kimi-K3Moonshot AI | cross-developer peerstext |
 MiniMax-M3MiniMax | vs | Gemini 3.8 Flash CyberGoogle DeepMind | cross-developer peerstext |
Gemini 3.8 Flash CyberGoogle DeepMind | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Gemini 3.8 Flash CyberGoogle DeepMind | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | Gemini 3.8 Flash CyberGoogle DeepMind | cross-developer peerstext |
Gemini 3.8 Flash CyberGoogle DeepMind | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Gemini 3.8 Flash Cyber vs Grok 4.20 Multi Agent FAQs
Is Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemini 3.8 Flash Cyber and Grok 4.20 Multi Agent, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent?+
Only Grok 4.20 Multi Agent has a directly sourced input price: $1.25 per million tokens. Only Grok 4.20 Multi Agent has a directly sourced output price: $2.50 per million tokens.
Which has a larger context window, Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent?+
Neither model has a larger sourced context window in this comparison. Gemini 3.8 Flash Cyber is — and Grok 4.20 Multi Agent is 1,000K.
Which performs better in benchmarks, Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Gemini 3.8 Flash Cyber is not marked open weight; Grok 4.20 Multi Agent is not marked open weight.
Can Gemini 3.8 Flash Cyber and Grok 4.20 Multi Agent understand images?+
Gemini 3.8 Flash Cyber is not documented with image input; Grok 4.20 Multi Agent is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent?+
Neither has a larger sourced maximum output. Gemini 3.8 Flash Cyber is — and Grok 4.20 Multi Agent is —.
Do Gemini 3.8 Flash Cyber and Grok 4.20 Multi Agent support reasoning and tool use?+
Gemini 3.8 Flash Cyber: reasoning. Grok 4.20 Multi Agent: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent?+
Gemini 3.8 Flash Cyber has 0 sourced provider routes; Grok 4.20 Multi Agent has 1, so Grok 4.20 Multi Agent has broader tracked availability.
Which offers better value, Gemini 3.8 Flash Cyber or Grok 4.20 Multi Agent?+
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.