Gemini 3.8 Flash Cyber vs Grok-3: Specs & Benchmark Comparison

Gemini 3.8 Flash Cyber is developed by Google, while Grok-3 comes from xAI. Grok-3 was released in February 2025, and Gemini 3.8 Flash Cyber followed 19 months later in September 2026.

We have 4 benchmark results for Gemini 3.8 Flash Cyber and 5 benchmark results for Grok-3, but they were measured on different benchmarks, so there is no like-for-like scoreboard.

Grok-3 is available through an API at $3 per million input tokens with a 128K-token context window. We do not track a hosted API for Gemini 3.8 Flash Cyber, so pricing and context cannot be compared directly.

CharacteristicGemini 3.8 Flash CyberGrok-3
CompanyGooglexAI
Release DateSeptember 2, 2026February 16, 2025
Parameters
MultimodalNoYes
Context (input)128K
Context (output)8K
Input Price / 1M$3.00
Output Price / 1M$15.00
Average Score74.6%85.7%

Verdict

Gemini 3.8 Flash Cyber leads in 1 out of 2 comparison categories.

Overall Performance

Both models show comparable average scores: Gemini 3.8 Flash Cyber — 0.7, Grok-3 — 0.9.

Recency

Gemini 3.8 Flash Cyber is newer: released 9/2/2026 vs 2/16/2025.

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Frequently Asked Questions

Which is better for coding — Gemini 3.8 Flash Cyber or Grok-3?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Gemini 3.8 Flash Cyber or Grok-3?
API pricing data is available on the individual model pages.
Which has a larger context window — Gemini 3.8 Flash Cyber or Grok-3?
Context window data is available on the individual model pages.

The Gemini 3.8 Flash Cyber and Grok-3 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Gemini 3.8 Flash Cyber or Grok-3 page. See also the complete list of AI model comparisons.