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AI Model

Gemini 3.8 Flash

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Google's September 2026 Flash model, its third Flash release in six weeks, with reported coding benchmark results

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TrustList summary

Gemini 3.8 Flash is a Google AI model released on 2 September 2026, the third Flash release from Google in six weeks. It follows Gemini 3.7 Flash, the release Google compares it with on Terminal-Bench 2.1. The scores below are the ones Google published in its announcement.

What Gemini 3.8 Flash does

  • Terminal tasks: a 90.8% score on Terminal-Bench 2.1, against 81.6% for Gemini 3.7 Flash, as Google reports.
  • HLE-Verified: Google reports 54.9% on this benchmark.
  • Software engineering tests: Google also says it outperforms most bigger frontier models on DeepSWE v1.1, with lower running costs.

Key facts

  • Released: 2 September 2026
  • Developer: Google
  • Predecessor: Gemini 3.7 Flash

Summary written by TrustList from the business's own published information, Oct 2026.

Benchmarks & AI stats

AI model rankings
BenchmarkOfficialCommunity avg
HLE-Verifiedreasoning54.9 %-
Terminal Bench 2.1agent90.8 %-

“Official” values are editor-approved and feed the ranking. “Community avg” is the mean of member submissions (shown for transparency; it never affects the ranking until an editor approves a value).

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Trust Score

4/ 100
Trust Score: New

An earned signal from verification, reviews, awards, transparency and engagement - the vendor can't buy it.

Verification
0/100 · 20%
Reviews
0/100 · 30%
Awards
0/100 · 15%
Transparency
18/100 · 20%
Engagement
0/100 · 15%
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Updated 9/16/2026

What the business tells TrustList

Founded
2026 (0 years) evidence sent

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