Gemini 3.5 Flash

by Google

Google Gemini 3.5 Flash with frontier intelligence, fast performance, and 1M context window

Key info

Input
Output
Features
Context window
1M
Max output
66K
Input price
$1.50 /1M
Output price
$9.00 /1M
  • EU residency available
  • US residency available
  • Zero data retention via Enterprise
  • No training by default
  • GDPR DPA available

Benchmarks

Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.

Global rank#10 of 529 LLMs
TierFrontier
Output speed214 tok/s
First token16.23s
Intelligence Index55.3
Coding Index45.0
GPQA Diamond
92%
Humanity's Last Exam
41%
SciCode
53%
IFBench
76%
Long-context reasoning
69%
Terminal-Bench Hard
41%
τ²-Bench Telecom
95%

Available routes

Gemini 3.5 Flash runs on 3 different routes through the Opper gateway. Compare residency, ZDR, and training posture at a glance — full data-handling detail per route below.

ProviderRegionZero data retentionTrainingInputOutput
GeminiUSEnterpriseNo$1.50$9.00
Google CloudUSEnterpriseNo$1.50$9.00
Google CloudEUEnterpriseNo$1.50$9.00

Training posture across routes: No training on prompts by default.

Data handling per route

Each route hosting Gemini 3.5 Flash has its own privacy posture, residency, and GDPR terms. Postures are maintained by Opper with a last-verification timestamp.

Gemini United States🇺🇸

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; SCCs; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
SCCs

Google Cloud United States🇺🇸

Zero data retention is available via Opper Enterprise contract. No training on customer data. US; SCCs; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
SCCs

Google Cloud European Union🇪🇺

Zero data retention is available via Opper Enterprise contract. No training on customer data. EU; DPA available.

Zero data retention
Available via Opper Enterprise contract.
Training
No training on customer data.
Logging
Abuse monitoring
Third-party access
None disclosed
GDPR DPA
DPA available
Transfer mechanism
Not applicable — data stays in EU

Compare Gemini 3.5 Flash with…

Side-by-side on privacy, EU hosting, pricing, and benchmarks.

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Gemini 3.5 Flash by Google — pricing, benchmarks, EU/US hosting | Opper AI