Gemini 3.5 Flash

Google · gemini family · Official docs

Gemini 3.5 Flash is the current fast Gemini target in Refrase. Use it for high-volume extraction, classification, and concise generation. Refrase does not claim measured lift for Gemini 3.5 Flash yet.

Try Refrase on a Gemini 3.5 Flash prompt

Paste any prompt — Refrase rewrites it using Gemini 3.5 Flash's documentation as context. 4–7 seconds end-to-end.

Open in /enhance Try Guided mode

Specifications

1.0M

Context window

66K

Max output

Strengths

extractionanalysisgenerationhigh-volume-processing

Key capabilities

✓Current Gemini Flash-family model optimized for high-volume and lower-latency work (source: Google AI model docs)
✓1M token context window and 65,536 max output tokens (source: Google AI model docs)
✓Supports text, image, audio, video, and PDF inputs with text output (source: Google AI model docs)

How to prompt Gemini 3.5 Flash

Preferred instruction format

Gemini Flash uses the same dedicated systemInstruction pattern as Gemini Pro.

Recommended practices

Keep prompts concise and structured; Flash targets speed and throughput.
Use explicit output shape and measurable constraints for extraction/classification tasks.
Use native structured output settings when available instead of duplicating schemas in prompt text.

Anti-patterns to avoid

Do not over-prompt simple extraction tasks with unnecessary reasoning instructions.
Do not rely on subjective words like 'short' or 'good' without measurable definitions.

Sources

Skip the manual application.

Refrase reads everything above and applies it for you. Try it on one of your own prompts.

Open /enhance with Gemini 3.5 Flash