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ModelPreviewfamily · Gemini

Gemini 3 Flash Preview

Googleai.google.dev/gemini-api/docs/models/gemini-3-fl

Frontier-class performance rivaling larger models at a fraction of the cost.

quality75

Updated 16 min ago · first seen 11 Sept 2026

model_01M293V7V4D72KG1WYXTBT3Z8W

Context
1.05M tokens
T1 · 34 min ago
Released
17 Dec 2025
T2 · 16 min ago

Specification

Family
Gemini

Source:Google AI for Developers (Gemini API docs)T1observed 35 min agohigh

Release date
17 Dec 2025

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Status
preview

Source:Google AI for Developers (Gemini API docs)T1observed 35 min agohigh

Context window
1.05M tokens

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Max output
65.5K tokens

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Modalities
audio, image, pdf, text, video

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Input modalities
text, image, video, audio, pdf

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Output modalities
text

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Tokenizer
Gemini

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

API model id
gemini-3-flash-preview

Source:Google AI for Developers (Gemini API docs)T1observed 35 min agohigh

Capabilities
Caching, Code execution, Computer use, File search, Function calling, Grounding with Google Maps, Search grounding, Structured outputs, Thinking, URL context

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

File input
Yes

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Latest update
2025-12

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Openrouter id
google/gemini-3-flash-preview

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Supported parameters
include_reasoning, max_tokens, reasoning, reasoning_effort, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_p

Source:OpenRouter public model & pricing listingT2observed 16 min agomedium

Versions
{"preview":["gemini-3-flash-preview"]}

Source:Google AI for Developers (Gemini API docs)T1observed 34 min agohigh

Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →

Provenance

Attributed facts

23

Source tiers

T1T218 / 5

Freshest observation

16 min ago

Conflicts

2 flagged