Gemini 3.5 Flash
Pricing & Specs
Google (Gemini) · $1.5 input / $9 output per 1M tokens · 1.04858M context window
The per-token price never tells the full story. A typical task (1K input + 500 output tokens) on Gemini 3.5 Flash costs about $0.0060 — roughly $6.00 per 1,000 runs. But if it needs 3x the tokens of a cheaper model to match quality on YOUR task, the economics flip. The only way to know is to benchmark it on your actual workload.
Gemini 3.5 Flash API Pricing
| Tokens | Price |
|---|---|
| Input | $1.5 / 1M tokens |
| Output | $9 / 1M tokens |
| Cached input | $0.15 / 1M tokens |
Batch API pricing at 50% of standard input/output price. Context caching: $0.03 (text / image / video) $0.1 (audio) $1.00 / 1,000,000 tokens per hour.
What that means in practice
Gemini 3.5 Flash Specs
| Spec | Value |
|---|---|
| Context window | 1.04858M tokens |
| Max output tokens | 65.536K tokens |
| Input modalities | text, image, video, audio, PDF |
| Output modalities | text |
| Reasoning model | Yes |
| Tool / function calling | Yes |
| JSON mode | Yes |
| Streaming | Yes |
| Prompt caching | Yes |
| Batch API | Yes |
FAQ
How much does Gemini 3.5 Flash cost?
Gemini 3.5 Flash costs $1.5 per 1M input tokens and $9 per 1M output tokens ($0.15 per 1M cached input tokens).
What is Gemini 3.5 Flash's context window?
Gemini 3.5 Flash has a 1.04858M-token context window. Maximum output is 65.536K tokens.
Can I test Gemini 3.5 Flash on my own task?
Yes. OpenMark lets you benchmark Gemini 3.5 Flash against 100+ models on your own task with real API calls — no API keys needed, free tier available.
Is Gemini 3.5 Flash the right model for YOUR task?
Pricing tables can't answer that. Benchmark it against 100+ models
on your actual workload — real API calls, real costs. Free tier available.