Google: Gemini 3.5 Flash (batch)
The Google Gemini 3.5 Flash (batch) is a versatile AI model that can handle multiple input modalities, including text, image, video, file, and audio. It also supports context lengths up to 1048576 tokens and has a maximum completion token limit of 65536. This model may be worth considering for users who require a wide range of input formats or have high output needs, as its price point is based on per-token input ($0.75) and output ($4.5). The model's blended benchmark score of 53.5 indicates a solid performance across at least one independent evaluation, which could make it a viable option for those prioritizing a balance of quality and cost.
Benchmark results
Independent, published benchmarks. Blended score 53.5 across 1 benchmark, last refreshed 2026-09-27. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 53.8 |
- Model ID
- google/gemini-3.5-flash:batch
- Vendor
- Released
- May 2026
- Tokenizer
- Gemini
- Input Modalities
- text, image, video, file, audio
- Output Modalities
- text
- Max Output
- 65,536 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- ✓ accepts audio
- Moderated
- no
What it costs in practice
Computed from the current $0.75/M input and $4.50/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.03 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.60 |
| A month of a busy support chatbot | 5M in / 2M out | $12.75 |
Category rankings
Where Google: Gemini 3.5 Flash (batch) places across the 5 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #15 | TranscriptionVoice · of 25 ranked | 123 |
| #18 | Audio SummarizationVoice · of 25 ranked | 146 |
| #19 | Image CaptioningVision · of 25 ranked | 120 |
| #21 | TTS ReplacementVoice · of 25 ranked | 115 |
| #24 | Video SummarizationVideo · of 25 ranked | 146 |
Similar models
Google: Gemini 3.8 Flash
Google: Gemini 3.8 Flash (batch)
Google: Gemini 3.7 Flash
Google: Gemini 3.7 Flash (batch)
Google: Gemini 3.6 Flash
Google: Gemini 3.6 Flash (batch)
Quick answers
- How much does Google: Gemini 3.5 Flash (batch) cost?
- $0.75 per million input tokens and $4.50 per million output tokens.
- What is Google: Gemini 3.5 Flash (batch)'s context window?
- 1,048,576 tokens, roughly 1,572 pages of text in a single request.
- Does Google: Gemini 3.5 Flash (batch) support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Google: Gemini 3.5 Flash (batch) process images?
- Yes, it accepts image input.