Gemini 3.5 Flash Thinking
Fast Gemini model balancing multimodal reasoning, tool use, and cost
Model facts
- Context window
- 1.05M tokens
- Maximum output
- 66K tokens
- Cheapest paid input
- $1.5 per 1M tokens
- Cheapest paid output
- $9 per 1M tokens
- Open weights
- no
- Providers
- 1
Capabilities and modalities
reasoning, attachments, temperature control, text, image, audio.
Observed price history
- 2026-08-24: $1.5 input / $9 output per 1M tokens
API providers
- NanoGPT — model id google/gemini-3.5-flash-thinking; $1.5 input / $9 output per 1M tokens; provider documentation