Model Details
Released
Sep 2, 2026
Context Length
1,048,576
Max Output
65,536
Modalities
Text
Audio
Image
Video
File
→
Text
Capabilities
Tool use
Structured outputs
Prompt caching
Code execution
Computer use
Where is Gemini 3.8 Flash a perfect fit?
Gemini 3.8 Flash is Google’s most capable Flash model, combining advanced reasoning, coding, multimodal understanding, iterative tool use, and autonomous agent capabilities with Flash-level speed and cost efficiency.
- Long-horizon software engineering
- Autonomous coding agents
- Multi-file codebase refactoring
- Complex multi-step reasoning
- Enterprise automation
- Financial and legal analysis
- Agentic workflows with iterative tool calls
- Long-context document and data analysis
- Browser/computer-use agents
- High-volume production workloads
Gemini 3.8 Flash is specifically optimized for long-running coding and autonomous agent workflows rather than merely maximizing low-latency throughput. Google reports substantial gains over 3.7 Flash in software engineering, agentic tasks, and specialized professional reasoning.
- Long-horizon software engineering
- Autonomous coding agents
- Multi-file codebase refactoring
- Complex multi-step reasoning
- Enterprise automation
- Financial and legal analysis
- Agentic workflows with iterative tool calls
- Long-context document and data analysis
- Browser/computer-use agents
- High-volume production workloads
Gemini 3.8 Flash is specifically optimized for long-running coding and autonomous agent workflows rather than merely maximizing low-latency throughput. Google reports substantial gains over 3.7 Flash in software engineering, agentic tasks, and specialized professional reasoning.
Quick Model Estimate
Your Gemini 3.8 Flash Cost Estimate
💰 Total Cost
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for 1000 input + 1000 output tokens
📥 Input (1000 × $0.750000)
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📤 Output (1000 × $3.750000)
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Cost Breakdown
📥 Input
📤 Output
Prices updated daily from official provider data.
Pricing
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Input Price
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Cached Input
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 Perplexity | Text | Standard | $0.7500 | $3.7500 | $0.0750 | 1,048,576 tokens | → |
FAQs about Gemini 3.8 Flash
How much does Gemini 3.8 Flash cost per 1M tokens?
Gemini 3.8 Flash costs $0.75 per million input tokens, and $3.75 per million output tokens.
What does a typical workload cost with Gemini 3.8 Flash?
1,000 requests of 2,000 input and 500 output tokens each — 2,000,000 input and 500,000 output tokens in total — costs $3.375 with Gemini 3.8 Flash at its lowest rates. Use the calculator on this page for your own volumes.
Where can I use Gemini 3.8 Flash?
Gemini 3.8 Flash is available through Perplexity, from $0.75 per million input tokens.
What is Gemini 3.8 Flash's context window?
Gemini 3.8 Flash has a context window of 1,048,576 tokens, and returns up to 65,536 tokens in a single response.
What input types does Gemini 3.8 Flash support?
Gemini 3.8 Flash accepts text, audio, image, video and file input, and returns text.