Gemini 3.8 Flash vs Gemini Omni 1.1 Flash
Pricing verdict: Gemini 3.8 Flash vs Gemini Omni 1.1 Flash: Gemini 3.8 Flash is cheaper for input-heavy usage ($0.75/M vs $1.50/M input tokens), while Gemini 3.8 Flash is better for long-context tasks (1,048,576 tokens).
Direct answer: choose Gemini 3.8 Flash for lower token spend and choose Gemini 3.8 Flash when your workload needs longer context.
Compare API pricing, input and output token costs, context windows, and monthly estimates on one page so you can pick the right model fast.
Cost Comparison (1000 input + 500 output tokens, 100 requests/day)
Gemini 3.8 Flash
Gemini Omni 1.1 Flash
Cost Differences
Gemini Omni 1.1 Flash costs more than Gemini 3.8 Flash
Quick Recommendation
Winner for direct API pricing: Gemini 3.8 Flash. At the default workload, Gemini 3.8 Flash saves about $22.875/month ($278.3125/year) versus Gemini Omni 1.1 Flash.
Feature Comparison
| Feature | Gemini 3.8 Flash | Gemini Omni 1.1 Flash |
|---|---|---|
| Provider | ||
| Input Price | $0.75/1M tokens | $1.50/1M tokens |
| Output Price | $3.75/1M tokens | $17.50/1M tokens |
| Context Window | 1,048,576 tokens | 1,048,576 tokens |
| Max Output | 65,536 tokens | 57,920 tokens |
| Category | flagship | flagship |
| Capabilities | textvisionaudiovideocodereasoning | textvisionaudiovideo |
| Release Date | 9/2/2026 | 8/27/2026 |
Gemini 3.8 Flash vs Gemini Omni 1.1 Flash: Which Should You Choose?
Choosing between Gemini 3.8 Flash and Gemini Omni 1.1 Flash depends on your priorities: cost efficiency, context length, or raw capability. Gemini 3.8 Flash is the more affordable option at $0.75/1M input tokens — 50% cheaper than Gemini Omni 1.1 Flash.
Both models are in the flagship category, making this a direct head-to-head comparison. At scale — say 10,000 requests per day — the cost difference adds up: Gemini 3.8 Flash would save you roughly $2,287.50/month compared to Gemini Omni 1.1 Flash. For startups and indie developers, that difference can be significant.
Output costs matter too. Gemini 3.8 Flash charges $3.75/1M output tokens vs $17.50 for Gemini Omni 1.1 Flash. For generation-heavy workloads (content creation, code generation, summarization), output pricing often dominates your bill. Gemini 3.8 Flash has the edge here at $3.75/1M output tokens.
Multimodal capabilities: Both models support vision (image understanding), so you can send images alongside text prompts with either option.
Best Use Cases
Choose Gemini 3.8 Flash when:
- • Budget is a primary concern
- • You need more capabilities (code, reasoning)
- • You need longer outputs (up to 65,536 tokens)
- • You're already using Google's API ecosystem
Choose Gemini Omni 1.1 Flash when:
- • You're already using Google's API ecosystem
Pros and Caveats at a Glance
Gemini 3.8 Flash
- • Input pricing: $0.75/M tokens
- • Output pricing: $3.75/M tokens
- • Context window: 1,048,576 tokens
- • Max output: 65,536 tokens
Watch out for
- • Trade-offs are minor in this matchup.
Gemini Omni 1.1 Flash
- • Input pricing: $1.50/M tokens
- • Output pricing: $17.50/M tokens
- • Context window: 1,048,576 tokens
- • Max output: 57,920 tokens
Watch out for
- • Higher input cost than Gemini 3.8 Flash
- • Higher output cost than Gemini 3.8 Flash
Try Different Scenarios
Use the calculator below to see how costs change with different usage patterns
Gemini 3.8 Flash (Google)
Gemini Omni 1.1 Flash (Google)
Start using Gemini 3.8 Flash today
Sign Up for Google →Start using Gemini Omni 1.1 Flash today
Sign Up for Google →Frequently Asked Questions
Which is cheaper, Gemini 3.8 Flash or Gemini Omni 1.1 Flash?▼
What is the context window difference between Gemini 3.8 Flash and Gemini Omni 1.1 Flash?▼
Which model is better for AI Chatbot?▼
Which model has better overall pricing for heavy usage?▼
Related Comparisons
Related Articles
Learn when to pick each model, then compare live pricing scenarios.