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Get started freeGemini 3 Pro vs Gemini 1.5 Flash
Compare Gemini 3 Pro and Gemini 1.5 Flash. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | Gemini 3 Pro | Gemini 1.5 Flash |
|---|---|---|
| Provider | ||
| Model Type | text | text |
| Context Window | 1,000,000 tokens | 1,000,000 tokens |
| Input Cost | $4.00/ 1M tokens | $0.07/ 1M tokens |
| Output Cost | $18.00/ 1M tokens | $0.30/ 1M tokens |
Stop choosing. Use both.
With Appaca you don't have to pick — build apps that are powered by Gemini 3 Pro, Gemini 1.5 Flash, for your specific use case.
Build your first app freeStrengths & Best Use Cases
Gemini 3 Pro
Google1. State-of-the-art reasoning
- Top performance across academic reasoning, scientific knowledge, math, and complex problem-solving.
- Excels at long-horizon, multi-step workflows and deep logical interpretation.
2. World-leading multimodal capabilities
- Natively understands text, images, videos, audio, and code.
- Ranked highest on benchmarks like MMMU-Pro, Video-MMMU, ScreenSpot-Pro.
3. Exceptional coding + agentic workflows
- Strong in competitive coding and real-world agentic tasks (SWE-Bench Verified, Terminal-Bench, LiveCodeBench).
- Improved tool calling, planning, and execution for autonomous or semi-autonomous agents.
4. Powerful for long-context tasks
- Effective at 128K-1M context windows with high retrieval accuracy.
- Ideal for document-heavy workflows, research, analysis, multi-file coding, and multi-document reasoning.
5. Strong information synthesis and interpretation
- Outperforms peers in chart reasoning, OCR, structured extraction, and screen understanding.
- Excellent at combining multimodal inputs into coherent, concise answers.
6. High reliability for enterprise tasks
- Benchmarks show superior factuality, grounding, and parametric knowledge.
- Strong multilingual accuracy and global commonsense performance.
7. Optimized for production agents
- Designed for complex multi-step planning, simultaneous task execution, and improved consistency.
- Works across coding, research, creative workflows, UI generation, and data-heavy applications.
Gemini 1.5 Flash
Google1. Extremely fast and cost-efficient
- Designed for ultra-low latency inference.
- Handles high-throughput real-time applications and large-scale pipelines.
2. Strong multimodal capabilities
- Accepts text, images, audio, video, and PDFs.
- Efficient cross-modal understanding suitable for classification, extraction, and captioning.
3. Excellent for long-context tasks
- Supports up to 1M tokens, enabling analysis of long documents, transcripts, and entire codebases.
- Performs well on long-context translation and summarization.
4. Optimized for production workloads
- Low operational cost and fast inference make it ideal for enterprise automation.
- Great for chatbots, customer support systems, and background agent tasks.
5. High throughput with scalable rate limits
- Flash variants support extremely high RPM for high-traffic environments.
6. Reliable performance on everyday tasks
- Good at chat, rewriting, transcription, extraction, and structured reasoning.
- More efficient than Pro for tasks that don't require deep reasoning.
7. Ideal for multimodal high-volume apps
- Strong performance on captioning, OCR-style extraction, audio transcription, and video understanding.
8. Designed for developer workflows
- Supports function calling, structured output, and integration with the Gemini API and Vertex AI.
Prompts to Get Started
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Best for Gemini 3 Pro
textStudent Self-Assessment Reflection
Create a student self-assessment form to build metacognitive awareness.
Product Roadmap Summary
Write a narrative summary of a product roadmap for stakeholder communication.
Parent Communication Email
Write a professional email to parents about a student's progress or a class update.
Best for Gemini 1.5 Flash
textOpen to Work LinkedIn Post
Write a professional open-to-work LinkedIn post that attracts the right opportunities. Specific about what you want without sounding desperate.
Customer Reactivation Survey
Send a short survey to inactive customers to understand why they stopped purchasing. Informs retention strategy.
New Development Launch Email
Announce a new real estate development or pre-construction project to a buyer database. Generates early interest and reservations.