Build AI powered apps for your work
Get started freeo3-mini vs Gemini 2.5 Flash
Compare o3-mini and Gemini 2.5 Flash. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | o3-mini | Gemini 2.5 Flash |
|---|---|---|
| Provider | OpenAI | |
| Model Type | text | text |
| Context Window | 200,000 tokens | 1,000,000 tokens |
| Input Cost | $1.10/ 1M tokens | $0.30/ 1M tokens |
| Output Cost | $4.40/ 1M tokens | $2.50/ 1M tokens |
Stop choosing. Use both.
With Appaca you don't have to pick — build apps that are powered by o3-mini, Gemini 2.5 Flash, for your specific use case.
Build your first app freeStrengths & Best Use Cases
o3-mini
OpenAI1. High-intelligence small reasoning model
- Delivers strong reasoning performance in a compact footprint.
- Ideal for tasks that need intelligence but must stay cost-efficient.
2. Excellent for developer workflows
- Supports Structured Outputs, function calling, and Batch API.
- Reliable for backend automation, agents, and data-processing pipelines.
3. Strong text reasoning capabilities
- Handles multi-step logic, natural language analysis, SQL translation, entity extraction, and content generation.
- Works well for landing pages, policy summaries, and knowledge extraction (as shown in built-in examples).
4. 200K context window
- Allows large documents, multi-step analysis, and long-running conversations.
- Reduces the need for aggressive chunking or external retrieval systems.
5. High 100K-token output limit
- Enables long explanations, multi-section documents, or detailed reasoning sequences.
6. Pure text-focused model
- Input/output is text-only (no image or audio support).
- Optimized for language-heavy reasoning and logic tasks.
7. Broad API compatibility
- Works across Chat Completions, Responses, Realtime, Assistants, Embeddings, Image APIs (as tools), and more.
- Supports streaming, function calling, and structured outputs.
8. Cost-efficient for production at scale
- Same cost/performance profile as o1-mini but with higher intelligence.
Gemini 2.5 Flash
Google1. Highly cost-efficient for large-scale workloads
- Extremely low input cost ($0.30/M) and affordable output cost.
- Built for production environments where throughput and budget matter.
- Significantly cheaper than competitors like o4-mini, Claude Sonnet, and Grok on text workloads.
2. Fast performance optimized for everyday tasks
- Ideal for summarization, chat, extraction, classification, captioning, and lightweight reasoning.
- Designed as a high-speed “workhorse model” for apps that require low latency.
3. Built-in “thinking budget” control
- Adjustable reasoning depth lets developers trade off latency vs. accuracy.
- Enables dynamic cost management for large agent systems.
4. Native multimodality across all major formats
- Inputs: text, images, video, audio, PDFs.
- Outputs: text + native audio synthesis (24 languages with the same voice).
- Great for conversational agents, voice interfaces, multimodal analysis, and captioning.
5. Industry-leading long context window
- 1,000,000 token context window.
- Supports long documents, multi-file processing, large datasets, and long multimedia sequences.
- Stronger MRCR long-context performance vs previous Flash models.
6. Native audio generation and multilingual conversation
- High-quality, expressive audio output with natural prosody.
- Style control for tones, accents, and emotional delivery.
- Noise-aware speech understanding for real-world conditions.
7. Strong benchmark performance for its cost
- 11% on Humanity's Last Exam (no tools) - competitive with Grok and Claude.
- 82.8% on GPQA diamond (science reasoning).
- 72.0% on AIME 2025 single-attempt math.
- Excellent multimodal reasoning (79.7% on MMMU).
- Leading long-context performance in its price tier.
8. Capable coding assistance
- 63.9% on LiveCodeBench (single attempt).
- 61.9%/56.7% on Aider Polyglot (whole/diff).
- Agentic coding support + tool use + function calling.
9. Fully supports tool integration
- Function calling.
- Structured outputs.
- Search-as-a-tool.
- Code execution (via Google Antigravity / Gemini API environments).
10. Production-ready availability
- Available in: Gemini App, Google AI Studio, Gemini API, Vertex AI, Live API.
- General availability (GA) with stable endpoints and documentation.
Prompts to Get Started
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Best for o3-mini
textLicence Agreement Key Terms
Summarise the key commercial and legal terms in a licence agreement.
Marketing Event Strategy (Workshops + Networking)
Design an event strategy with persona-focused workshops, panels, and networking centered on their challenges and your USP solution.
Product Announcement Copy
Write announcement copy for a new product feature across multiple channels.
Best for Gemini 2.5 Flash
textProfessional Bio
Write a concise third-person professional bio for websites, conferences, or LinkedIn.
Flash Sale SMS
Reach customers instantly with a concise flash sale SMS. Designed for maximum impact in under 160 characters.
Privacy Policy Draft
Draft a privacy policy for a website or app that collects user data.