Build AI products powered by GPT-5 or GPT-4o Audio - no coding required
Start buildingGPT-5 vs GPT-4o Audio
Compare GPT-5 and GPT-4o Audio. Build AI products powered by either model on Appaca.
Get startedModel Comparison
| Feature | GPT-5 | GPT-4o Audio |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Model Type | text | audio |
| Context Window | 400,000 tokens | 128,000 tokens |
| Input Cost | $1.25/ 1M tokens | $2.50/ 1M tokens |
| Output Cost | $10.00/ 1M tokens | $10.00/ 1M tokens |
Build with it | Build with GPT-5 | Build with GPT-4o Audio |
Build AI products powered by any model
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Multi-Model Support
Power your AI product with GPT-5, GPT-4o Audio, or any supported model. Switch anytime.
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We handle all API integrations. You focus on building your AI product, not managing keys.
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Strengths & Best Use Cases
GPT-5
OpenAI1. High reasoning capability
- Designed for intelligent reasoning across complex domains.
- Supports reasoning tokens and adjustable reasoning effort.
2. Strong coding and agentic performance
- Optimized for multi-step coding tasks, tool-use chains, and agent workflows.
- Handles complex logic, planning, and structured problem solving reliably.
3. Multimodal input
- Accepts text + image as input.
- Produces text outputs with strong instruction following.
4. Extensive tool support
- Works with Web Search, File Search, Image Generation (as a tool), Code Interpreter, MCP, and more.
- Integrated across Chat Completions, Responses API, Realtime, Assistants, Batch, Embeddings, etc.
GPT-4o Audio
OpenAI1. True multimodal audio model
- Accepts raw audio as input and produces audio or text as output.
- Enables hands-free, voice-first app experiences.
2. Natural real-time speech interaction
- Low-latency audio generation suitable for conversational agents.
- Great for voice assistants, phone bots, and interactive voice UI.
3. Large 128K context window
- Supports long conversations, call transcripts, instructions, or multi-part interactions.
- Ideal for building persistent voice agents or phone workflows.
4. High-output capacity
- Up to 16,384 max output tokens for extended responses or long explanations.
- Suitable for complex reasoning tasks in voice format.
5. Hybrid text + audio workloads
- Combine audio input/output with text prompts, instructions, or structured control.
- Useful for customer support bots, spoken form systems, IVR replacements, etc.
6. Compatible with the latest APIs
- Works with Chat Completions, Responses API, Realtime API, and Assistants.
- Supports streaming, function calling, and advanced developer tooling.
7. Strong performance for a preview model
- High reasoning and expression abilities relative to most audio-capable models.
- Designed for production-style experimentation prior to full release.
8. Ideal for next-gen voice applications
- Build lifelike AI agents, interview bots, tutoring systems, and spoken knowledge tools.
- Perfect for startups building audio-first user experiences.
Prompts to Get Started
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Best for GPT-5
textMarketing Tech Stack (MarTech) Recommendations
Design a marketing technology stack that supports executing and measuring persona-targeted campaigns centered on your USP and challenges.
Score Cold Sales Emails
Evaluate and improve a cold sales email using a weighted scorecard (clarity, relevance, proof, CTA, deliverability) with specific rewrite suggestions.
Email Newsletter Strategy (Curation + Thought Leadership)
Create a newsletter strategy that curates relevant insights for persona challenges while reinforcing your USP and credibility.
Best for GPT-4o Audio
audioThought Leadership Interviews (Experts + Angles)
Plan a thought leadership interview series featuring experts discussing persona challenges and how your USP relates to solutions.
Marketing Budget & Resource Allocation Plan
Allocate marketing budget and resources across the highest-impact initiatives to communicate your USP and address persona challenges.
Digital Marketing Plan (Channel + Funnel Blueprint)
Build a comprehensive digital marketing plan that targets a persona, addresses their challenges, and highlights your USP across channels and the funnel.
What AI product will you build?
Describe your AI product idea and Appaca will help you create it - powered by GPT-5, GPT-4o Audio, or any model you choose.
Free to start • No coding required • Launch to customers
See how Appaca works
Turn your AI ideas into AI products with the right AI model
Appaca is the complete platform for building AI agents, automations, and customer-facing interfaces. No coding required.
Customer-facing Interface
Create and style user interfaces for your AI agents and tools easily according to your brand.
Multimodel LLMs
Create, manage, and deploy custom AI models for text, image, and audio - trained on your own knowledge base.
Agentic workflows and integrations
Create a workflow for your AI agents and tools to perform tasks and integrations with third-party services.
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All you need to launch and sell your AI products with the right AI model
Appaca provides out-of-the-box solutions your AI apps need.
Monetize your AI
Sell your AI agents and tools as a complete product with subscription and AI credits billing. Generate revenue for your busienss.
“I've built with various AI tools and have found Appaca to be the most efficient and user-friendly solution.”
Cheyanne Carter
Founder & CEO, Edubuddy
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Build AI products powered by GPT-5 or GPT-4o Audio
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