Build AI powered apps for your work

Get started free
LLM ComparisonGPT-4oGPT-4o Audio

GPT-4o vs GPT-4o Audio

Compare GPT-4o and GPT-4o Audio. Build AI products powered by either model on Appaca.

Model Comparison

FeatureGPT-4oGPT-4o Audio
ProviderOpenAIOpenAI
Model Typetextaudio
Context Window128,000 tokens128,000 tokens
Input Cost
$2.50/ 1M tokens
$2.50/ 1M tokens
Output Cost
$10.00/ 1M tokens
$10.00/ 1M tokens

Stop choosing. Use both.

With Appaca you don't have to pick — build apps that are powered by GPT-4o, GPT-4o Audio, for your specific use case.

Build your first app free

Strengths & Best Use Cases

GPT-4o

OpenAI

1. High-intelligence, general-purpose model

  • Strong reasoning, creativity, summarization, and problem-solving.
  • Great balance of speed, accuracy, and cost.

2. Multimodal input support

  • Accepts text + image inputs for visual reasoning, extraction, or description.
  • Output is text only, making it predictable for production.

3. Excellent for structured and unstructured tasks

  • Performs well on Q&A, writing, analysis, classification, chat, and planning.
  • Supports Structured Outputs, making it suitable for deterministic workflows.

4. Strong tool-use capabilities

  • Supports function calling, API orchestration, and tool-augmented workflows.
  • Integrates well with assistants, batch operations, and automation pipelines.

5. Large context for complex tasks

  • 128K context allows multi-document reasoning, multi-step conversations, and large input payloads.

6. Production-ready reliability

  • Stable outputs, predictable behaviors, and broad modality coverage.
  • Supported across all major API endpoints.

7. Lower latency than o-series reasoning models

  • Faster responses due to no dedicated reasoning step.
  • Ideal for interactive or near-real-time applications.

8. Fine-tuning and distillation supported

  • Enables specialization for domain-specific tasks.
  • Distillation helps create smaller, efficient custom models.

GPT-4o Audio

OpenAI

1. 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.