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  1. Home
  2. Models
  3. GPT-4o Audio
Updated Feb 14, 2026
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GPT-4o Audio

GPT-4o Audio

GPT Audio:
GPT-4o Audio logoGPT-4o Audio
GPT Audio logoGPT Audio
Mini logoMini

GPT-4o with audio input support. Detects nuances within audio recordings and adds depth to generated user experiences. Processes both text and audio prompts.

Ranks#1Text-to-Speech
WebsiteOpenRouterDocsAPI
Provider
OpenAI
Released
2025-03-20
Size
LARGE
Free API (OpenRouter)
No
Per 1M tokens
$2.5 in · $10 out

Free API availability

No free endpoint for GPT-4o Audio was found in Rival’s OpenRouter listings. Other providers or chat apps may have separate free offers.

Provider data: 8 Sep 2026 · OpenRouter usage limits

View API options↗
Get API accessProvider and language code samples
Provider
fromimport openai  OpenAI

client = OpenAI(
"https://openrouter.ai/api/v1"    base_url=,
"$OPENROUTER_API_KEY"    api_key=,
)

response = client.chat.completions.create(
"openai/gpt-4o-audio-preview"    model=,
"role""user""content""Hello!"    messages=[{: , : }],
)
print(response.choices[0].message.content)

Set OPENROUTER_API_KEY with your OpenRouter API key from openrouter.ai/keys.

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