tts-1-hd pricing

tts-1-hd from OpenAI costs $30.00 per 1M input tokens and not published per 1M output tokens.

API id tts-1-hd · OpenAI · source · updated 2026-08-11

$30.00
Input / 1M tokens
Output / 1M tokens
Cached input / 1M
Context window

What tts-1-hd costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500$0.03
Document summary50,0002,000$1.50
1M tokens in, 200K out1,000,000200,000$30.00

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does tts-1-hd cost per 1M tokens?
tts-1-hd costs $30.00 per 1M input tokens and not published per 1M output tokens on the standard tier.
What is tts-1-hd's context window?
OpenAI does not publish a context window for tts-1-hd on its pricing page.
Is there a cheaper OpenAI model than tts-1-hd?
Yes. gpt-4o-mini-2024-07-18 is $0.300 per 1M input tokens versus $30.00 for tts-1-hd, with a 128,000 token context window.
Where does this tts-1-hd price come from?
Directly from OpenAI's published pricing page, re-read every day and normalized to USD per 1,000,000 tokens.

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