OpenAI GPT-4o
HeliconeFrontier
OpenAI GPT-4o by Helicone costs $2.50 per 1M input tokens and $10.00 per 1M output tokens, with a 128K-token context window.
Pricing
Input (per 1M tokens)
$2.50
Output (per 1M tokens)
$10.00
Cached input (per 1M)
$1.25
Specifications
- Provider
- Helicone
- Context window
- 128K tokens
- Parameters
- —
- Released
- May 2024
- Open weights
- No
- Frontier model
- Yes
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FAQ
How much does OpenAI GPT-4o cost?
OpenAI GPT-4o is priced at $2.50 per 1M input tokens and $10.00 per 1M output tokens. Output tokens cost more than input.
What is OpenAI GPT-4o's context window?
OpenAI GPT-4o supports a context window of 128K tokens — the maximum prompt plus response length it can handle in a single request.
Is OpenAI GPT-4o open weight?
No — OpenAI GPT-4o is a closed/proprietary model accessed via API.
Data as of 2026-10-15. Source: models.dev (open). Pricing is per 1M tokens (USD); confirm with the provider before production use.