GPT-4o
OpenAI deprecatedUpdated August 2026. GPT-4o by OpenAI: $2.50/M cache-miss input, $10.00/M output tokens. 128K context, 16K max output. Vision & Audio. Free calculator + compare 40+ models.
Input Price
$2.50
cache miss / 1M tokens
Output Price
$10.00
per 1M tokens
Context Window
128K
tokens
Specifications
| Provider | OpenAI |
| Model ID | gpt-4o |
| Input Price | $2.50 / 1M cache-miss tokens |
| Output Price | $10.00 / 1M tokens |
| Context Window | 128K tokens |
| Max Output | 16K tokens |
| Capabilities | textvisionaudiofunction_callingstructured_output |
| Release Date | 2024-05 |
| Pricing Source | Official OpenAI pricing |
| Price Verified | 2026-08-01 · GPT-5.6 Terra and Luna prices reflect OpenAI's latest reductions. Sol pricing is unchanged. |
| Notes | Deprecated compatibility model. Prefer the current GPT-5 family for new integrations. |
Monthly Cost Estimates
Estimated monthly costs based on different daily usage levels (assuming 50% input / 50% output split). Input estimates use cache-miss pricing, so cache-heavy workloads can be lower.
| Daily Tokens | Monthly Cost | Annual Cost |
|---|---|---|
| 10K | $1.88 | $22.50 |
| 50K | $9.38 | $112.50 |
| 100K | $18.75 | $225.00 |
| 500K | $93.75 | $1125.00 |
| 1.0M | $187.50 | $2250.00 |
About GPT-4o
GPT-4o is a large language model by OpenAI. It features a 128K token context window with up to 16K tokens of output per request. The model supports 5 capabilities: text, vision, audio, function_calling, structured_output.
At $2.50 per million cache-miss input tokens and $10.00 per million output tokens, GPT-4o is positioned as a mid-range option in the OpenAI lineup. Use our Token Counter to estimate how many tokens your prompts use, and our Pricing Calculator to compare costs across all models.
GPT-4o Key Details
- Pricing: $2.50/M cache-miss input tokens, $10.00/M output tokens
- Context window: 128K tokens — good for standard conversations and tasks
- Max output: 16K tokens per response
- Capabilities: text, vision, audio, function_calling, structured_output
- Highlights: Deprecated compatibility model. Prefer the current GPT-5 family for new integrations.
- Released: 2024-05
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FAQ
How much does GPT-4o cost?
GPT-4o costs $2.50 per million cache-miss input tokens and $10.00 per million output tokens. For a typical workload of 100K input tokens/day and 50K output tokens/day, expect approximately $22.50/month before cache-hit savings.
What is GPT-4o's context window?
GPT-4o supports a context window of 128K tokens. This means your combined input prompt and output response can be up to 128K tokens. The maximum output per response is 16K tokens.
Is GPT-4o good for my use case?
GPT-4o supports text, vision, audio, function_calling, structured_output. As a mid-range model, it balances capability and cost for most production use cases. Use our Pricing Calculator to compare with alternatives.