Context Window
128,000
Input tokens
Full-context input ≈ $0.32
Model Cost Profile
Developer: openai· Tokenizer: GPT · Quantization: unknown
Canonical ID: openai/gpt-4o
Pricing updated Apr 24, 2026
Live Pricing
Input: $2.50
Output: $10.00
Last synced Apr 24, 2026 · MMLU score via public benchmark data
OpenAI's GPT-4o offers an extensive context window of 128,000 tokens, making it suitable for applications requiring in-depth analysis, such as legal document review and long-form content generation. Teams utilizing this API model should consider the pricing structure, with an input cost of $2.50 per million tokens and an output cost of $10.00 per million tokens, which can impact budget planning for high-volume projects. This model is particularly advantageous for organizations needing to process large datasets or maintain context over lengthy interactions, enhancing user experience in customer support and conversational AI.
Provider Compliance
Context Window
128,000
Input tokens
Full-context input ≈ $0.32
Max Output
16,384
Completion tokens
Input Price / 1M
$2.50
Prompt tokens
Output Price / 1M
$10.00
Completion tokens
Top Benchmark
74.8
MMLU score — highest of MMLU, GPQA, MATH, HumanEval
Evaluation scores for OpenAI: GPT-4o. The “Top Benchmark” shown above is the highest score across MMLU, GPQA, MATH & HumanEval.
Price History
Current Input / 1M
$2.50
Current Output / 1M
$10.00
Performance History
Current TPS
0.00
Current Latency
0ms
Uptime
99.9%
| Usage Type | Price / 1M Tokens |
|---|---|
| Input (Prompt) | $2.50 |
| Output (Completion) | $10.00 |
Estimate monthly spend for OpenAI: GPT-4o based on your workload.
Estimated Monthly Cost
$183
25M input + 12M output tokens
Quick links for cost-down decisions before production rollout.