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OpenAI
View provider pricingo3
Model ID: o3-2025-04-16
Reasoning model. Higher latency, best for complex STEM tasks.
Input price
$10.00
per 1M tokens
Output price
$40.00
per 1M tokens
Context window
200K
tokens
Max output
100K
tokens
MMLU
92.9
benchmark
Chatbot Arena
1365
Elo
Cached input price
$2.50
per 1M tokens (prompt caching)
Pricing data last verified: 6/14/2026 · Source: https://openai.com/api/pricing/
