Context Window
400,000
Input tokens
Full-context input ≈ $6.00
Model Cost Profile
Developer: openai· Tokenizer: GPT
Canonical ID: openai/gpt-5-pro-2025-10-06
Pricing updated Apr 23, 2026
OpenAI's GPT-5 Pro offers a substantial context window of 400,000 tokens, making it suitable for complex applications such as long-form content generation, detailed data analysis, and interactive conversational agents. Teams leveraging this API model can expect an input cost of $15.00 per million tokens and an output cost of $120.00 per million tokens, which can significantly impact budgeting for large-scale projects. This pricing structure encourages careful management of token usage, particularly for applications requiring extensive output or iterative interactions.
Provider Compliance
Context Window
400,000
Input tokens
Full-context input ≈ $6.00
Max Output
128,000
Completion tokens
Input Price / 1M
$15.00
Prompt tokens
Output Price / 1M
$120.00
Completion tokens
Top Benchmark
Pending
No benchmark data yet
Price History
Current Input / 1M
$15.00
Current Output / 1M
$120.00
Performance History
Not enough data yet. Performance tracking started recently — check back in a few days.
| Usage Type | Price / 1M Tokens |
|---|---|
| Input (Prompt) | $15.00 |
| Output (Completion) | $120.00 |
| Web Search | $10,000.00 |
Estimate monthly spend for OpenAI: GPT-5 Pro based on your workload.
Estimated Monthly Cost
$1,815
25M input + 12M output tokens
Quick links for cost-down decisions before production rollout.