Input tokens
$1.25/M
Output tokens
$10.00/M
Cached input
$0.13/M
Context
400K
Model specifications
- Model ID
- gpt-5.1
- Provider
- OpenAI
- Context
- 400K
- Max Output
- 128K
- Release Date
- Nov 13, 2025
- Knowledge Cutoff
- 2024-09-30
- Updated
- Jun 12, 2026
Capabilities
π¦Batch
π§Function Call
πJSON Mode
β‘Streaming
πText
ποΈVision
Cost calculator
Enter your expected daily usage for each billing type.
Estimated per day
$6.25
Estimated per month
$187.50
Estimates use the current standard tier and exclude taxes, free quotas, batch discounts and provider-specific pricing.