OpenAI: GPT-5.1
openai/gpt-5.1
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
Modalities
In / Out Price
$1.25 / $10 per 1M
Context
400K
Released
Nov 13, 2025
Knowledge Cutoff
—
Pricing
What Reroute charges per unit. No markup on inference — you pay the carrier's price, metered from the carrier's own usage numbers.
Input tokens
$1.25 / M
Output tokens
$10 / M
Cache read
$0.125 / M
Web search
$10 / K requests
By provider
Each carrier sets its own price. The router weighs these against uptime when it picks one.
| Provider | Input /M | Output /M | Cache read /M | Cache write /M | Discount |
|---|---|---|---|---|---|
| OpenAI | $0.625 | $5 | $0.0625 | — | — |
 Azure | $1.25 | $10 | $0.13 | — | — |
| OpenAI | $1.25 | $10 | $0.125 | — | — |
| Azure | $1.38 | $11 | $0.143 | — | — |
| OpenAI | $2.50 | $20 | $0.25 | — | — |