OpenAI: GPT-5.5 Pro
openai/gpt-5.5-pro
GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...
Modalities
In / Out Price
$30 / $180 per 1M
Context
1.1M
Released
Apr 24, 2026
Knowledge Cutoff
Dec 2025
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
$30 / M
Output tokens
$180 / M
Web search
$10 / K requests
Long-context pricing
Prompts over 272K tokens: $60 input / $270 output per M.
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 | $15 | $90 | — | — | — |
| OpenAI | $30 | $180 | — | — | — |