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| 1 model | openaiOpenAI: GPT-5.5 Pro (batch)Remove × |
|---|---|
| What’s different | 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... |
| Date | Apr 24, 2026Listed |
API prices USD · provider configuration shown below | |
| Listed rate | $15.00 in / $90.00 out/ 1M tokensOpenAI · via OpenRouter · all routes ↗openai · prompt ≤ 272000 tokens |
| Provider endpoints | 2 endpoints → |
Specifications | |
| Context window | 1.1M |
| Max output | 128K |
| Parameters | — |
| Tool calling | Supported |
| Structured output | Supported |
| Image input | Supported |
| Reasoning | Supported |