OpenRouter
Catalog quote- Input
- $2.50
- Output
- $15.00
- Cached input
- $0.25
openaiListed Apr 24, 2026
OpenAI: GPT-5.5 (batch)
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Context window1.1M
Max output128K
Provider endpoints2
Benchmark results0
Measured performance
All leaderboards ↗Benchmark results
No published results in this index yet
Scores appear here when an evaluation matches this exact model.
Access & cost
3 quotesPrices across providers
- Input
- $2.50
- Output
- $15.00
- Cached input
- $0.25
Web search $0.01/search
- Input
- $5.00
- Output
- $22.50
- Cached input
- $0.50
Web search $0.01/search · A rate applies when all its listed conditions match. Dates and times use UTC.
Model specifications
- Developer
- openai
- Modality
- Language
- Context
- 1,050,000 tokens
- Maximum output
- 128,000 tokens
- Weights
- Not reported
- Provider listed
- Apr 24, 2026
- First discovered
- Oct 16, 2026
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1.1M contextImage inputTool callingNo reported score
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openaiReleased 19 days ago
OpenAI: GPT-6.1 Sol
Requires Responses API for tools; offers Ultrafast inference with US or EU data residency.
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