OpenAI·Current
GPT-5.5
OpenAI's current flagship model for complex reasoning, coding, and agentic tasks across all domains.
Ratings
- Reasoning
- Speed
- Input
- Text input supportedImage input supportedAudio input not supportedVideo input not supported
- Output
- Text output supportedImage output not supportedAudio output not supportedVideo output not supported
- Reasoning tokens
Consumer subscriptions
- ChatGPT Business
- $25.00/ user / mo
- —
- —
- —
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Pricing
per 1M tokens- Input price
- $5.00
- Cache read price
- $0.50
- Cache write price
- —
- Output price
- $30.00
- Batch discount
- —
Context
- Context window
- 1.05M
- Max output
- 128K
- Knowledge cutoff
- Dec 2025
Features
- Streaming
- ✓
- Function calling
- ✓
- Vision
- ✓
- Structured output
- ✓
- Extended reasoning
- —
- Prompt caching
- ✓
- Batch API
- ✓
Meta
- Family
- GPT-5
- Status
- Current
- Open source
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- Verified on
- May 25, 2026