OpenAI: GPT-5.5 Pro
Openai
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...
Pricing
Source-reported prices are shown in their native units. No missing fee is estimated.
Input
$30.00
USD / 1M input tokens
Output
$180.00
USD / 1M output tokens
Capabilities
A check means the source explicitly lists support; a dash means the source did not publish a value.
Text input Supported
Text output Supported
Vision Supported
Tools Supported
Reasoning Supported
Structured outputs Supported
Audio Not listed
Image generation Not listed
Embeddings Not listed
Alternatives
Suggestions use deterministic rules: overlapping modalities, a context window within 2×, and shared source-reported signals. No AI-generated recommendations.
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