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GPT-5.5

A new class of intelligence for coding and professional work.

gpt-5.5
STABLEModel Deactivated
1,050,000 context
Starting at $5.00/M input tokens
Starting at $30.00/M output tokens
Streaming
Vision
Tools
Reasoning
JSON Output

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OpenAI

openai/gpt-5.5
Context Size
1.1M
Stability
STABLE
Deactivated since Dec 31, 2025
Pricing
Input
$5.00
/M
Cached
$0.50
/M
Output
$30.00
/M
Capabilities
Streaming
Vision
Tools
Reasoning
JSON Output
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