GPT-5.5

openai

97.91
Coding Score
97.91
Context
1M
Input Price
$5
per 1M tokens
Output Price
$30
per 1M tokens

Strengths

  • + Top-tier code generation across languages
  • + Excellent at algorithm design
  • + Strong at explaining code concepts
  • + Great ecosystem integration (Copilot, Codex)

Weaknesses

  • − Expensive for high-volume usage
  • − Reasoning variants slower and pricier

Best For

GitHub Copilot Algorithm design Full-stack development Codex CLI

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Last updated: July 1, 2026