Is gpt-5.5-medium good at Coding?
gpt-5.5-medium ranks #2 of 52 for Coding — excellent. The top pick for this task is claude-opus-4.8-medium.
gpt-5.5-medium on each Coding sub-task
| Code Review & Security | 100.0/100 | #6 |
| Secure Implementation | 100.0/100 | #2 |
| Refactoring | 96.7/100 | #17 |
| Code Quality and Testing Test | 86.4/100 | #14 |
| API and Data Code Test | 85.8/100 | #1 |
Real examples, graded
WinSQL monthly revenue 89/100
“The model provides a highly accurate, concise, and readable PostgreSQL solution using a LATERAL join to correctly determine the month-end state for each account. It perfectly handles the requirements without inventing schema details or double-counting revenue.”
WinMulti-file change plan 94/100
“The response is an expert-level, production-ready plan that perfectly addresses the prompt's requirements. It handles edge cases comprehensively, provides concrete file-level steps, and maintains strict adherence to the provided context without inventing unnecessary details.”
Frequently asked
Is gpt-5.5-medium good at Coding?
gpt-5.5-medium ranks #2 of 52 models we tested for Coding, scoring excellent.
What is gpt-5.5-medium's strongest Coding skill?
Its best sub-task here is Code Review & Security.
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Prompt × model results
12 test cases · 3 evals