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GPT-5.5
model gpt-5.51.1M
context
128K
max output
$5.00/M
input
$30.00/M
output
2025-12
knowledge cutoff
2
providers
01Providers
| Provider | Provider model ID | In $/M | Out $/M | Context | Status |
|---|---|---|---|---|---|
| OpenAI API | gpt-5.5 | 5.00 | 30.00 | 1.1M | live |
| OpenRouter | openai/gpt-5.5 | 5.00 | 30.00 | 1.1M | live |
02Invoke
provider
language
03Benchmarks · vendor-reported unless verified
SWE-Bench Pro resolve rate58.6%
Terminal-Bench success rate78.2 success rate
SWE-Atlas Codebase QnA score45.43 score
SWE-Atlas Refactoring score44.79 score
SWE-Atlas Test Writing score42.59 score
Artificial Analysis Coding Agent Index average pass@165.3 average pass@1