GPT-5.5
Proprietary
OpenAI's new flagship multimodal model — marketed as 'genius-grade visual IQ'. Closed weights, API-only; listed as a cloud reference point for local-model benchmarking.
Provider
OpenAI
Parameters
Unknown
Context
400K
Released
2026-05-06
Benchmark Scores
mmlu91.5%
humaneval92%
Scores are approximate and may vary by quantization level.