OpenAI: GPT-5.5 Pro vs NVIDIA: Nemotron 3 Super

Side-by-side comparison — pricing, context window, capabilities, and live leaderboard data.

Key differences

  • NVIDIA: Nemotron 3 Super is 100% cheaper per 1K input tokens than OpenAI: GPT-5.5 Pro ($0.0001 vs $0.0300).
  • OpenAI: GPT-5.5 Pro is built by OpenAI; NVIDIA: Nemotron 3 Super is built by NVIDIA.
  • OpenAI: GPT-5.5 Pro supports vision (image inputs); the other does not.

Specifications

OpenAI: GPT-5.5 ProNVIDIA: Nemotron 3 Super
ProviderOpenAINVIDIA
Context window1050K1000K
Max output tokens81928192
Input price / 1K tokens$0.0300$0.0001
Output price / 1K tokens$0.1800$0.0004
Vision supportYesNo
Function callingNoNo
LicenseProprietaryProprietary

About OpenAI: GPT-5.5 Pro

US·Closed

GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...

View OpenAI: GPT-5.5 Pro reliability and benchmark history →

About NVIDIA: Nemotron 3 Super

US·Closed

NVIDIA Nemotron 3 Super is a 120B-parameter open hybrid MoE model, activating just 12B parameters for maximum compute efficiency and accuracy in complex multi-agent applications. Built on a hybrid Mamba-Transformer...

View NVIDIA: Nemotron 3 Super reliability and benchmark history →

Try them yourself

Run the same prompt against OpenAI: GPT-5.5 Pro and NVIDIA: Nemotron 3 Super side-by-side on PromptPit.

Start a comparison

Or browse the full AI model leaderboard.