OpenAI Codex Mini vs NVIDIA Nemotron Nano 9B V2
Compare OpenAI Codex Mini by OpenAI against NVIDIA Nemotron Nano 9B V2 by NVIDIA, context windows of 200K vs 131K, tested across 10 shared challenges. Updated April 2026.
Which is better, OpenAI Codex Mini or NVIDIA Nemotron Nano 9B V2?
OpenAI Codex Mini and NVIDIA Nemotron Nano 9B V2 are both competitive models. OpenAI Codex Mini costs $1.5/M input tokens vs $0.04/M for NVIDIA Nemotron Nano 9B V2. Context windows: 200K vs 131K tokens. Compare their real outputs side by side below.
Key Differences Between OpenAI Codex Mini and NVIDIA Nemotron Nano 9B V2
OpenAI Codex Mini is made by openai while NVIDIA Nemotron Nano 9B V2 is from nvidia. OpenAI Codex Mini has a 200K token context window compared to NVIDIA Nemotron Nano 9B V2's 131K. On pricing, OpenAI Codex Mini costs $1.5/M input tokens vs $0.04/M for NVIDIA Nemotron Nano 9B V2.
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
NVIDIA Nemotron Nano 9B V2 is 38x cheaper per token — worth considering if cost matters.
vsAsk them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.
