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Nemotron 3 Ultra 550B A55B vs GLM-5.3-Flash

Nemotron 3 Ultra 550B A55BNVIDIA
GLM-5.3-FlashZ.ai
Our take

GLM-5.3-Flash wins 4 of 4 categories and costs less: 4.4× cheaper for everyday text work. Easy pick.

Overall3455Best
Coding5169Best
Writing4364Best
Support3867Best
Value3060Best
Input / 1M$0.60$0.15Best
Output / 1M$2.40$0.50Best
Blended / 1M$1.05$0.24Best
Context window262K1MBest
Open weightsYesYes
Released4 Jun 202626 Aug 2026

Your monthly bill

50k
Nemotron 3 Ultra 550B A55B$210
GLM-5.3-Flash$47.50Cheapest
List prices, a quarter of the tokens as output. Scores are provisional, from Arena and Epoch AI.
Nemotron 3 Ultra 550B A55B vs GLM-5.3-Flash: scores, price and which to pick · Model Menu