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Nemotron 3 Ultra Free

Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy

Model facts

Context window
1M tokens
Maximum output
128K tokens
Cheapest paid input
free per 1M tokens
Cheapest paid output
free per 1M tokens
Open weights
yes
Providers
1

Capabilities and modalities

reasoning, tool calling, temperature control, open weights, text.

Observed price history

  • 2026-08-24: free input / free output per 1M tokens

API providers

  • OpenCode Zen — model id nemotron-3-ultra-free; free input / free output per 1M tokens; provider documentation