nvidia/nvidia-nemotron-3-ultra-550b-a55b

nvidia· 203K ctx

open weightstool callreasoningstructured quant: unknown

spread (output)

1.5×

$2.15 – $3.13 · 3 providers

3 providers priced

Provider	Input	Output	Cache rd	Blended
CoreWeave relay router	$0.500	$2.15	$0.100	$0.396
Baseten relay router	$0.600	$2.40	$0.120	$0.458
Venice AI unknown	$0.625	$3.13	$0.188	$0.574

Cheapest (output)

CoreWeave

$2.15 /M

opencode.json

{
  "provider": {
    "wandb": {
      "npm": "@ai-sdk/openai-compatible",
      "options": {
        "baseURL": "https://api.inference.wandb.ai/v1"
      },
      "models": {
        "nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B": {}
      }
    }
  }
}

Set WANDB_API_KEY in your environment. Generated — verify against the OpenCode docs.

Output $/M over time7-day preview

Median line, min–max band. Pre-2026-09 points are catalog-recorded dates from models.dev git history, not provider effective dates.

Full price history & dynamics

This is a 7-day preview. Sign in for 30 days free; the full series and export are the API subscription.

Data: models.dev (MIT), snapshot 2026-09-20. Prices are vendor-published; verify before purchase. Methodology.