Models

NVIDIA-Nemotron-3-Ultra-550B-A55B-NVFP4

nvidia ↗ · 512K ctx · 2 providers · updated 2026-08-17 15:21 UTC

Cheapest
$1.05 via HuggingFace Router
Avg price
$1.20 /1M
providers
2
(3 × $0.600 + $2.40) ÷ 4 = $1.05/1M — the $/1M figure blends input and output at 3:1 — that is the only way models with two different rates can be ranked on one axis. Your actual rate depends on your own input:output mix — input only $0.600, 3:1 $1.05, 1:1 $1.50, output only $2.40 per 1M.

The board shows this model's cheapest measured offer ($1.05/1M); the smaller figure under it is the mean of the 2 offers listed below ($1.20/1M). Add those up and divide — it matches.

ProviderRouter / Source$ in /1M$ out /1MTTFTTPSUptimeEvidence
fireworks-ai HuggingFace Router $0.600$2.40 435ms 116 API-measured
together HuggingFace Router $0.600$3.60 301ms 127 API-measured

Price trend

Cheapest blended price, last 31 days (USD/1M): $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05 → $1.05

Data & method

Cheapest ranked by blended = (3×in + out) ÷ 4; performance columns show only when a source provides them, never estimated. “Official list” = LiteLLM open pricebook (MIT); “API-measured” = provider/aggregator public APIs. Machine-readable data: /api/v1/models/nvidia-nemotron-3-ultra-550b-a55b-nvfp4.json. Free reuse requires attribution to tkx.org.

FAQ

How much does NVIDIA-Nemotron-3-Ultra-550B-A55B-NVFP4 cost?

Cheapest measured offer right now: $0.6/1M input, $2.4/1M output via fireworks-ai — across 2 tracked providers, refreshed hourly.

Who serves NVIDIA-Nemotron-3-Ultra-550B-A55B-NVFP4?

2 providers currently serve it. The table above lists each with input/output price, TTFT, TPS, uptime and an evidence tier.

Is the price of NVIDIA-Nemotron-3-Ultra-550B-A55B-NVFP4 going up or down?

The daily candles above track the cheapest blended price ($/1M, 3:1 in:out). TKX snapshots every hour, so drops and hikes show up the same day they happen.

Related analysis

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