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NVIDIA

Nemotron 3.5 Lightning

nvidia/nemotron-3.5-lightning

NVIDIA Nemotron 3.5 Lightning is an open mixture-of-experts model from NVIDIA, with 3B active parameters out of 30B total.

$0.077 in · $0.22 out per 1M tokens262k contextAug 11, 2026

about 0.01¢ a message

A typical message: about 500 tokens you send and 500 it writes.

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Spec sheet

Published facts from the catalog, billed prices and what we measured here. Anything not measured says so.

Price, billed here

Input, per 1M tokens
$0.077provider $0.07
Output, per 1M tokens
$0.22provider $0.20
Cached input, per 1M
$0.044provider $0.04
Margin
+10%

Context and formats

Context window
262,144 tokens
Longest answer
235,929 tokens
Reads
text
Makes
text
First listed
2026-08-11

Measured here, last 7 days

First token, median
not measured
Answered without error
not measured

Tools and JSON

Tool calling
declaredthe provider's claim, not yet measured here
JSON output
declaredthe provider's claim, not yet measured here

Price and latency history as JSON: GET /api/planet/history?id=nvidia/nemotron-3.5-lightning.

About

NVIDIA Nemotron 3.5 Lightning is an open mixture-of-experts model from NVIDIA, with 3B active parameters out of 30B total. It is suited for high-throughput agentic workloads and specialized tasks that...

In NVIDIA's words.

Try it here

The answer appears here.

Measured here

Call it

Use one OpenAI compatible endpoint, this model's id and an am_live_ key from the dashboard. You can also try it in chat first with no key.

curl https://useantimatter.com/v1/chat/completions \
  -H "Authorization: Bearer $ANTIMATTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "nvidia/nemotron-3.5-lightning", "messages": [{"role": "user", "content": "Hello"}]}'

Everything else is in the docs.

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Nemotron 3.5 Lightning price on Antimatter
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