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NVIDIA: Nemotron 3.5 Lightning (free)

nvidia/nemotron-3-5-lightning-free
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NVIDIA Nemotron 3.5 Lightning is an open mixture-of-experts model from NVIDIA, with 3B active parameters out of 30B total.

Modalities
In / out per 1MFree / Free
Context1M
ReleasedAug 11, 2026

Providers

4 providers serve this model upstream.

Providers serving this model
ProviderInput /MOutput /MCache read /MLatency P50Throughput P50Uptime
io.net$0.05$0.13$0.020.84s189 tps100%
CoreWeavebf16$0.07$0.20$0.040.39s130 tps100%
Darkbloomint4$0.03$0.12$0.011.55s83 tps99.91%
DeepInfraus · bf16$0.06$0.16$0.030.27s204 tps99.87%

Market-wide measurements, refreshed every 15 minutes. They describe who serves Nemotron 3.5 Lightning (free) in general, not how ProjectCOZY routes your requests.

Pricing

List rates per 1M tokens — what Nemotron 3.5 Lightning (free) costs pay-as-you-go elsewhere, not what you pay here.

Input
Free
per 1M tokens
Output
Free
per 1M tokens
Cache read
—
not published
Included in every pass
Nemotron 3.5 Lightning (free) is included in every ProjectCOZY pass at no extra cost — one flat rate, no per-token metering. The rates above are there for comparison.

Performance

Time to first token and output speed across every provider, over the last 3 days.

0.0s2.5s5.0s7.5s10.0s
Oct 16, 12 AMOct 16, 8 AMOct 16, 4 PMOct 17, 12 AMOct 17, 8 AMOct 17, 4 PMOct 18, 12 AMOct 18, 8 AMOct 18, 4 PMOct 19, 12 AMOct 19, 8 AM
CoreWeave io.net DeepInfra (us) Darkbloom
0 tok/s200 tok/s400 tok/s600 tok/s800 tok/s
Oct 16, 12 AMOct 16, 8 AMOct 16, 4 PMOct 17, 12 AMOct 17, 8 AMOct 17, 4 PMOct 18, 12 AMOct 18, 8 AMOct 18, 4 PMOct 19, 12 AMOct 19, 8 AM
CoreWeave io.net DeepInfra (us) Darkbloom

Uptime

100% of requests were served successfully over the last 3 days, across all providers.

Last 3 daysAvailability 99.8%
Oct 16, 11:00 AMNow
Availability over the last 24 hoursAvailability 99.93%
100% 98% 97% 95%
Oct 18, 11:40 AMNow

Apps

Tools that most often run Nemotron 3.5 Lightning (free), by tokens this week.

SciCode Formats37.2% of tokens7.9BHermes AgentPersonal Agent · 23.4% of tokens5.0BpiCli Agent · 16.7% of tokens3.6BOlympus Ether14% of tokens3.0BSentientPersonal Agent · 8.7% of tokens1.9B

Activity

205.6B tokens processed market-wide in the last month.

010.0B20.0B30.0B40.0B
Sep 19Sep 24Sep 29Oct 4Oct 9Oct 14Oct 19
Tokens

FAQ

Which model id do I use for Nemotron 3.5 Lightning (free)?
nvidia/nemotron-3.5-lightning:free. Send it as the model field from any OpenAI-compatible client, against http://192.168.1.55/v1.
How much context does Nemotron 3.5 Lightning (free) hold?
1,000,000 tokens per request, of which up to 65,536 can be the response.
What can it accept and return?
Input: text. Output: text.
What does Nemotron 3.5 Lightning (free) cost on a pass?
Nothing beyond the pass itself. Pay-as-you-go elsewhere it lists at Free per 1M input tokens and Free per 1M output tokens.
Who built Nemotron 3.5 Lightning (free)?
NVIDIA, in the Nemotron family.

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