GPT-6 Luna vs Nemotron 3.5 Content Safety.
model vs model · prices as of
GPT-6 Luna and Nemotron 3.5 Content Safety split the 5 rounds this table counts: the two list price rows, the cheapest price we can explain, the standard price and context. The weighting you pick decides the rest.
OpenAIGPT-6 Luna
$0.80/M tokens
OpenAI list price, nothing below it is accounted for · $0.09 per 1,000 pages
1.1M context · tool calling · reads images
NVIDIANemotron 3.5 Content Safety
$0.17/M tokens
cheapest we can explain, at NanoGPT · $0.0315 per 1,000 pages
131k context · reads images · open weights
List price in (lower wins)
$0.10/M
$0.20/M
List price out (lower wins)
$0.50/M
$0.20/M
Cheapest we can explain (lower wins)
none below list
$0.17/M at NanoGPT
Standard price (lower wins)
$0.80/M
$0.80/M
Cost per 1,000 pages (lower wins)
$0.09
$0.0315
Context
1.1M tokens
131k tokens
Open weights
no
yes
Tool calling
yes
no
Structured output
yes
no
Reads images
yes
yes
Reasoning
yes
yes
Released
22 Sept 2026
4 Jun 2026
Providers selling it
22
5
Price we measure against
the maker's own
OpenRouter
Trains on your prompts (no is better)
no provider to check
not stated
Providers selling both · 2
Kilo Gateway$0.80 / $0.80
OpenRouter$0.80 / $0.80
GPT-6 Luna then Nemotron 3.5 Content Safety, per million tokens
Go further
Add a third or fourth model, or switch the weighting, in the tool.
Frequently asked
- Which is cheaper, GPT-6 Luna or Nemotron 3.5 Content Safety?
- Nemotron 3.5 Content Safety, at $0.17 per million tokens against $0.80 for GPT-6 Luna, three parts input to one part output, read on 23 Sept 2026.
- Where is each one cheapest?
- GPT-6 Luna: nobody goes below the maker's own price with a reason we can point at, so $0.80 is the number to beat. Nemotron 3.5 Content Safety: $0.17 at NanoGPT.
- Can I buy both from one provider?
- Yes. 2 providers sell both: Kilo Gateway, OpenRouter. The cheapest of them for the two together is Kilo Gateway.
- Which holds more context?
- GPT-6 Luna, at 1.1M tokens against 131k.
Prices exclude tax and are per million tokens, read 23 Sept 2026 from each provider's own catalog. The standard price blends three parts input to one part output; a page is 600 tokens in and 60 out. Bars are scaled to the larger value in each row.