Which is cheaper, GPT-4.1 nano or Llama Guard 4 12B?

GPT-4.1 nano, at $0.64 per million tokens against $0.72 for Llama Guard 4 12B, three parts input to one part output, read on 16 Sept 2026.

Where is each one cheapest?

GPT-4.1 nano: $0.64 at Poe. Llama Guard 4 12B: nobody goes below OpenRouter's own price with a reason we can point at, so $0.72 is the number to beat.

Can I buy both from one provider?

Yes. 4 providers sell both: Eden AI, Kilo Gateway, OpenRouter, TrustedRouter. The cheapest of them for the two together is Eden AI.

Which holds more context?

GPT-4.1 nano, at 1M tokens against 164k.

GPT-4.1 nano vs Llama Guard 4 12B.

model vs model · prices as of 16 Sept 2026

GPT-4.1 nano takes 4 of 5 rounds against Llama Guard 4 12B. It is also the cheaper of the two to run, at $0.64 per million tokens against $0.72.

OpenAIwins 4 rounds

GPT-4.1 nano

$0.64/M tokens

cheapest we can explain, at Poe · $0.0764 per 1,000 pages

1M context · tool calling · reads images

Poe ↗

Llama Guard 4 12B

$0.72/M tokens

OpenRouter list price, nothing below it is accounted for · $0.119 per 1,000 pages

164k context · reads images · open weights

List price in (lower wins)

$0.10/M

$0.18/M

List price out (lower wins)

$0.40/M

$0.18/M

Cheapest we can explain (lower wins)

$0.64/M at Poe

none below list

Standard price (lower wins)

$0.70/M

$0.72/M

Cost per 1,000 pages (lower wins)

$0.0764

$0.119

Context

1M tokens

164k tokens

Open weights

yes

Tool calling

yes

Structured output

yes

Reads images

yes

Reasoning

Released

14 Apr 2025

30 Apr 2025

Providers selling it

Price we measure against

the maker's own

OpenRouter

Trains on your prompts (no is better)

not stated

no provider to check

Providers selling both · 4

Eden AI$0.70 / $0.72
Kilo Gateway$0.70 / $0.72
OpenRouter$0.70 / $0.72
TrustedRouter$0.74 / $0.76

GPT-4.1 nano then Llama Guard 4 12B, per million tokens

Go further

open in the compare tool →every price for GPT-4.1 nano every price for Llama Guard 4 12B

Add a third or fourth model, or switch the weighting, in the tool.

What moved in the last seven days

GPT-4.1 nanoNous Portal$0.08 / $0.32 $0.10 / $0.4025% dearer · 16 Sept 2026
GPT-4.1 nanoRequesty$0.10 / $0.40 $0.11 / $0.4410% dearer · 16 Sept 2026

Frequently asked

Which is cheaper, GPT-4.1 nano or Llama Guard 4 12B?: GPT-4.1 nano, at $0.64 per million tokens against $0.72 for Llama Guard 4 12B, three parts input to one part output, read on 16 Sept 2026.
Where is each one cheapest?: GPT-4.1 nano: $0.64 at Poe. Llama Guard 4 12B: nobody goes below OpenRouter's own price with a reason we can point at, so $0.72 is the number to beat.
Can I buy both from one provider?: Yes. 4 providers sell both: Eden AI, Kilo Gateway, OpenRouter, TrustedRouter. The cheapest of them for the two together is Eden AI.
Which holds more context?: GPT-4.1 nano, at 1M tokens against 164k.

Prices exclude tax and are per million tokens, read 16 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.