GLM-4.5 vs Nemotron 3 Ultra.

model vs model · prices as of

GLM-4.5 and Nemotron 3 Ultra 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.

Z.ai

GLM-4.5

$1.40/M tokens

cheapest we can explain, at Submodel · $0.168 per 1,000 pages

131k context · tool calling · open weights

NVIDIA

Nemotron 3 Ultra

$4/M tokens

NVIDIA list price, nothing below it is accounted for · $0.45 per 1,000 pages

262k context · tool calling · open weights

List price in (lower wins)

$0.60/M

$0.50/M

List price out (lower wins)

$2.20/M

$2.50/M

Cheapest we can explain (lower wins)

$1.40/M at Submodel

none below list

Standard price (lower wins)

$4/M

$4/M

Cost per 1,000 pages (lower wins)

$0.168

$0.45

Context

131k tokens

262k tokens

Open weights

yes

yes

Tool calling

yes

yes

Structured output

not stated

yes

Reads images

no

no

Reasoning

yes

yes

Released

28 Jul 2025

4 Jun 2026

Providers selling it

23

15

Price we measure against

the maker's own

the maker's own

Trains on your prompts (no is better)

not stated

no provider to check

Providers selling both · 8

  • NanoGPT$2.20 / $4
  • DeepInfra$2.80 / $3.70
  • Eden AI$2.80 / $3.70
  • Kilo Gateway$4 / $3.70
  • Nous Portal$4 / $3.70
  • TrustedRouter$4.22 / $3.85
  • Vercel AI Gateway$4 / $4.20
  • OpenRouter$4 / $5

GLM-4.5 then Nemotron 3 Ultra, per million tokens

Go further

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

What moved in the last seven days

  1. GLM-4.5Nous Portal$0.48 / $1.76 $0.60 / $2.2025% dearer ·
  2. Nemotron 3 UltraNous Portal$0.40 / $1.76 $0.50 / $2.2025% dearer ·
  3. Nemotron 3 UltraTrustedRouter$0.53 / $2.32 $0.53 / $2.271% cheaper ·

Frequently asked

Which is cheaper, GLM-4.5 or Nemotron 3 Ultra?
GLM-4.5, at $1.40 per million tokens against $4 for Nemotron 3 Ultra, three parts input to one part output, read on 16 Sept 2026.
Where is each one cheapest?
GLM-4.5: $1.40 at Submodel. Nemotron 3 Ultra: nobody goes below the maker's own price with a reason we can point at, so $4 is the number to beat.
Can I buy both from one provider?
Yes. 8 providers sell both: NanoGPT, DeepInfra, Eden AI, Kilo Gateway, Nous Portal, TrustedRouter, and more. The cheapest of them for the two together is NanoGPT.
Which holds more context?
Nemotron 3 Ultra, at 262k tokens against 131k.

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.

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