KuraberuAIupdated 16 Sept 2026

GLM-5.1 vs GLM-5.3.

model vs model · prices as of

GLM-5.3 takes 2 of 5 rounds against GLM-5.1. It is also the cheaper of the two to run, at $2.60 per million tokens against $3.50.

Z.ai

GLM-5.1

$3.50/M tokens

cheapest we can explain, at Crof · $0.399 per 1,000 pages

200k context · tool calling · open weights

Crof ↗
Z.aiwins 2 rounds

GLM-5.3

$2.60/M tokens

cheapest we can explain, at Crof · $0.324 per 1,000 pages

1M context · tool calling · open weights

Crof ↗

List price in (lower wins)

$1.40/M

$1.40/M

List price out (lower wins)

$4.40/M

$4.40/M

Cheapest we can explain (lower wins)

$3.50/M at Crof

$2.60/M at Crof

Standard price (lower wins)

$8.60/M

$8.60/M

Cost per 1,000 pages (lower wins)

$0.399

$0.324

Context

200k tokens

1M tokens

Open weights

yes

yes

Tool calling

yes

yes

Structured output

yes

yes

Reads images

no

no

Reasoning

yes

yes

Released

7 Apr 2026

14 Aug 2026

Providers selling it

67

73

Price we measure against

the maker's own

the maker's own

Trains on your prompts (no is better)

not stated

not stated

Providers selling both · 46

  • Crof$3.50 / $2.60
  • NanoGPT$4.85 / $4.46
  • Nous Portal$5.93 / $5.60
  • TrustedRouter$6.35 / $6.10
  • GMI Cloud$6.02 / $6.45
  • Merge Gateway$8.60 / $4.30
  • Alibaba Cloud (China)$5.78 / $7.15
  • LLM Gateway$5.72 / $7.60

GLM-5.1 then GLM-5.3, per million tokens · showing the 8 cheapest of 46

Go further

open in the compare tool →every price for GLM-5.1every price for GLM-5.3

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

What moved in the last seven days

  1. GLM-5.1Baidu$0.96 / $3.03 $1.40 / $4.4045% dearer ·
  2. GLM-5.1Charm Hyper$1.32 / $4.31 $1.36 / $4.271.0% dearer ·
  3. GLM-5.1io.net Intelligence$1.32 / $4.31 $1.36 / $4.271.0% dearer ·
  4. GLM-5.1Nous Portal$0.77 / $2.43 $0.97 / $3.0425% dearer ·
  5. GLM-5.1Requesty$1.40 / $4.40 $1.05 / $3.5023% cheaper ·
  6. GLM-5.1Venice$1.54 / $4.84 $1.40 / $4.409% cheaper ·
  7. GLM-5.3AkashML$1.17 / $3.96 $0.97 / $3.3017% cheaper ·
  8. GLM-5.3DigitalOcean Gradient$1.40 / $4.40 $0.95 / $3.4027% cheaper ·
  9. GLM-5.3GMI Cloud$1.12 / $3.52 $1.05 / $3.306% cheaper ·
  10. GLM-5.3Inceptron$0.87 / $3.36 $1.07 / $4.0922% dearer ·
  11. GLM-5.3Inceptron$0.87 / $3.36 $1.07 / $4.0922% dearer ·
  12. GLM-5.3io.net Intelligence$1.50 / $4.75 $1.36 / $4.319% cheaper ·
  13. GLM-5.3Morph$0.97 / $3.31 $1.19 / $3.7418% dearer ·
  14. GLM-5.3Nous Portal$0.56 / $1.76 $0.88 / $2.9763% dearer ·
  15. GLM-5.3Novita$1.09 / $3.43 $0.91 / $2.8617% cheaper ·
  16. GLM-5.3Reka$1.01 / $3.41 $0.88 / $2.9713% cheaper ·
  17. GLM-5.3Requesty$1.20 / $4.20 $1.20 / $43% cheaper ·
  18. GLM-5.3Sail Research$1.40 / $4.40 $1.13 / $3.5619% cheaper ·
  19. GLM-5.3SiliconFlow$1.40 / $4.40 $1.12 / $3.5220% cheaper ·
  20. GLM-5.3TrustedRouter$1.03 / $3.25 $0.95 / $3.254% cheaper ·
  21. GLM-5.3Venice$1.75 / $5.50 $1.40 / $4.4020% cheaper ·
  22. GLM-5.3Wafer$1.19 / $4.40 $0.95 / $4.409% cheaper ·
  23. GLM-5.3Eden AI$1.10 / $3.50 $1.40 / $4.4026% dearer ·

Frequently asked

Which is cheaper, GLM-5.1 or GLM-5.3?
GLM-5.3, at $2.60 per million tokens against $3.50 for GLM-5.1, three parts input to one part output, read on 16 Sept 2026.
Where is each one cheapest?
GLM-5.1: $3.50 at Crof. GLM-5.3: $2.60 at Crof.
Can I buy both from one provider?
Yes. 46 providers sell both: Crof, NanoGPT, Nous Portal, TrustedRouter, GMI Cloud, Merge Gateway, and more. The cheapest of them for the two together is Crof.
Which holds more context?
GLM-5.3, at 1M tokens against 200k.

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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