GLM-5.1 vs GLM-5.2
Prices checked
GLM-5.2 takes 2 of 5 rounds against GLM-5.1. It is also the cheaper of the two to run, at $0.66 per million tokens against $1.08.
Z.aiGLM-5.1
200k context · tool calling · open weights
$1.08/M tokensCheapest price, at HPC-AI · $0.52 per 1,000 pages
Z.aiWins 2 roundsGLM-5.2
1M context · tool calling · open weights
$0.66/M tokensCheapest price, at TrustedRouter · $0.31 per 1,000 pages
Maker's price in (lower wins)
$1.40/M
$1.40/M
Maker's price out (lower wins)
$4.40/M
$4.40/M
Cheapest price (lower wins)
$1.08/M at HPC-AI
$0.66/M at TrustedRouter
Maker's price, blended (lower wins)
$2.15/M
$2.15/M
Cost per 1,000 pages (lower wins)
$0.52
$0.31
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
13 Jun 2026
Providers selling it
58
99
Price we measure against
the maker's own
the maker's own
Trains on your prompts (no is better)
not published
not published
Providers selling both · 53
Avian$1.30 / $0.80
TrustedRouter$1.59 / $0.66
StreamLake$1.48 / $0.85
FastRouter$1.66 / $0.87
Nous Portal$1.40 / $1.38
DeepInfra$1.66 / $1.16
Requesty$1.66 / $1.16
SiliconFlow$1.83 / $1.08
GLM-5.1, then GLM-5.2, per million tokens; the 8 cheapest of 53.
Go further
Add a third or fourth model, or change the weighting, in the tool.
What moved this week
io.net Intelligence · 2% dearer · $1.40 / $4.40 $1.37 / $4.31
Inceptron · 7% dearer · $1.40 / $4.40 $1.20 / $4.40- Inceptron · 7% dearer · $1.40 / $4.40 $1.20 / $4.40
- io.net Intelligence · 3% dearer · $1.68 / $5.28 $1.48 / $5.60
- StreamLake · 9% cheaper · $0.56 / $1.75 $0.61 / $1.93
Baidu · 45% dearer · $1.40 / $4.40 $0.96 / $3.03
Chutes · 7% cheaper · $0.90 / $2.90 $0.98 / $3.08- Chutes · 7% cheaper · $0.90 / $2.90 $0.98 / $3.08
- Nous Portal · 6% cheaper · $0.90 / $2.90 $0.97 / $3.04
- Baidu · 264% dearer · $2.25 / $7.88 $0.62 / $2.17
- Baidu · 641% dearer · $1.40 / $4.40 $0.19 / $0.59
NanoGPT · 641% dearer · $1.40 / $4.40 $0.19 / $0.59- NanoGPT · 641% dearer · $1.40 / $4.40 $0.19 / $0.59
Eden AI · 22% cheaper · $1.30 / $4.20 $1.74 / $5.15
Frequently asked
- Which is cheaper, GLM-5.1 or GLM-5.2?
- GLM-5.2, at $0.66 per million tokens against $1.08 for GLM-5.1, blended 3 in : 1 out, read on 31 Oct 2026.
- Where is each one cheapest?
- GLM-5.1: $1.08 at HPC-AI. GLM-5.2: $0.66 at TrustedRouter.
- Can I buy both from one provider?
- Yes. 53 providers sell both: Avian, TrustedRouter, StreamLake, FastRouter, Nous Portal, DeepInfra, and more. The cheapest of them for the two together is Avian.
- Which holds more context?
- GLM-5.2, at 1M tokens against 200k.
Prices exclude tax, read 31 Oct 2026 from each provider's own catalog. They are per M tokens, blended 3 in : 1 out, and a page is 600 tokens in and 60 out. Bars are scaled to the larger value in each row.
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