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glm-5.3-flash vs gpt-6-luna

Both can be used on onomeo. Everything below comes from calls made through this site.

glm-5.3-flash
2 advantages
gpt-6-luna
2 advantages

How to choose

glm-5.3-flashHigher in this week's ranking: #13Open weights
gpt-6-lunaSteadier this week: 100% of tests passedFaster: 1.8s on average

glm-5.3-flash

By Zhipu AI

gpt-6-luna

By OpenAI

Where they differ

glm-5.3-flashgpt-6-luna
On this site
80%109 callsAvailability, last 3 days—
87%437 testsAvailability, this week's tests100%15 tests
11sAverage response this week1.8s
FreePrice per reply$0.0037
#13Place in this week's ranking#21
FreePrice per million characters$2.67
The model itself
1M tokensContext length1.1M tokens
Not publishedKnowledge cutoffMay 2026
26 Aug 2026Released22 Sep 2026
YesOpen weightsNo

Where they match

  • Longest reply128K tokens
  • Reads imagesYes
  • Calls toolsYes
  • Thinks before answeringYes
  • Conversations used for trainingUsed to train and improve the provider’s models

Availability over 3 days counts every call made through the site; this week's availability counts every call over the last 7 days, scheduled tests included, and response time comes from the site's own scheduled tests. Free models are counted in calls; big models are charged by usage, in US dollars.

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Figures come from real calls made through this site. Models are served by third-party providers and may slow down or be withdrawn; this page follows those changes.