GLM 5.3 Flash
By Z AI · released 2026-08-26 (3 weeks) · snapshot 2026-09-22
- Intelligence index
- 41.80
- Cost to run the AA index
- $280
- Price per 1M tokens (in / out)
- $0.15 / $0.50
- End-to-end time
- 30.6s
Is GLM 5.3 Flash on the Pareto frontier, and what beats it?
Off the frontier
No. MiMo-V2.6-Pro is at least as smart for the same money or less.
Next step up: Muse Spark 1.3 (max), smarter but dearer.
| # | Model | Creator | Intelligence | Total cost | E2E total | Open | Released | Frontier |
|---|---|---|---|---|---|---|---|---|
| 1 | GLM 5.3 Flash | Z AI | 41.80 | $280 | 30.6s | 2026-08-26 | ||
| 2 | MiMo-V2.6-Pro | Xiaomi | 46.30 | $207 | 22.4s | 2026-09-21 | Frontier | |
| 3 | Muse Spark 1.3 (max) | Meta | 48.10 | $2000 | 32.1s | 2026-09-02 | Frontier |
Open in the picker Daily check URL: 200 on the frontier, 409 once beaten
GLM 5.3 Flash today
Intelligence: Artificial Analysis Intelligence Index. Cost: total cost to run that benchmark, so reasoning tokens count. API id: glm-5-3-flash.
Compare head to head
Suggested: what beats it, its effort levels, and frontier models near its price.
What the GLM 5.3 Flash release did to the frontier on 2026-08-26
1 of 1 effort levels reached the frontier at launch (GLM 5.3 Flash). Impact 3.07, #10 of 32 releases this past year.
Should you use GLM 5.3 Flash?
Should you use GLM 5.3 Flash?
Only when it fits your setup: MiMo-V2.6-Pro is at least as smart for the same money or less, so GLM 5.3 Flash is off the value frontier today.
What is better and cheaper than GLM 5.3 Flash?
MiMo-V2.6-Pro — at least as smart for the same money or less.
How much does GLM 5.3 Flash cost?
$0.15/$0.50 in/out per 1M tokens, and $280 to run the full Artificial Analysis Intelligence Index, the honest all-in number for reasoning models.
Is GLM 5.3 Flash on the Pareto frontier?
No: MiMo-V2.6-Pro beats it on intelligence, cost, or both.
Frontier membership by axis pair
Other axis pairs where GLM 5.3 Flash is Pareto-optimal.
| Y axis | X axis | On the frontier |
|---|---|---|
| AA intelligence index | AA total cost to run (USD) | |
| AA intelligence index | End-to-end total seconds | |
| AA intelligence index | Output speed tokens/sec |
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/models/glm-5-3-flash · Markdown: /api/v1/models/glm-5-3-flash?format=md · llms.txt · agent skill