Z.ai
GLM 5.3 Flash is a proprietary Z.ai specialized model.
OpenRouter
Price record: 2026-10-03. Source: openrouter.
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Quality Score
1278
Arena ELO
Undisclosed
Parameters
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Context
This measures the amount of verifiable public evidence we have, not how capable the model is. A missing field means it has not been verified yet, not that its value is zero.
12 of 22 public signals
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
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Released
0/5 signals
3/4 signals
4/5 signals
1/4 signals
4/4 signals
Parameters
320B
Training compute
3.2e24 FLOP
Dataset scale
30.0T units
Base model
Not reported
Source-reported access: Open weights (unrestricted) · Likely confidence
Gaps we are still tracking
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
GLM 5.3 Flash Benchmark Update
Quality: 41.8/100 | Price: $0.237/M tokens | Output: 55.194 tok/s | HumanEval: 0.516%
View sourceGLM 5.3 Flash Benchmark Update
Quality: 41.8/100 | Price: $0.237/M tokens | Output: 51.663 tok/s | HumanEval: 0.516%
View sourceGLM 5.3 Flash Benchmark Update
Quality: 41.8/100 | Price: $0.237/M tokens | Output: 49.583 tok/s | HumanEval: 0.516%
View sourceGLM 5.3 Flash Benchmark Update
Quality: 41.8/100 | Price: $0.237/M tokens | Output: 47.201 tok/s | HumanEval: 0.516%
View sourceGLM 5.3 Flash Benchmark Update
Quality: 41.8/100 | Price: $0.237/M tokens | Output: 46.936 tok/s | HumanEval: 0.516%
View sourceGLM 5.3 Flash Benchmark Update
Quality: 41.8/100 | Price: $0.237/M tokens | Output: 55.493 tok/s | HumanEval: 0.516%
View source1278
ELO Score
1269 - 1287
95% Confidence
+/-9 points
5.5K
Battles
Oct 3, 2026
Last Updated