GLM-5.3
by Merge Gateway · family glm · listed Aug 2026RT
Flagship GLM model for long-horizon coding, agents, and complex project delivery
Current rates USD per 1M tokens
Input$0.70
Output$2.20
Cache read$0.13
Cache write—
Against the market
On the record
- Model id
zai/glm-5.3- Context window
- 1M tokens
- Max output
- 131K tokens
- Input modalities
- text
- Output modalities
- text
- Reasoning
- yes
- Tool calls
- yes
- Open weights
- no
- Knowledge cutoff
- —
- Released
- 2026-08-14
- Last updated
- 2026-08-14
- Provider docs
- docs.merge.dev/merge-gateway
Back of the envelope
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