GLM 5.3
Flagship GLM model for long-horizon coding, agents, and complex project delivery
Context
1,048,573
Max output
262,144
Input / 1M
$1.40
Output / 1M
$4.40
Providers
1
01Profile
Profile
Released
2026-08-14
Last updated
2026-09-07
Knowledge cutoff
—
Weights
Open
02Capabilities
Capabilities
Input
text
Output
text
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Attachments
No
Cache read
—
Cache write
—
03Pricing
Pricing across 1 providers
Per 1M tokens, USD. Sorted by input price. First-party row highlighted.
04History
Change history
3+ recent events since 2026-08-14
2026-09-07Contextfireworks-aiContext window—→ 1,048,573
2026-09-07Contextfireworks-aiMax output—→ 262,144
2026-08-28Addedfireworks-aioffering→ new