GLM 5.1
Strong GLM coding model for agentic engineering, terminals, and repository generation
Context
202,752
Max output
131,072
Input / 1M
$0.98
Output / 1M
$3.08
Providers
3
01Profile
Profile
Released
2026-04-07
Last updated
2026-04-07
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 3 providers
Per 1M tokens, USD. Sorted by input price. First-party row highlighted.
04History
Change history
12+ recent events since 2026-04-07
2026-09-09Price upnearaiinput / 1M$0.85→ $1.40
2026-09-09Price upnearaioutput / 1M$3.30→ $4.40
2026-09-09ContextnearaiMax output131,072→ 16,384
2026-08-12Removedinceptronofferingremoved→ new
2026-07-07Removedvultrofferingremoved→ new
2026-06-23Removedneuralwattofferingremoved→ new
2026-06-04ContextambientMax output131,072→ new
2026-06-04ContextgmicloudMax output131,072→ new
2026-06-03ContextvultrContext window200,000→ new
2026-06-03ContextvultrMax output131,072→ new
2026-05-23Addedvultroffering→ new
2026-05-21Addedinceptronoffering→ new