BREAKING
GLM-5.2 Rivals Sonnet 5 for Less
0
%
Sonnet 5 SWE-bench Pro
0
%
GLM-5.2 SWE-bench Pro
0
%
GLM-5.2 Terminal-Bench 2.1
Output Cost per 1M Tokens
GLM-5.2
4.4
Sonnet 5
15
Two Very Different Deals
GLM-5.2
MIT
●
Open weights, self-hostable
●
753B MoE, ~40B active
●
1M-token context
Claude Sonnet 5
Proprietary
●
API only
●
Mature ecosystem
●
1M-token context
80% Performance, 1/5 the Price
Choice Shifts Beyond Raw Speed
AI NEWS BLITZ
Zhipu AI's open-weight GLM-5.2 matches Claude Sonnet 5 while costing far less.