GLM-5.3-Flash

Z.ai · 2026-08-20

Basic Information

Developer: ZZ.ai
Release Date: 2026-08-20
Overall Capability Index (ECI): 151.9

User Vote Rankings (LMArena)

Rankings based on people's votes comparing responses from two models. Models do not appear on leaderboards where they have too few votes.

Overall#41 of 413 · 1473
English#44 of 413 · 1478
Math#13 of 396 · 1503
French#15 of 290 · 1507
Chinese#21 of 389 · 1529
Agent task success#23 of 50 · 0.044
Web development#25 of 50 · 1616
Coding#29 of 408 · 1523
Image understanding (vision)#30 of 50 · 1278
Korean#31 of 278 · 1438
Overall agent performance#32 of 50 · -0.004
Spanish#39 of 295 · 1466
German#48 of 307 · 1465
Japanese#50 of 274 · 1433
Creative writing#69 of 411 · 1433

Where to Use It

This site has not yet compiled the services and plans that offer this model. Check the developer's official information.

Scores and rankings are reproduced directly from public sources and were not measured by this site. Model names vary slightly across sources and are matched automatically, so different versions may occasionally be mixed together.

Source: Epoch AI (CC BY 4.0) · Checked 2026-10-04 · LMArena (CC BY 4.0) · Checked 2026-10-04