GLM-5.3

Weights released Aug 28, 2026.

Released

Aug 14, 2026

Price in / out

$1.4 / $4.4

Blended $/1M

$2.15

Context

Parameters: 753B. License: GLM-5.3 License.

Benchmark scoresvs GLM-5.2

Benchmark	Score	Δ vs prior	Rank (current)	Configuration	Source
Terminal-Bench 2.1	71.5%	+3.7	#11 of 20	leaderboard	benchlm.ai ↗
LMArena Text	1475	—	#4 of 4	max · leaderboard	benchlm.ai ↗

GLM versions

Timeline

Version	Released	$ in / out	Terminal-Bench	SWE-bench	GPQA	HLE	AIME	τ²-bench
GLM-4.6Superseded	2025-09-30	—	—	—	—	—	—	76.9%
GLM-4.7Superseded	2025-12-22	—	—	73.8%	—	24.8%	—	95.9%
GLM-5Superseded	2026-02-11	—	—	77.8%	86%	50.4%	95.8%	98.2%
GLM-5.1Superseded	2026-04-15	—	56.9%	—	86.2%	52.3%	95.3%	97.7%
GLM-5.2Superseded	2026-06-17	$1.4 / $4.4	67.8%	—	91.2%	54.7%	99.2%	99.1%
GLM-5.3	2026-08-14	$1.4 / $4.4	71.5%	—	—	—	—	—
GLM-5.3 Flash	2026-08-26	—	62.9%	—	—	—	—	—

Compare

Open the Comparison Lab with GLM-5.3 and its open-weight peers pre-selected, then toggle any benchmark or model.

Every GLM version over time

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Current open-weight peers

All

DeepSeek V4.1 Flash$0.14 in DeepSeek V4 Pro$0.435 in Kimi K3$3 in Kimi K2.7 Code$0.6 in Qwen3.8 27BAlibaba Qwen3.8 Max$2 in