AI lab · Zhipu AI · founded 2019 · 16 models tracked

Z.ai models

Every Z.ai model on the API today, with release dates, context windows, API prices and benchmark scores. Newest: GLM 5.3 Prime, 29d ago.

First model
Aug 4, 2022 GLM-130B
Models · 30 days
1 of 16
Latest release
29d ago
Cheapest input / 1M
$0.005 GLM 5.3 Flash
Largest context
1M GLM 5.3 FlashX

Release history

Timeline

Z.ai ships a new model about every 28 days. Each dot is a release; click one to open it. Hollow dots are retired models.

Jan 2024Apr 2024Jul 2024Oct 2024Jan 2025Apr 2025Jul 2025Oct 2025Jan 2026Apr 2026Jul 2026Oct 2026 GLM-4 — Jan 16, 2024 · retiredGLM 4.5 Air — Jul 25, 2025GLM 4.5 — Jul 25, 2025GLM 4.5V — Aug 11, 2025GLM 4.6 — Sep 30, 2025GLM 4.6V — Dec 8, 2025GLM 4.7 — Dec 22, 2025GLM 4.7 Flash — Jan 19, 2026GLM 5 — Feb 11, 2026GLM 5 Turbo — Mar 15, 2026GLM 5V Turbo — Apr 1, 2026GLM 5.1 — Apr 7, 2026GLM 5.2 — Jun 16, 2026GLM 5.3 — Aug 18, 2026GLM 5.3 Flash — Aug 26, 2026GLM 5.3 FlashX — Sep 18, 2026GLM 5.3 Prime — Sep 23, 2026

Lineup

All Z.ai models

ModelReleasedContextInput / 1MOutput / 1MGPQA Diamond
GLM 5.3 Primez-ai/glm-5.3-prime
Reasoning
Sep 23, 2026 1M131K out $2.80 $8.80 —
GLM 5.3 FlashXz-ai/glm-5.3-flashx
ReasoningVision
Sep 18, 2026 1M131K out $0.37 $1.25 —
GLM 5.3 Flashz-ai/glm-5.3-flash
ReasoningOpen weightsVision
Aug 26, 2026 1M944K out $0.005 $0.20 90.1%
GLM 5.3z-ai/glm-5.3
ReasoningOpen weights
Aug 18, 2026 1M944K out $0.079 $1.40 90.9%
GLM 5.2z-ai/glm-5.2
ReasoningOpen weights
Jun 16, 2026 1M944K out $0.034 $7.00 91.9%
GLM 5.1z-ai/glm-5.1
ReasoningOpen weights
Apr 7, 2026 205K131K out $1.40 $4.40 89.9%
GLM 5V Turboz-ai/glm-5v-turbo
ReasoningVision
Apr 1, 2026 203K131K out $1.20 $4.00 —
GLM 5 Turboz-ai/glm-5-turbo
Reasoning
Mar 15, 2026 203K131K out $1.20 $4.00 —
GLM 5z-ai/glm-5
ReasoningOpen weights
Feb 11, 2026 205K131K out $1.00 $3.20 87.8%
GLM 4.7 Flashz-ai/glm-4.7-flash
ReasoningOpen weights
Jan 19, 2026 200K118K out $0.061 $0.40 60.5%
GLM 4.7z-ai/glm-4.7
ReasoningOpen weights
Dec 22, 2025 205K131K out $0.54 $1.98 83.3%
GLM 4.6Vz-ai/glm-4.6v
ReasoningOpen weightsVision
Dec 8, 2025 131K33K out $0.30 $0.90 —
GLM 4.6z-ai/glm-4.6
ReasoningOpen weights
Sep 30, 2025 205K131K out $0.55 $2.20 —
GLM 4.5Vz-ai/glm-4.5v
ReasoningOpen weightsVision
Aug 11, 2025 66K16K out $0.60 $1.80 —
GLM 4.5z-ai/glm-4.5
ReasoningOpen weights
Jul 25, 2025 131K98K out $0.60 $2.20 —
GLM 4.5 Airz-ai/glm-4.5-air
ReasoningOpen weights
Jul 25, 2025 131K98K out $0.13 $0.85 —

Benchmarks

Z.ai's best scores

The top Z.ai model on each benchmark, and where it ranks among all 281 tracked models.

BenchmarkBest Z.ai modelScoreOverall rank
FrontierSWESoftware engineering GLM 5.3 30.2% #10of 19
DeepSWESoftware engineering GLM 5.3 69.0% #7of 26
CursorBenchSoftware engineering GLM 5.3 42.6% #8of 16
FrontierCodeSoftware engineering GLM 5.3 40.1% #25of 41
SWE-bench VerifiedSoftware engineering GLM 5.2 78.7% #4of 32
Terminal-BenchSoftware engineering GLM 5 52.4% #16of 40
GBAEvalSoftware engineering GLM 5.2 0.0% #21of 23
GSOSoftware engineering GLM 4.5 Air 2.9% #22of 27
SciCodeSoftware engineering GLM 5.3 59.0% #10of 102
APEX-AgentsAgents & computer use GLM 5.3 56.6% #15of 51
Vending-Bench 2Agents & computer use GLM 5.2 $8,314 #11of 61
PostTrainBenchAgents & computer use GLM 5.2 31.7% #6of 11
Lech Mazur WritingWriting & content GLM 4.5 7.34/10 #19of 27
GDP.pdfWriting & content GLM 5.3 Flash 14.0% #31of 38
SimpleQA VerifiedWriting & content GLM 5.3 41.0% #43of 79
WebDev ArenaDesign & visual GLM 5.3 1614 #17of 90
ExploitBenchCybersecurity GLM 5.1 18.1% #6of 8
GPQA DiamondReasoning & knowledge GLM 5.2 91.9% #23of 122
Humanity's Last ExamReasoning & knowledge GLM 4.5 8.3% #24of 32
ARC-AGI-2Reasoning & knowledge GLM 5.3 Flash 65.8% #25of 75
ARC-AGI-1Reasoning & knowledge GLM 5.3 Flash 91.0% #26of 75
SimpleBenchReasoning & knowledge GLM 5.2 58.8% #24of 58
CritPtReasoning & knowledge GLM 5.2 20.9% #20of 111
Chess PuzzlesReasoning & knowledge GLM 5.3 37.0% #38of 83
LMCAReasoning & knowledge GLM 5.3 55.5% #13of 123
FrontierMathMaths GLM 5.3 68.8% #28of 87
FrontierMath Tier 4Maths GLM 5.3 29.3% #31of 64
ProofBenchMaths GLM 5.3 49.0% #35of 70
OTIS Mock AIMEMaths GLM 5.3 Flash 93.9% #43of 120

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