ZAIReleased on Jun 16, 2026

GLM-5.2: Benchmarks, Pricing & Context Window

GLM-5.2 is a language model from ZAI, released in June 2026.

GLM-5.2 is Z.AI's flagship foundation model built for long-horizon tasks, delivering a solid 1M-token context that stably sustains long, messy coding-agent trajectories. It improves substantially over GLM-5.1, becoming the strongest

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GLM-5.2 pricing

Providers

GLM-5.2 starts at $1.40 per million input tokens and $4.40 per million output tokens via FriendliAI. See all 3 providers below with their per-token pricing, latency, throughput, and modality support.

ProviderInput $/MOutput $/MMax InputMax OutputLatency sThroughputQuantInputOutput
FriendliAI logoFriendliAI
$1.40$4.401.0M131.1K
Novita logoNovita
$1.40$4.401.0M131.1K
fp8
ZAI logoZAI
$1.40$4.401.0M128.0K
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GLM-5.2 API

API access coming soon

GLM-5.2 will be available through our gateway shortly.

GLM-5.2 examples

Recent arena outputs from GLM-5.2, picked from the highest-ranked matchups.

GLM-5.2 license

GLM-5.2 is released under the MIT license, which permits commercial use, has 753.0B parameters.

License
MIT
Commercial use allowed
Parameters
753.0B

MIT License - allows commercial use

FAQ

Common questions about GLM-5.2.

What is the GLM-5.2 release date?

GLM-5.2 was released on June 16, 2026 by ZAI.

Who created GLM-5.2?

GLM-5.2 was created by ZAI.

How many parameters does GLM-5.2 have?

GLM-5.2 has 753.0 billion parameters.

What is the license for GLM-5.2?

GLM-5.2 is released under the MIT license. This is an open-source/open-weight license.