GLM-5.2
Zhipu AI (Z.ai)Jun 13, 2026N/A
Open weights
MIT-licensed long-horizon specialist: lossless 1M-token context and the strongest open-weights SWE-bench Pro run of early summer (62.1%), built specifically for sustained multi-hour engineering tasks.
- Status
- Generally available
- License
- Open weights · MIT
- Context window
- 1M
- Max output
- 128K
- Input · $/M
- $1.40
- Output · $/M
- $4.40
- Cached input · $/M
- $0.14
- Blended · $/M
- $2.15
- Parameters
- 744B MoE · ~40B active
- Inputs
- Text + images
Benchmarks
Composite 62.1· mean of published scores
Reasoning & knowledge
GPQA Diamond
no public score
MMLU-Pro
no public score
Humanity's Last Exam
no public score
ARC-AGI-2
no public score
Coding
SWE-bench Verified
no public score
SWE-bench Pro
62.1%
dataset best 80LiveCodeBench
no public score
Agents & computer use
Terminal-Bench 2
no public score
OSWorld 2.0
no public score
BrowseComp
no public score
Math
AIME 2026
no public score
Known strengths
- Best open SW-Pro at launch
- Lossless 1M context
- MIT license