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GLM 5.2

Ready
model path:accounts/fireworks/models/glm-5p2
Deploy on demand

GLM-5.2 introduces a robust 1M-token context and advanced, multi-effort coding capabilities to significantly enhance performance on long-horizon tasks. Its new IndexShare architecture and improved MTP layer simultaneously boost efficiency by reducing per-token FLOPs and increasing speculative decoding lengths.

GLM 5.2 API Features

On-demand Deployment

Docs

On-demand deployments allow you to use GLM 5.2 on dedicated GPUs with Fireworks' high-performance serving stack with high reliability and no rate limits.

Metadata

State
Ready
Created on
16 JUN, 2026
Kind
Base model
Provider
Z.ai
Huggingface
zai-org/GLM-5.2

Specifications

Calibrated
No
Mixture-of-Experts
Yes
Parameters
743B

Supporting Functionality

Fine-tuning
Not Supported
Serverless
Not Supported
Context Length
1040k tokens
Function Calling
Supported
Embeddings
Not Supported
Rerankers
Not Supported
Supporting image input
Not Supported

GLM 5.2 FAQs

Only on serverless, starting on September 25, 2026. On-demand deployment will continue to be available. Migrate serverless workloads to GLM-5.3.