Z.AI
Ultra-low latency version of GLM-5.3-Flash engineered for high-concurrency real-time IDE code completion and interactive agents.
200K ctx$0.37 / 1M tok (Ultra-Low Latency MoE)
Introducing GLM-4-PlusZ.AIReleased August 16, 2024
GLM-4-Plus
The breakthrough foundation model by Zhipu AI / Z.AI featuring 128k context, strong bilingual comprehension, and vision capabilities.
text-to-textProprietary API$1.40 / 1M tok (Flagship Foundation)Context: 128K (128,000 tokens)Arena ELO: 1250
Technical Specifications
Architecture Type
Dense Multimodal Transformer
Total Parameters
Frontier Scale (~130B estimated)
Context Window
128K (128,000 tokens)
Max Output Tokens
4.096K (4,096 tokens)
Knowledge Cutoff
June 2024
Supported Modalities
text, code, vision
License & Access
Z.AI Terms of Service
Benchmark Evaluations
Mmlu
85.3
Gsm8k
89.2
Humaneval
84.8
Chatbot Arena ELO
1250
Deep Architectural Overview
GLM-4-Plus was Zhipu AI’s upgraded flagship model. Trained on high-quality multilingual web corpora, it demonstrated exceptional Chinese and English language understanding, mathematical reasoning, and multimodal document processing.
Strengths & Considerations
Core Strengths
- Leading bilingual Chinese and English comprehension
- 128k context window support
- Reliable tool use and web browsing
Known Limitations
- Superseded in agentic coding and reasoning by GLM-4.7 and GLM-5 series
Token & API Pricing
Input Tokens (1M)$1.40
Output Tokens (1M)$1.40
Pricing is verified directly against Z.AI's developer documentation and API rate sheets.
Similar & Alternative Models
Explore other frontier models from Z.AI and comparable reasoning engines.
Z.AI
The first native multimodal model in the GLM-5 series: 320B parameters (18B active) combining linear and sparse attention for low-cost visual coding.
200K ctx$0.15 / 1M tok (320B MoE Visual Coding)
Z.AI
Z.AI’s premier flagship model, delivering a 50% performance gain on Code Bench and matching Claude Mythos 5 in cybersecurity and vulnerability discovery.
1M ctx$1.40 / 1M tok (Flagship Coding & Cyber)
Z.AI
Flagship model built for project-scale context, supporting truly usable 1M-token context with 128k output.
1M ctx$1.40 / 1M tok (1M Lossless Context)