Z.ai: GLM 5
The Z.ai: GLM 5 is an AI model designed for text-based input and output, with a maximum context length of 204,800 characters. It supports tools and reasoning tasks, but does not provide structured output. For users who require a balance between performance and cost, the Z.ai: GLM 5 may be worth considering. Its pricing structure charges $0.6 per million input tokens and $1.92 per million output tokens, with a blended benchmark score of 67.3 across two independent benchmarks. However, its relative standing among other models is unclear due to limited coverage in available benchmarks.
Benchmark results
Independent, published benchmarks. Blended score 67.3 across 2 benchmarks, last refreshed 2026-09-08. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 46.1 |
| EQ-Bench | emotional understanding in dialogue | 75.0 |
- Model ID
- z-ai/glm-5
- Vendor
- z-ai
- Released
- February 2026
- Tokenizer
- Other
- Input Modalities
- text
- Output Modalities
- text
- Max Output
- 128,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- text only
- Audio
- no
- Moderated
- no
What it costs in practice
Computed from the current $0.60/M input and $1.92/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.02 |
| Classify 1,000 customer emails | 500k in / 50k out | $0.40 |
| A month of a busy support chatbot | 5M in / 2M out | $6.84 |
Price & spec history
Tracked daily by PicksByModel since 2026-07-17.
| Date | Input /M | Output /M | Context |
|---|---|---|---|
| 2026-08-15 | $0.60 | $1.92 | 204,800 |
| 2026-07-20 | $0.95 | $2.55 | 204,800 |
| 2026-07-17 | $0.95 | $3.15 | 202,752 |
Similar models
Z.ai: GLM 4.6
Z.ai: GLM 4.7
Z.ai: GLM 5.2
Z.ai: GLM 5.1
Z.ai: GLM 4.7 Flash
Z.ai: GLM 5.3 Flash
Quick answers
- How much does Z.ai: GLM 5 cost?
- $0.60 per million input tokens and $1.92 per million output tokens.
- What is Z.ai: GLM 5's context window?
- 204,800 tokens, roughly 307 pages of text in a single request.
- Does Z.ai: GLM 5 support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Z.ai: GLM 5 process images?
- No, it is text-only on the input side.