Model comparison
GLM-4.6 vs GLM-4.5
- Input
- $0.60 / 1M tokens
- Output
- $2.20 / 1M tokens
- Context
- 200K
- Released
- 2025-09-30
- Input
- $0.60
- Output
- $2.20
- Context
- 128K
- Released
- 2025-07-28
GLM-4.6 scores higher on 1 of the 1 benchmarks both models report; both charge the same $0.6 per 1M input tokens; GLM-4.6 has the larger context window (200K vs 128K).
Specs and pricing side by side
| Spec | GLM-4.6 | GLM-4.5 |
|---|---|---|
| Maker | Z.ai (Zhipu / GLM) | Z.ai (Zhipu / GLM)same |
| Released | 2025-09-30 | 2025-07-28 |
| Context window | 200K | 128K |
| Max output | 128K | 96K |
| Input price | $0.60 / 1M tokens | $0.60 |
| Output price | $2.20 / 1M tokens | $2.20 |
| Parameters | 357B total / 32B active (MoE) | 355B total / 32B active (MoE) |
| License | MIT | MITsame |
| Weights | Open weights | Open weightssame |
| Modalities | Text | Textsame |
| Knowledge cutoff | March 2025 | not published |
Benchmarks both models report
| Benchmark | GLM-4.6 | GLM-4.5 |
|---|---|---|
| BrowseComp | 45.1% | 26.4% |
Scores are as published by each maker or its cited source; harness, reasoning effort and date can differ between rows, so treat small gaps as ties. Sources are listed on each model page.
Which one should you pick?
Pick GLM-4.6 if…
- You care about BrowseComp (it scores higher on 1 shared benchmark).
- You need the longer context (200K vs 128K).
- Your use case is: agentic coding inside tools like Claude Code, Cline, Roo Code and Kilo Code.
Pick GLM-4.5 if…
- Your use case is: autonomous and tool-using agents (function calling, web browsing, multi-step workflows).
FAQ
Which is better, GLM-4.6 or GLM-4.5?
GLM-4.6 scores higher on 1 of the 1 benchmarks both models report; both charge the same $0.6 per 1M input tokens; GLM-4.6 has the larger context window (200K vs 128K). The better pick depends on whether you value benchmark scores, price per token, context length or openness for your workload.
How do GLM-4.6 and GLM-4.5 pricing compare?
GLM-4.6: $0.60 / 1M tokens input, $2.20 / 1M tokens output. GLM-4.5: $0.60 input, $2.20 output (list API prices as published by each maker).
What are the context windows of GLM-4.6 and GLM-4.5?
GLM-4.6 offers 200K with up to 128K output; GLM-4.5 offers 128K with up to 96K output.
Is GLM-4.6 newer than GLM-4.5?
GLM-4.6 was released 2025-09-30; GLM-4.5 was released 2025-07-28.