z-ai
Z.ai: GLM 5.3 (batch)
The Z.ai: GLM 5.3 (batch) is an AI model developed by z-ai that handles text input and supports tools and reasoning capabilities. It has a context length of up to 1 megabyte and can process up to 943,718 completion tokens per request. For users seeking an affordable solution with moderate performance, the Z.ai: GLM 5.3 (batch) may be worth considering due to its blended benchmark score of 90.8 across three independent tests. At a price point of $0.7 per million input tokens and $2.2 per million output tokens, it offers reasonable value for those who don't require exceptional results.
Quality Score
98/100
price + capability + benchmarks
Input Price
$0.70
per 1M tokens · checked 2026-09-09
Output Price
$2.20
per 1M tokens · checked 2026-09-09
Context Window
1,048,576
tokens
Benchmark results
Independent, published benchmarks. Blended score 90.8 across 3 benchmarks, last refreshed 2026-09-09. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| AI Index | broad capability composite | 74.0 |
| AI Index Coding | software engineering tasks | 100.0 |
| AI Index Agentic | multi-step tool-using tasks | 88.1 |
- Model ID
- z-ai/glm-5.3:batch
- Vendor
- z-ai
- Released
- August 2026
- Tokenizer
- Other
- Input Modalities
- text
- Output Modalities
- text
- Max Output
- 943,718 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 $0.70/M input and $2.20/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 | $0.46 |
| A month of a busy support chatbot | 5M in / 2M out | $7.90 |
Category rankings
Where Z.ai: GLM 5.3 (batch) places across the 44 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #11 | Customer SupportBusiness · of 25 ranked | 134 |
| #13 | Regex WritingCode · of 25 ranked | 134 |
| #13 | Short-Form SummarizationWriting · of 25 ranked | 130 |
| #13 | Email DraftingWriting · of 25 ranked | 126 |
| #13 | Language TranslationWriting · of 25 ranked | 134 |
| #13 | Language LearningEducation · of 25 ranked | 126 |
| #13 | Chat CompanionPersonal · of 25 ranked | 130 |
| #13 | Tutoring for KidsPersonal · of 25 ranked | 134 |
| #15 | Function / Tool CallingAgents · of 25 ranked | 155 |
| #15 | Trivia & General KnowledgePersonal · of 25 ranked | 120 |
| #17 | SQL GenerationCode · of 25 ranked | 170 |
| #17 | Data AnalysisData · of 25 ranked | 170 |
| #17 | JSON ExtractionData · of 25 ranked | 147 |
| #17 | Marketing CopyWriting · of 25 ranked | 128 |
| #17 | Financial AnalysisProfessional · of 25 ranked | 157 |
| #17 | Standardized Test PrepEducation · of 25 ranked | 128 |
| #19 | Blog Post WritingWriting · of 25 ranked | 138 |
| #19 | Trip PlanningPersonal · of 25 ranked | 138 |
| #20 | Bug FixingCode · of 25 ranked | 179 |
| #20 | Math TutoringEducation · of 25 ranked | 145 |
| #20 | Agent WorkflowsAgents · of 25 ranked | 191 |
| #20 | Coding AgentsAgents · of 25 ranked | 191 |
| #20 | Fitness CoachingPersonal · of 25 ranked | 133 |
| #20 | Scientific CodingResearch · of 25 ranked | 179 |
| #20 | Experiment DesignResearch · of 25 ranked | 155 |
| #21 | Physics TutoringEducation · of 25 ranked | 145 |
| #21 | Sales / Cold EmailBusiness · of 25 ranked | 122 |
| #21 | Job Application DraftingBusiness · of 25 ranked | 122 |
| #21 | Journaling HelperPersonal · of 25 ranked | 122 |
| #21 | Recipe GenerationPersonal · of 25 ranked | 122 |
| #22 | Unit Test GenerationCode · of 25 ranked | 152 |
| #22 | Dataset AnnotationResearch · of 25 ranked | 143 |
| #23 | Code ReviewCode · of 25 ranked | 164 |
| #23 | Long-Document SummarizationWriting · of 25 ranked | 157 |
| #23 | Creative WritingWriting · of 25 ranked | 154 |
| #23 | Screenwriting & DialogWriting · of 25 ranked | 154 |
| #23 | Academic WritingWriting · of 25 ranked | 154 |
| #23 | Legal DraftingProfessional · of 25 ranked | 154 |
| #23 | Essay GradingEducation · of 25 ranked | 164 |
| #23 | OKRs & Strategic PlanningBusiness · of 25 ranked | 154 |
| #23 | Character RoleplayPersonal · of 25 ranked | 147 |
| #23 | Math ProofsResearch · of 25 ranked | 154 |
| #24 | CI/CD PipelinesCode · of 25 ranked | 142 |
| #24 | SOP / Process DocsBusiness · of 25 ranked | 136 |
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Quick answers
- How much does Z.ai: GLM 5.3 (batch) cost?
- $0.70 per million input tokens and $2.20 per million output tokens.
- What is Z.ai: GLM 5.3 (batch)'s context window?
- 1,048,576 tokens, roughly 1,572 pages of text in a single request.
- Does Z.ai: GLM 5.3 (batch) support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Z.ai: GLM 5.3 (batch) process images?
- No, it is text-only on the input side.