Z.AI
GLM-5.3
Flagship GLM model for long-horizon coding, agents, and complex project delivery
Model facts
- Context window
- 1M tokens
- Maximum output
- 131K tokens
- Cheapest paid input
- $0.4 per 1M tokens
- Cheapest paid output
- $1.4 per 1M tokens
- Open weights
- yes
- Providers
- 48
Capabilities and modalities
reasoning, tool calling, structured output, temperature control, open weights, text.
Local hardware estimate
At 4K context: Q4_K_M 462.1 GiB, Q8_0 812.8 GiB, F16 1470.6 GiB working memory.
- Parameters
- 753.3 billion
- Architecture
- glmmoedsa
- Model license
- other
Planning estimate adapted from the MIT-licensed whichllm estimator using metadata from Hugging Face; not a vendor minimum requirement.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| max | 59.5 | 74.8 | not measured | 73.6 |
Observed price history
- 2026-08-24: $0.7 input / $2.2 output per 1M tokens
- 2026-08-30: $0.4 input / $1.4 output per 1M tokens
API providers
- Kenari — model id glm-5-3; free input / free output per 1M tokens; provider documentation
- TokenRouter (free) — model id z-ai/glm-5.3-free; free input / free output per 1M tokens; provider documentation
- Volcengine Ark Coding Plan — model id glm-5.3; free input / free output per 1M tokens; provider documentation
- Z.AI Coding Plan — model id glm-5.3; free input / free output per 1M tokens; provider documentation
- Zhipu AI Coding Plan — model id glm-5.3; free input / free output per 1M tokens; provider documentation
- CrofAI — model id glm-5.3; $0.4 input / $1.4 output per 1M tokens; provider documentation
- Merge Gateway — model id zai/glm-5.3; $0.7 input / $2.2 output per 1M tokens; provider documentation
- Vercel AI Gateway — model id zai/glm-5.3; $0.7 input / $2.2 output per 1M tokens; provider documentation
- Vercel AI Gateway — model id zai/glm-5.3-promo-50; $0.7 input / $2.2 output per 1M tokens; provider documentation
- NanoGPT — model id z-ai/glm-5.3; $1 input / $3.2 output per 1M tokens; provider documentation
- Vancine — model id glm-5.3; $1.12 input / $3.52 output per 1M tokens; provider documentation
- ai& — model id zai-org/glm-5.3; $1 input / $4 output per 1M tokens; provider documentation
- AIHubMix — model id glm-5.3; $1.13 input / $3.94 output per 1M tokens; provider documentation
- Deep Infra — model id zai-org/GLM-5.3; $1.2 input / $4 output per 1M tokens; provider documentation
- DevPass (LLM Gateway) — model id glm-5.3; $1.2 input / $4 output per 1M tokens; provider documentation
- LLM Gateway (Runware) — model id runware/glm-5.3; $1.2 input / $4 output per 1M tokens; provider documentation
- Ofox — model id z-ai/glm-5.3; $1.26 input / $3.96 output per 1M tokens; provider documentation
- OrcaRouter — model id z-ai/glm-5.3; $1.26 input / $3.96 output per 1M tokens; provider documentation
- LLM Gateway (SCX.ai) — model id scx-ai-gp/glm-5.3; $1.3 input / $4 output per 1M tokens; provider documentation
- Requesty — model id glm-5.3; $1.2 input / $4.2 output per 1M tokens; provider documentation
- Requesty (EU) — model id glm-5.3@eu; $1.2 input / $4.2 output per 1M tokens; provider documentation
- Vivgrid — model id glm-5.3; $1.2 input / $4.2 output per 1M tokens; provider documentation
- CrossModel — model id z-ai/glm-5.3; $1.2 input / $4.4 output per 1M tokens; provider documentation
- Cortecs — model id glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Baseten — model id zai-org/GLM-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- ClinePass — model id cline-pass/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Cloudflare Workers AI — model id @cf/zai-org/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- DigitalOcean — model id glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Eden AI — model id zai/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- EmpirioLabs AI — model id glm-5-3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Fireworks AI — model id accounts/fireworks/models/glm-5p3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Friendli — model id zai-org/GLM-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Hugging Face — model id zai-org/GLM-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Kilo Gateway — model id z-ai/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- LLM Gateway (Baidu) — model id baidu/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- LLM Gateway (NovitaAI) — model id novita/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- LLM Gateway (Z AI) — model id zai/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- OpenCode Go — model id glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- OpenRouter — model id z-ai/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Together AI — model id zai-org/GLM-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- TokenGo — model id z-ai/glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Z.AI — model id glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Zhipu AI — model id glm-5.3; $1.4 input / $4.4 output per 1M tokens; provider documentation
- Neuralwatt — model id glm-5.3; $1.45 input / $4.5 output per 1M tokens; provider documentation
- Charm Hyper — model id glm-5.3; $1.52 input / $4.79 output per 1M tokens; provider documentation
- Venice AI — model id z-ai-glm-5-3; $1.75 input / $5.5 output per 1M tokens; provider documentation
- Arena (max) — model id glm-5.3; not published input / not published output per 1M tokens; provider documentation
- Ollama Cloud — model id glm-5.3; not published input / not published output per 1M tokens; provider documentation