GLM-5.3 is an AI model by Zhipu AI. View detailed benchmark scores, pricing data, and performance metrics on Serenities AI Models.
Specifications last checked against the provider on . Benchmark scores carry their own source, linked beside each number.
General Benchmarks
Artificial Analysis composite intelligence score across 10 sub-benchmarks
Artificial Analysis (via OpenRouter)Coding Benchmarks
Human preference ELO for building things — websites, UI, games, charts, SVG
Design Arena (via OpenRouter)Artificial Analysis composite coding score
Artificial Analysis (via OpenRouter)Human preference ELO for building a working web page from a brief
Design Arena (via OpenRouter)Reasoning Benchmarks
Artificial Analysis composite score for multi-step tool-using tasks
Artificial Analysis (via OpenRouter)Multi-turn service agent making tool calls under strict policy constraints
OpenRouter (measured)Cost Benchmarks
Cost per 1M cached input tokens — the price that actually applies to a long agent conversation
OpenRouter APIContext Benchmarks
Available from 48 providers
The same model costs different amounts depending on who serves it. You can bring your own key for 9 of these — connect it here.
| Provider | Input / 1M | Output / 1M | Cached in | Context | Your key |
|---|---|---|---|---|---|
| Kenari | $0 | $0 | — | 1.0M | — |
| NaN | $0 | $0 | — | 1.0M | — |
| SCNet Token Plan | $0 | $0 | $0 | 1.0M | — |
| TokenRouter | $0 | $0 | — | 1.0M | — |
| Volcengine Ark Coding Plan | $0 | $0 | $0 | 1.0M | — |
| Z.AI Coding Plan | $0 | $0 | $0 | 1.0M | — |
| Zhipu AI Coding Plan | $0 | $0 | $0 | 1.0M | — |
| CrofAI | $0.4 | $1.4 | $0.06 | 1.0M | — |
| Merge Gateway | $0.7 | $2.2 | $0.13 | 1.0M | — |
| ai& | $1 | $4 | $0.3 | 1.0M | — |
| NanoGPT | $1 | $3.2 | $0.2 | 1.0M | — |
| Cortecs | $1.114 | $3.899 | $0.279 | 1.0M | — |
| Vancine | $1.12 | $3.52 | $0.208 | 1.0M | — |
| AIHubMix | $1.1268 | $3.9438 | $0.2817 | 1.0M | — |
| CrossModel | $1.2 | $4.4 | $0.3 | 1.0M | — |
| Deep Infra | $1.2 | $4 | $0.12 | 1.0M | Supported |
| DevPass (LLM Gateway) | $1.2 | $4 | $0.2 | 1.0M | — |
| LLM Gateway | $1.2 | $4 | $0.2 | 1.0M | — |
| Requesty | $1.2 | $4.2 | $0.26 | 1.0M | — |
| Vivgrid | $1.2 | $4.2 | $0.26 | 1.0M | — |
| OrcaRouter | $1.26 | $3.96 | $0.234 | 1.0M | — |
| GreenPT | $1.27754 | $5.11016 | $0.319385 | 1.0M | — |
| 302.AI | $1.4 | $4.4 | — | 1.0M | — |
| Baseten | $1.4 | $4.4 | $0.14 | 1.0M | Supported |
| ClinePass | $1.4 | $4.4 | $0.26 | 1.0M | — |
| Cloudflare Workers AI | $1.4 | $4.4 | $0.26 | 1.3M | Supported |
| Eden AI | $1.4 | $4.4 | $0.26 | 1.0M | — |
| EmpirioLabs AI | $1.4 | $4.4 | $1.4 | 1.0M | — |
| Fireworks AI | $1.4 | $4.4 | $0.26 | 1.0M | Supported |
| Friendli | $1.4 | $4.4 | $0.26 | 1.0M | — |
| Hugging Face | $1.4 | $4.4 | — | 1.0M | Supported |
| Kilo Gateway | $1.4 | $4.4 | $0.26 | 1.0M | — |
| Ofox | $1.4 | $4.4 | $0.26 | 1.0M | — |
| OpenCode Go | $1.4 | $4.4 | $0.26 | 1.0M | — |
| OpenCode Zen | $1.4 | $4.4 | $0.26 | 1.0M | — |
| OpenRouter | $1.4 | $4.4 | $0.26 | 1.3M | Supported |
| Together AI | $1.4 | $4.4 | $0.26 | 1.0M | Supported |
| TokenGo | $1.4 | $4.4 | $0.26 | 1.0M | — |
| Vercel AI Gateway | $1.4 | $4.4 | $0.14 | 1.0M | Supported |
| Z.AI | $1.4 | $4.4 | $0.26 | 1.0M | — |
| Zhipu AI | $1.4 | $4.4 | $0.26 | 1.0M | Supported |
| Neuralwatt | $1.45 | $4.5 | $0.145 | 1.0M | — |
| Charm Hyper | $1.52432 | $4.79072 | $0.283088 | 1.0M | — |
| Bothub | $1.72 | $5.41 | — | 1.0M | — |
| Venice AI | $1.75 | $5.5 | $0.325 | 1.0M | — |
| Privatemode AI | $1.791 | $8.9436 | $0.1733 | 256K | — |
| AgentRouter | — | — | — | 1.0M | — |
| Ollama Cloud | — | — | — | 1.0M | — |
GLM-5.3 — Benchmark Scores Overview
Scores normalized to percentage scale for visual comparison. ELO scores mapped to 0-100 range (1100-1500).
Compare GLM-5.3 With
GLM-5.3 — Frequently Asked Questions
How much does GLM-5.3 cost?
GLM-5.3 costs $1.4 per 1M input tokens and $4.4 per 1M output tokens. This is mid-range pricing for its capability level.
What is the context window of GLM-5.3?
GLM-5.3 has a context window of 1.3M tokens. This determines how much text, conversation history, and code the model can process in a single request.
Who created GLM-5.3?
GLM-5.3 was created by Zhipu AI. It is classified as a open source model in our catalogue.
Is GLM-5.3 open source?
Yes, GLM-5.3 is an open-source model. The model weights are publicly available for download and self-hosting.