Z.AI
GLM-5.3-Flash
Native multimodal GLM model for efficient coding and long-horizon agent tasks
Model facts
- Context window
- 1M tokens
- Maximum output
- 131K tokens
- Cheapest paid input
- $0.015 per 1M tokens
- Cheapest paid output
- $0.05 per 1M tokens
- Open weights
- yes
- Providers
- 48
Capabilities and modalities
reasoning, tool calling, structured output, attachments, temperature control, open weights, text, image, video, pdf.
Local hardware estimate
At 4K context: Q4_K_M 197.6 GiB, Q8_0 347.3 GiB, F16 627.8 GiB working memory.
- Parameters
- 321.3 billion
- Architecture
- glm5next
- Model license
- mit
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 |
|---|---|---|---|---|
| default | 57.5 | 71.5 | not measured | 43.8 |
Observed price history
- 2026-08-26: $0.075 input / $0.25 output per 1M tokens
- 2026-08-27: $0.015 input / $0.05 output per 1M tokens
API providers
- Kenari — model id glm-5-3-flash; free input / free output per 1M tokens; provider documentation
- NaN — model id glm5.3-flash; free input / free output per 1M tokens; provider documentation
- Z.AI Coding Plan — model id glm-5.3-flash; free input / free output per 1M tokens; provider documentation
- Zhipu AI Coding Plan — model id glm-5.3-flash; free input / free output per 1M tokens; provider documentation
- Merge Gateway — model id zai/glm-5.3-flash; $0.015 input / $0.05 output per 1M tokens; provider documentation
- TokenGo — model id z-ai/glm-5.3-flash; $0.075 input / $0.025 output per 1M tokens; provider documentation
- Vancine — model id glm-5.3-flash; $0.06 input / $0.2 output per 1M tokens; provider documentation
- CrofAI — model id glm-5.3-flash; $0.07 input / $0.22 output per 1M tokens; provider documentation
- CrossModel — model id z-ai/glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- EmpirioLabs AI — model id glm-5-3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- NanoGPT — model id z-ai/glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- Ofox — model id z-ai/glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- OpenCode Go (2x usage) — model id glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- OpenRouter — model id z-ai/glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- OrcaRouter — model id z-ai/glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- Z.AI — model id glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- Zhipu AI — model id glm-5.3-flash; $0.075 input / $0.25 output per 1M tokens; provider documentation
- RunInfra — model id zai-org/GLM-5.3-Flash; $0.1 input / $0.4 output per 1M tokens; provider documentation
- AIHubMix — model id glm-5.3-flash; $0.113 input / $0.394 output per 1M tokens; provider documentation
- DevPass (LLM Gateway) — model id glm-5.3-flash; $0.13 input / $0.4 output per 1M tokens; provider documentation
- LLM Gateway — model id scx-ai-gp/glm-5.3-flash; $0.13 input / $0.4 output per 1M tokens; provider documentation
- Baseten — model id zai-org/GLM-5.3-Flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Cloudflare Workers AI — model id @cf/zai-org/glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Deep Infra — model id zai-org/GLM-5.3-Flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- DigitalOcean — model id glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Eden AI — model id zai/glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Fireworks AI — model id accounts/fireworks/models/glm-5p3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Hugging Face — model id zai-org/GLM-5.3-Flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Kilo Gateway — model id z-ai/glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- LLM Gateway — model id runware/glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- LLM Gateway — model id zai/glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Nebius Token Factory — model id zai-org/GLM-5.3-Flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- OpenRouter — model id z-ai/glm-5.3-flash:batch; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Synthetic — model id hf:zai-org/GLM-5.3-Flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Together AI — model id zai-org/GLM-5.3-Flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Venice AI — model id z-ai-glm-5-3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Vercel AI Gateway — model id zai/glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Vivgrid — model id glm-5.3-flash; $0.15 input / $0.5 output per 1M tokens; provider documentation
- Requesty — model id glm-5.3-flash; $0.2 input / $0.5 output per 1M tokens; provider documentation
- Requesty (EU) — model id glm-5.3-flash@eu; $0.2 input / $0.5 output per 1M tokens; provider documentation
- Cortecs — model id glm-5.3-flash; $0.201 input / $0.5 output per 1M tokens; provider documentation
- Charm Hyper — model id glm-5.3-flash; $0.163 input / $0.544 output per 1M tokens; provider documentation
- above.dev — model id glm-5.3-flash; $0.165 input / $0.55 output per 1M tokens; provider documentation
- Berget.AI — model id zai-org/GLM-5.3-Flash; $0.29 input / $0.58 output per 1M tokens; provider documentation
- Tinfoil — model id glm-5-3-flash; $0.4 input / $1.25 output per 1M tokens; provider documentation
- Modal — model id zai-org/GLM-5.3-Flash; $0.45 input / $1.5 output per 1M tokens; provider documentation
- Arena — model id anonymous-0825; not published input / not published output per 1M tokens; provider documentation
- Ollama Cloud — model id glm-5.3-flash; not published input / not published output per 1M tokens; provider documentation