---
title: "GLM-5.3-Flash API pricing: ⁨$0.15⁩ in, ⁨$0.50⁩ out · DotsAgent"
description: "GLM-5.3-Flash by Z.ai (Zhipu): price per million input, cached and output tokens, context window, agent features and what a real agent task costs on it."
url: https://dotsagent.io/models/glm-5-3-flash
---

[Z.ai (Zhipu)](https://dotsagent.io/providers/zhipu)

· Small and fast

# GLM-5.3-Flash API pricing and specs

Z.ai's small, low-cost GLM model.

Input

$0.15

Cached input

$0.030

Output

$0.50

US dollars per million tokens, standard tier, short-prompt rate

The launch discount ended on 9 September 2026. A faster FlashX variant costs $0.37 input and $1.25 output per million.

## Spec sheet

- **API model string**: `glm-5.3-flash`
- **Provider**: [Z.ai (Zhipu)](https://dotsagent.io/providers/zhipu)
- **Context**: 1M tokens
- **Max output**: —
- **Released**: —
- **Batch API**: No batch discount listed
- **Documented agent features**: The vendor's page lists none for this model.

## What a task costs

Four reference workloads priced at this model's list rates, with caching applied after the first call. Your numbers will differ; the calculator lets you change every assumption.

| Workload | Per task | Per 1,000 tasks |
| --- | --- | --- |
| Support bot 4 calls, short tool lookups | $0.004 | $4 |
| Coding agent 30 calls, files and test output | $0.182 | $182 |
| Browser agent 25 calls, screenshots and page text | $0.115 | $115 |
| Research agent 15 calls, long search results | $0.101 | $101 |

[Change the assumptions](https://dotsagent.io/cost#model=glm-5-3-flash)

## Other Z.ai (Zhipu) models

- [GLM-5.3](https://dotsagent.io/models/glm-5-3): $1.40 / $4.40

## Similar cost elsewhere

Models from other providers whose cost on the 30-step coding workload is closest to this one.

- [DeepSeek-V4.1-Flash](https://dotsagent.io/models/deepseek-v4-1-flash): $0.218 per coding task

- [Qwen3.7-Flash](https://dotsagent.io/models/qwen3-7-flash): $0.101 per coding task

- [Gemini 3.5 Flash-Lite](https://dotsagent.io/models/gemini-3-5-flash-lite): $0.333 per coding task

- [GPT-6 Luna](https://dotsagent.io/models/gpt-6-luna): $0.099 per coding task

## Sources

1. [docs.z.ai](https://docs.z.ai/guides/overview/pricing)/guides/overview/pricing
2. [docs.z.ai](https://docs.z.ai/guides/overview/overview)/guides/overview/overview

Independent reference for people who build AI agents. Not affiliated with any vendor named here.

© 2026 DotsAgent · Facts checked October 1, 2026