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Z.ai · Model

GLM 5 Turbo pricing, context window and specs

GLM 5 Turbo costs $1.20 per million input tokens and $4 per million output tokens, and reads up to 202,752 tokens per request. By blended price it is number 4 of Z.ai’s 7 current models here, counting from the cheapest.

Input / 1M
$1.20
Output / 1M
$4
Cached / 1M
$0.24
Context
202,752
Max output
131,072
Released
2026-03-15

Estimate your cost with GLM 5 TurboCompare all Z.ai modelsCount tokens for GLM 5 Turbo

Pricing

GLM 5 Turbo API pricing

Price per 1M tokensInputOutput
Standard$1.20$4
Cached input (read)$0.24–

Output costs 3.3× the input price, so long replies drive the bill more than long prompts. If your requests share a long fixed prefix, such as a system prompt or tool definitions, caching cuts that part to 20% of the normal input price.

Examples

What GLM 5 Turbo costs in practice

WorkloadTokens in / outRequests/dayPer requestPer month
Support chatbot50% cached1,500 / 4001,000$0.00268$81.52
RAG app20% cached6,000 / 500500$0.00805$122.40
Coding agent80% cached40,000 / 2,000200$0.0253$153.79
Document summariser8,000 / 600300$0.012$109.50

Change any number in the cost calculator.

Context

Context window

GLM 5 Turbo accepts up to 202,752 tokens per request, roughly 152,064 English words or 304 pages. That budget is shared between your prompt and the reply, and a single reply is capped at 131,072 tokens.

Filling the whole window with one prompt costs about $0.24 at list price, so for repeated long-document work, retrieval (sending only the relevant parts) or prompt caching is usually much cheaper.

Check whether your text fits GLM 5 Turbo’s window.

Features

Capabilities

Image input
No
Tool / function calling
Yes
Reasoning mode
Yes
Prompt caching
Yes
Structured output
Yes
Open weights
No
Accepts
text
Knowledge cutoff
Not published

As declared by the provider’s API. It shows a feature exists, not how well it works.

API

GLM 5 Turbo model ID

OpenRouter
z-ai/glm-5-turbo

Use the OpenRouter ID when calling it through OpenRouter; Z.ai’s own API may name it differently. See the model ID reference for the providers we document.

Z.ai

Where GLM 5 Turbo sits in Z.ai’s line-up

Ranked by blended price (three parts input to one part output, $1.90 per 1M for GLM 5 Turbo), it is number 4 of Z.ai’s 7 current models here, counting from the cheapest. One step down, GLM 5.3 FlashX costs $0.59 blended (69% less). Unlike GLM 5 Turbo, it accepts images and video and reads up to 1,048,576 tokens (202,752 here). One step up, GLM 5V Turbo costs $1.90, the same. Unlike GLM 5 Turbo, it accepts images and video. See every Z.ai model and price

ModelInput / 1MOutput / 1MContextReleased
GLM 5.3 Flash$0.15$0.501,048,5752026-08-26
GLM 4.6V$0.30$0.90131,0722025-12-08
GLM 5.3 FlashX$0.37$1.251,048,5762026-09-18
GLM 5 Turbo (this page)$1.20$4202,7522026-03-15
GLM 5V Turbo$1.20$4202,7522026-04-01
GLM 5.3$1.40$4.401,048,5762026-08-18
GLM 5.3 Prime$2.80$8.801,000,0002026-09-23

Z.ai’s current models with a page here, cheapest first. Older and superseded models are listed on the provider page and in the comparison table.

Save

Cheaper alternatives

Current models from major providers, one per provider, that keep tool calling, a reasoning mode, a usable context window and output limit. Compared by blended price.

Compare

Similarly priced models

Current models from other major providers, closest blended price.

FAQ

GLM 5 Turbo questions

How much does GLM 5 Turbo cost?

GLM 5 Turbo costs $1.20 per million input tokens and $4 per million output tokens, with cached input at $0.24. A typical chatbot reply (1,500 tokens in, 400 out) costs about $0.0034. Use the LLM cost calculator for your own workload.

What is GLM 5 Turbo’s context window?

202,752 tokens, about 152,064 English words or 304 printed pages, shared between your prompt and the reply. A single reply can be up to 131,072 tokens.

Does GLM 5 Turbo support prompt caching and batch requests?

Yes, cached input is billed at $0.24 per million tokens (20% of the normal input price). No batch price is published for it.

What are cheaper alternatives to GLM 5 Turbo?

With the same essentials (tool calling), the cheapest options are GPT-6 Luna (89% cheaper), Claude Haiku 5.5 (89% cheaper), Qwen3.8 Omni Flash (88% cheaper). Cheaper doesn’t mean equivalent, so test them on your own prompts.

What is the API model ID for GLM 5 Turbo?

On OpenRouter it is z-ai/glm-5-turbo. Z.ai’s own API may use a different name, so check its model list before you deploy. Pass the ID as the model value in each request.

Is GLM 5 Turbo open source?

No, GLM 5 Turbo is only available through Z.ai’s API and partners; its weights aren’t published.

Updated

Sources: OpenRouter models API and LiteLLM model prices and context windows, checked daily; open-weight prices are typical hosted prices. Confirm critical numbers on Z.ai’s pricing page. See our methodology.