Z.aiPaidOperational

GLM 5

API model name: glm-5

GLM 5 is Z.ai's chat model, served on the Api.Airforce unified API. Capabilities include Tool calling. It is priced at $0.95 per million input tokens and $3.15 per million output tokens. That is below the provider's $1.00 official input rate. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.

Pricing

Input / 1M tokens
$0.95
Output / 1M tokens
$3.15
Cache read / 1M tokens
$0.095
Cache write / 1M tokens
$0.95
Official input rate
$1.00
Official output rate
$3.20

Api.Airforce price vs. the provider's official rate.

Specifications

Provider
Z.ai
Type
chat model

Capabilities

Tool calling

Benchmarks

Independent evaluations and measured speed from Artificial Analysis.

Measured atSame model, different reasoning effort.
GPQA Diamond67%
Humanity's Last Exam8%
τ²-bench97%
Terminal-Bench Hard39%
LCR44%
IFBench55%

GLM-5 (Non-reasoning)

Source: Benchmark data by Artificial Analysis (artificialanalysis.ai)

What is GLM 5 used for?

  • Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.
  • Agents & automation — function calling and tool use for multi-step workflows.

GLM 5 vs. similar models

ModelIntelligenceContextInput / 1MOutput / 1M
GLM 5——$0.95$3.15
GLM 4.5——$0.67$2.44
GLM 4.5v——$0.67$2.00
GLM 5.1——$1.54$4.85

Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.

Related models

GLM 5 — frequently asked questions

How much does GLM 5 cost?
GLM 5 is billed pay-as-you-go at $0.95 per 1M input tokens and $3.15 per 1M output tokens. There is no subscription — you only pay for what you use.
What can GLM 5 do?
GLM 5 supports Tool calling.
Is GLM 5 free to use?
GLM 5 is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use GLM 5 via the API?
GLM 5 is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID glm-5 with your Api.Airforce API key.
Who makes GLM 5?
GLM 5 is Z.ai's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.