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OpenKey

GLM 5V Turbo

Z.aiReleased Apr 1, 2026

GLM-5V-Turbo is Z.ai’s first native multimodal agent foundation model, built for vision-based coding and agent-driven tasks. It natively handles image, video, and text inputs, excels at long-horizon planning, complex coding,...

Try in playground
Context window
203K tokens
Max output
131K tokens
Input
image, text, video
Output
text
Tokenizer
Other
Released
Apr 1, 2026
Reasoning
optional

Pricing

Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.

Per 1M tokensProvider+ 3% feeYou pay
Input$1.20$0.036$1.24
Output$4.00$0.120$4.12
Cache read$0.240$0.0072$0.247

Benchmarks

Design Arena

CategoryEloWin rateRank
agenticgamedevagents112840.6%#9
agentichtmlslidesagents113441.7%#8
agenticslidesagents117151.6%#6
agenticslides(html)agents113741.8%#8
agenticslides(python-pptx)agents118353.9%#6
androidnativeagents126754.8%#3
Full-stackagents121354.5%#12
godotgamedevagents122153.6%#5
htmlslidesagents113541.7%#10
Mobile appsagents122052.1%#11
pptxslidesagents116452.1%#6
python-pptxslidesagents117251.9%#7
Web appsagents118746%#16
3Dmodels128855.1%#20
ASCII artmodels114342.6%#40
Codemodels127852.5%#23
Data vizmodels124649.5%#30
Game devmodels128754.6%#19
SVGmodels120551.2%#28
UI componentsmodels127152.1%#25
Websitesmodels127051%#24

Head-to-head preference voting. How we filter and rank

Supported parameters

  • include_reasoning
  • max_tokens
  • reasoning
  • response_format
  • temperature
  • tool_choice
  • tools
  • top_k
  • top_p

Call it

OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model z-ai/glm-5v-turbo.

Code sample language
curl https://api.openkey.ai/v1/chat/completions \
  -H "Authorization: Bearer $OPENKEY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "z-ai/glm-5v-turbo",
    "messages": [{"role": "user", "content": "Hello"}]
  }'
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://api.openkey.ai/v1",
    api_key=os.environ["OPENKEY_API_KEY"],
)

completion = client.chat.completions.create(
    model="z-ai/glm-5v-turbo",
    messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.openkey.ai/v1",
  apiKey: process.env.OPENKEY_API_KEY,
});

const completion = await client.chat.completions.create({
  model: "z-ai/glm-5v-turbo",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);

Questions

How much does GLM 5V Turbo cost via API?
Through OpenKey, GLM 5V Turbo costs $1.24 per 1M input tokens and $4.12 per 1M output tokens. That is the provider price ($1.20 / $4.00) plus a flat 3% fee — nothing else.
What is GLM 5V Turbo's context window?
GLM 5V Turbo accepts up to 203K tokens of context and returns up to 131K tokens per request.
Is GLM 5V Turbo OpenAI-compatible?
Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "z-ai/glm-5v-turbo" using any OpenAI SDK — only the base URL and API key change.
What inputs does GLM 5V Turbo support?
GLM 5V Turbo accepts image, text, video input and produces text output.

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