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Z.ai · Open weights

GLM 5 Turbo

Added Mar 15, 2026Open weights

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Use in the app

Fast GLM 5 Turbo variant from Z-AI for general chat, coding, and tool use.

  • Tools
  • Structured output
Input
Text
Output
Text
Discovery tier
Open weights

Pricing

USD per 1M tokens
Input
$1.20
Output
$4.00
Cache read
$0.24

Reference prices as published by the model provider. API example

Specifications

Context window
202.8K
Max output
131.1K
Average output (7 days)
557 tokens
Longer than 52% of 465 models

Side by side

GLM 5 Turbo compared

Specifications, prices, speed and benchmark scores next to each other. Benchmarks below show every compared model too.

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GLM 5 TurboZ.aiThis modelSolar Pro 4upstageRemove
ProviderZ.aiupstage
Discovery tierOpen weightsEfficient
AddedMar 15, 2026Aug 11, 2026
Limits
Context window202.8K524.29KBest
Max output131.07K131.07K
Average output557 tokens546 tokens
Pricing, USD per 1M tokens
Input$1.20$0.03Best
Output$4.00$0.12Best
Cache read$0.24$0.006Best
Performance
Throughput—101.4 tok/s
Time to first token—3.1 s
Request success (24h)100.0%Best99.9%
Benchmark indexes
Intelligence Index26.626.6
Capabilities
ToolsYesYes
Structured outputYesYes
Reasoning effort——

Public evaluations

Benchmarks

Independent evaluation results, with how each score ranks among the models in the Noumen catalog.

  • GLM 5 Turbo
  • Solar Pro 4

Intelligence Index

  • GLM 5 Turbo26.6
  • Solar Pro 426.6

GLM 5 Turbo: Better than 67% of 326 scored models

3.8Catalog models by score55.1

Agentic work

  • AutomationBench-AA

    Workflow automation, penalized for guardrail violations

    • GLM 5 Turbo: —
    • Solar Pro 4: 13.6%

  • AutomationBench-AA tasks completed

    Workflows finished end to end without a guardrail violation

    • GLM 5 Turbo: —
    • Solar Pro 4: 2.4%

  • AA-Briefcasev1.1

    Agentic knowledge work, rated head to head

    • GLM 5 Turbo: —
    • Solar Pro 4: 1,093 Elo

  • GDPval-AAv2.1

    Economically valuable occupational tasks, rated head to head

    • GLM 5 Turbo: —
    • Solar Pro 4: 1,106 Elo

Document reasoning

  • GDP.pdf

    Professional reasoning over PDF documents, all-pass rate

    • GLM 5 Turbo: —
    • Solar Pro 4: 7.0%

  • AA-LCRv1.1

    Reasoning across long documents

    • GLM 5 Turbo: 71.7%Top
    • Solar Pro 4: 70.7%

Reasoning and knowledge

  • Humanity’s Last Exam

    Expert-level questions across academic fields

    • GLM 5 Turbo: 27.8%
    • Solar Pro 4: 29.8%Top

  • GPQA Diamond

    Graduate-level science questions

    • GLM 5 Turbo: 84.7%
    • Solar Pro 4: 89.1%Top

  • IFBench

    Following precise output instructions

    • GLM 5 Turbo: 73.2%
    • Solar Pro 4: —

Coding

  • Terminal-Benchv4.0

    Practical software engineering in a terminal

    • GLM 5 Turbo: —
    • Solar Pro 4: 0.0%

  • SciCode

    Scientific computing in Python

    • GLM 5 Turbo: —
    • Solar Pro 4: 48.0%

Legacy evaluations

  • Terminal-Bench Hard

    Earlier terminal task suite

    • GLM 5 Turbo: 33.3%
    • Solar Pro 4: —

  • τ²-Bench Telecom

    Tool use in a customer-support simulation

    • GLM 5 Turbo: 98.5%
    • Solar Pro 4: —

  • AA-LCR (unversioned)

    Long-context reasoning, earlier grading

    • GLM 5 Turbo: 71.7%Top
    • Solar Pro 4: 70.7%

Scores from Artificial Analysis, updated Oct 26, 2026. Artificial Analysis

Live routing data

Performance and reliability

Recent averages across requests routed for this model. Your own speed depends on prompt length, reasoning effort and load.

Prompt cache hits
31.9%
About $0.89 per 1M input tokens with caching
Request success (24h)
100.0%
Reliable

Cache hits are the share of input tokens recently served from a prompt cache across all requests. They are not a forecast of your own hit rate.

Hourly request success · last 72 hoursLowest hour 37.5%
  • Healthy (98% or more)
  • Degraded (90–98%)
  • Down (under 90%)
  • No requests

Developers

Use it through the API

Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.

Read the quickstart
curl https://www.noumen.xyz/api/v1/chat/completions \
  -H "Authorization: Bearer $NOUMEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "z-ai/glm-5-turbo",
    "messages": [{ "role": "user", "content": "Explain this stack trace." }]
  }'
import os
from openai import OpenAI

client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
    model="z-ai/glm-5-turbo",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

Z.ai

Other Z.ai models, starting with the same family.