modelgrep

Best Z.ai Models for Agents

Quick answer · Updated June 2026

GLM 5 Turbo is the best Z.ai model for agents, scoring 66.1 on the Artificial Analysis Agentic Index for tool use and multi-step task completion. GLM 5.1 (66.0) and GLM 5 (60.3) round out the top three.

66.1Agentic
46.8Intelligence
29 t/sSpeed
$1.20Input /M
262KContext

AI models ranked by the Artificial Analysis Agentic Index — measuring multi-step tool use, planning and task completion (including Tau²-Bench). The best models for building autonomous agents and agentic workflows.

  1. 1Z
    glm-5-turbo
    ReasoningToolsJSON46.8 intel · $1.20/M · 29 t/s
    66.1
    Agentic
  2. 2Z
    glm-5.1
    ReasoningToolsJSON43.8 intel · $0.980/M · 84 t/s
    66.0
    Agentic
  3. 3Z
    glm-5
    ReasoningToolsJSON40.6 intel · $0.600/M · 108 t/s
    60.3
    Agentic
  4. 4Z
    glm-4.7
    ReasoningToolsJSON42.1 intel · $0.400/M · 452 t/s
    55.0
    Agentic
  5. 5Z
    glm-4.7-flash
    ReasoningToolsJSON30.1 intel · $0.060/M · 35 t/s
    46.0
    Agentic
  6. 6Z
    glm-4.6
    ReasoningToolsJSON30.2 intel · $0.430/M · 37 t/s
    42.9
    Agentic
  7. 7Z
    glm-4.5-air
    ReasoningToolsJSON23.2 intel · $0.125/M · 59 t/s
    21.0
    Agentic
  8. 8Z
    glm-4.6v
    ReasoningToolsJSON+123.4 intel · $0.300/M · 60 t/s
    17.5
    Agentic
  9. 9Z
    glm-4.5
    ReasoningToolsJSON26.4 intel · $0.600/M · 42 t/s
    16.2
    Agentic
  10. 10Z
    glm-4.5v
    ReasoningToolsJSON+115.1 intel · $0.600/M · 19 t/s
    10.9
    Agentic

Frequently asked

What is the best Z.ai model for agents?

GLM 5 Turbo is the best Z.ai model for agents, scoring 66.1 on the Artificial Analysis Agentic Index for tool use and multi-step task completion. GLM 5.1 (66.0) and GLM 5 (60.3) round out the top three.

What's a good alternative to GLM 5 Turbo?

GLM 5.1 (66.0) is the closest alternative on this metric, followed by GLM 5 (60.3). See the full ranking above for the tradeoffs.

How many Z.ai models are there?

modelgrep tracks 10 Z.ai models with live benchmarks, speed, latency and per-provider pricing, led on intelligence by GLM 5 Turbo. 10 of them qualify for this ranking.

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