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Z.ai glm_5_3 Released Aug 14, 2026 Updated

GLM-5.3

ToolsGuide Scores, rankings, test results and price.

Model summary

  • Text #38 / 416

    521 / 1,000

    ToolsGuide Score· votes only

  • Coding #18 / 147

    489 / 1,000

    ToolsGuide Score· votes 468, tests 503

  • Agents #9 / 53

    538 / 1,000

    ToolsGuide Score· votes 474, tests 567

  • Price per 1M tokens

    In $1.20· Out $4.00

    $1.20

    Input · median text model $0.43

Summary

GLM-5.3 is Z.ai's model, released Aug 14, 2026. It's ranked in 3 categories and does best at text: #38 of 416, with a ToolsGuide Score of 521 against a median of 235.

It also ranks #18 of 147 for coding (489), #9 of 53 for agents (538).

Its text score uses votes only, because it has published fewer than two of the tests used for that category.

It costs $1.20 per million input tokens and $4.00 per million output tokens, about 2.8× the median text model ($0.43).

It has published results on 17 tests.

Specifications

Creator
Z.ai
Licence
glm_5_3
Released
Aug 14, 2026
Context window
1M tokens
Input price
$1.20 / 1M
Output price
$4.00 / 1M
Tests reported
17
Settings ranked
glm-5.3-max, GLM-5.3 (Max)

Model comparison

Against the ten best text models.

Text score

ToolsGuide Score out of 1,000 · Higher is better

Coding score

ToolsGuide Score out of 1,000 · Higher is better

Input price

USD per 1M input tokens · Lower is better

Leaderboards

Where GLM-5.3 sits among the top 20 in each category.

Text

#38 of 416 · ToolsGuide Score out of 1,000, where 1,000 is a flawless model

Full text leaderboard →

Coding

#18 of 147 · ToolsGuide Score out of 1,000, where 1,000 is a flawless model

Full coding leaderboard →

Agents

#9 of 53 · ToolsGuide Score out of 1,000, where 1,000 is a flawless model

Full agents leaderboard →

By task

Scored from votes on each kind of prompt alone, on the same 1,000-point scale.

Score against price

Text · the 10 priced models ranked closest · up and to the left is better value

Against its nearest rivals

Text prompts by kind · ToolsGuide Score from votes · hover for values

Text

glm-5.3-max · hover a bar for its rank

Coding

GLM-5.3 (Max) · hover a bar for its rank

Test results

Every test GLM-5.3 has a published result on, out of 100%, with its rank among the models that took it.

  • Humanity's Last Exam

    #5 / 108

    Humanity's Last Exam (HLE) is a multi-modal academic benchmark with 2,500 questions across mathematics, humanities, and natural sciences, designed to test LLM capabilities at the frontier of human knowledge with unambiguous, verifiable solutions

    62.5%

    Self-reported · In the text score· In the vision score

  • DeepSWE 1.1

    #27 / 50

    DeepSWE 1.1 evaluates software engineering agents using the mini-swe-agent harness.

    66.9%

    Self-reported · In the coding score

  • Terminal-Bench 2.1

    #7 / 46

    Terminal-Bench 2.1 is an updated release of the Terminal-Bench benchmark that tests AI agents' ability to operate a computer via the terminal. It evaluates how well models handle real-world, end-to-end tasks autonomously, including compiling code, training models, setting up servers, system administration, data science workflows, and security tasks.

    88.2%

    Self-reported

  • Toolathlon

    #8 / 42

    Tool Decathlon is a comprehensive benchmark for evaluating AI agents' ability to use multiple tools across diverse task categories. It measures proficiency in tool selection, sequencing, and execution across ten different tool-use scenarios.

    73.0%

    Self-reported · In the agents score

  • Terminal-Bench 4.0

    #12 / 28

    Terminal-Bench 4.0 evaluates AI agents on real-world work in terminal and command-line containerized environments across 66 tasks, with emphasis on science-adjacent and frontier engineering problems. Relative to earlier Terminal-Bench releases, 4.0 increases timeouts and adaptively raises RAM/CPU on selected tasks to reduce harness and resource confounds.

    41.8%

    Self-reported · In the coding score· In the agents score

  • NL2Repo

    #6 / 25

    NL2Repo evaluates long-horizon coding capabilities including repository-level understanding, where models must generate or modify code across entire repositories from natural language specifications.

    58.0%

    Self-reported · In the coding score

  • Agents' Last Exam

    #17 / 24

    Agents' Last Exam is a challenging benchmark for AI agents on hard, long-horizon tasks that test sustained reasoning, planning, and tool use, reported with and without tool access.

    28.5%

    Self-reported · In the agents score

  • AutomationBench

    #7 / 24

    AutomationBench is a tool-use benchmark that evaluates AI agents on automating real-world workflows, testing their ability to orchestrate tools and complete multi-step automation tasks.

    48.2%

    Self-reported · In the agents score

  • CyberGym

    #5 / 21

    CyberGym is a benchmark for evaluating AI agents on cybersecurity tasks, testing their ability to identify vulnerabilities, perform security analysis, and complete security-related challenges in a controlled environment.

    84.5%

    Self-reported

  • Program Bench

    #17 / 18

    Program Bench evaluates code-generation agents by asking them to recreate a program's behavior from only a compiled binary and documentation. It spans 200 tasks from small CLI tools to large systems such as FFmpeg and SQLite, with submissions judged against more than 248,000 fuzz-generated behavioral tests.

    19.0%

    Self-reported · In the coding score

  • FrontierSWE

    #3 / 16

    FrontierSWE measures whether an agent can complete open-ended technical projects at the scale of hours to tens of hours, spanning systems optimization, large-scale code construction, and applied ML research. Performance is reported as a dominance score, where higher is better.

    78.1%

    Self-reported

  • GDPval-AA

    #3 / 14

    GDPval-AA evaluates AI agents on economically valuable professional knowledge-work tasks and reports performance as an Elo score.

    59.0%

    Self-reported

  • SWE-Marathon

    #6 / 10

    SWE-Marathon is an ultra-long-horizon software engineering benchmark covering tasks such as building compilers, optimizing kernels, and developing production-grade services. It measures whether agents can sustain quality across extremely long engineering trajectories.

    42.5%

    Self-reported

  • PostTrainBench

    #2 / 9

    PostTrainBench evaluates a model's ability to autonomously post-train base models. Given pretrain-only base models, the agent must complete the full pipeline of data synthesis, training, evaluation, and iteration within a time budget, scored across downstream benchmarks such as AIME2025, BFCL, GPQA Main, GSM8K, and HumanEval.

    39.8%

    Self-reported

  • ExploitBench

    #4 / 8

    ExploitBench is a cybersecurity benchmark that evaluates a model's ability to discover and exploit software vulnerabilities, reported as the fraction of challenges where the model captures the target (Cap%).

    54.4%

    Self-reported

  • ExploitGym

    #6 / 8

    ExploitGym is a large-scale, realistic benchmark built from real-world vulnerabilities across userspace programs, Google's V8 engine, and the Linux kernel. Given a vulnerability and a proof-of-vulnerability input, agents must craft a working end-to-end exploit that achieves unauthorized code execution.

    15.0%

    Self-reported

  • Terminal-Bench 3.0

    #2 / 4

    Terminal-Bench 3.0 is a release of the Terminal-Bench benchmark that tests AI agents' ability to operate a computer via the terminal on real-world, end-to-end tasks.

    28.3%

    Self-reported