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Z.ai mit Released Apr 7, 2026 Updated

GLM-5.1

ToolsGuide Scores, rankings, test results and price.

Model summary

  • Text #62 / 416

    450 / 1,000

    ToolsGuide Score· votes 470, tests 430

  • Coding #68 / 147

    335 / 1,000

    ToolsGuide Score· votes 365, tests 316

  • Price per 1M tokens

    In $1.05· Out $3.50

    $1.05

    Input · median text model $0.43

Summary

GLM-5.1 is Z.ai's model, released Apr 7, 2026. It's ranked in 2 categories and does best at text: #62 of 416, with a ToolsGuide Score of 450 against a median of 235.

It also ranks #68 of 147 for coding (335).

It costs $1.05 per million input tokens and $3.50 per million output tokens, about 2.4× the median text model ($0.43).

It has published results on 18 tests.

Specifications

Creator
Z.ai
Licence
mit
Released
Apr 7, 2026
Context window
203K tokens
Input price
$1.05 / 1M
Output price
$3.50 / 1M
Tests reported
18
Settings ranked
glm-5.1, GLM-5.1

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-5.1 sits among the top 20 in each category.

Text

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

Full text leaderboard →

Coding

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

Full coding 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-5.1 · hover a bar for its rank

Coding

GLM-5.1 · hover a bar for its rank

Test results

Every test GLM-5.1 has a published result on, out of 100%, with its rank among the models that took it.

  • GPQA

    #61 / 256

    Graduate-level science questions written to be hard to look up.

    86.2%

    Self-reported

  • Humanity's Last Exam

    #19 / 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

    52.3%

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

  • BrowseComp

    #21 / 68

    Finding hard-to-locate facts by browsing the web.

    79.3%

    Self-reported · In the agents score

  • SWE-Bench Pro

    #26 / 61

    Harder, longer software engineering tasks from real codebases.

    58.4%

    Self-reported · In the coding score

  • Terminal-Bench 2.0

    #11 / 54

    Getting real work done in a command-line terminal.

    69.0%

    Self-reported

  • Toolathlon

    #34 / 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.

    40.7%

    Self-reported · In the agents score

  • LiveBench

    #29 / 38

    LiveBench is a challenging, contamination-limited LLM benchmark that addresses test set contamination by releasing new questions monthly based on recently-released datasets, arXiv papers, news articles, and IMDb movie synopses. It comprises tasks across math, coding, reasoning, language, instruction following, and data analysis with verifiable, objective ground-truth answers.

    70.2%

    Self-reported · In the text score

  • MCP Atlas

    #22 / 38

    MCP Atlas is a benchmark for evaluating AI models on scaled tool use capabilities, measuring how well models can coordinate and utilize multiple tools across complex multi-step tasks.

    71.8%

    Self-reported

  • HMMT 2025

    #10 / 33

    Harvard-MIT Mathematics Tournament 2025 - A prestigious student-organized mathematics competition for high school students featuring two tournaments (November 2025 at MIT and February 2026 at Harvard) with individual tests, team rounds, and guts rounds

    94.0%

    Self-reported

  • Finance Agent v2

    #14 / 28

    Finance Agent v2 is an agentic financial-analysis benchmark from Vals that evaluates models on real-world finance workflows, measuring their ability to retrieve and reason over financial documents, perform multi-step calculations, and produce accurate analyses.

    44.8%

    Self-reported

  • AIME 2026

    #6 / 26

    All 30 problems from the 2026 American Invitational Mathematics Examination (AIME I and AIME II), testing olympiad-level mathematical reasoning with integer answers from 000-999. Used as an AI benchmark to evaluate large language models' ability to solve complex mathematical problems requiring multi-step logical deductions and structured symbolic reasoning.

    95.3%

    Self-reported

  • NL2Repo

    #18 / 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.

    42.7%

    Self-reported · In the coding score

  • IMO-AnswerBench

    #12 / 22

    IMO-AnswerBench is a benchmark for evaluating mathematical reasoning capabilities on International Mathematical Olympiad (IMO) problems, focusing on answer generation and verification.

    83.8%

    Self-reported

  • CyberGym

    #19 / 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.

    68.7%

    Self-reported

  • FrontierSWE

    #12 / 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.

    31.0%

    Self-reported

  • HMMT Feb 26

    #13 / 13

    HMMT February 2026 is a math competition benchmark based on problems from the Harvard-MIT Mathematics Tournament, testing advanced mathematical problem-solving and reasoning.

    82.6%

    Self-reported

  • TAU3-Bench

    #3 / 8

    TAU3-Bench is a benchmark for evaluating general-purpose agent capabilities, testing models on multi-turn interactions with simulated user models, retrieval, and complex decision-making scenarios.

    70.6%

    Self-reported

  • Vending-Bench 2

    #2 / 4

    Vending-Bench 2 tests longer horizon planning capabilities by evaluating how well AI models can manage a simulated vending machine business over extended periods. The benchmark measures a model's ability to maintain consistent tool usage and decision-making for a full simulated year of operation, driving higher returns without drifting off task.

    563441.0%

    Self-reported