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    Zhipu AI

    GLM-5.1

    Z.ai lists the GLM-5.1 release on April 7, 2026. This text-only coding and agent model has a 200K-token context and up to 128K output. Published weights use the MIT license, and the model remains listed in first-party API pricing alongside newer GLM releases.

    200K tokens
    Text only
    Pro
    Superseded
    Provider
    Zhipu AI
    Context
    200K
    Catalog · As of Aug 11, 2026Stale · 31d old
    yno subscription tier
    Pro
    Released
    Apr 7, 2026
    Speed
    Medium
    Reasoning
    Advanced
    Modality
    Text only

    Benchmarks

    Quality

    AA Intelligence Index
    26.4points
    Artificial Analysis · Date unknownAge unknown
    AA Coding Index
    55.8points
    Artificial Analysis · Date unknownAge unknown
    GPQA Diamond
    86.8%
    Artificial Analysis · Date unknownAge unknown

    Speed and latency

    Output speed
    88tokens/s
    Artificial Analysis · As of Aug 11, 2026Stale · 31d old

    API pricing

    API input cost
    $1.20/ 1M tokens
    Artificial Analysis · Date unknownAge unknown
    API output cost
    $4.40/ 1M tokens
    Artificial Analysis · Date unknownAge unknown

    Benchmark variant: GLM-5.1 (Reasoning)

    AA data retrieved Sep 11, 2026 · Artificial Analysis

    Indexes use points; evaluations use accuracy percentages. API measurements do not measure yno application performance. Methodology

    Capabilities

    • Code
    • Open Source
    • Reasoning
    • Self-hosting
    • Bilingual

    Use cases

    • Self-hosted coding AI
    • Cost-sensitive coding
    • Chinese market
    • Custom fine-tuning

    Strengths

    • MIT-licensed weights
    • 200K context
    • Up to 128K output
    • Hosted API availability

    Best for

    Teams maintaining GLM-5.1 coding agents or self-hosted deployments

    Use GLM-5.1 in yno.ai

    No credit card required

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    Frequently asked

    What is GLM-5.1?
    Z.ai lists the GLM-5.1 release on April 7, 2026. This text-only coding and agent model has a 200K-token context and up to 128K output. Published weights use the MIT license, and the model remains listed in first-party API pricing alongside newer GLM releases.
    How much does GLM-5.1 cost in yno.ai?
    GLM-5.1 is available on the Pro tier of yno.ai.
    What can GLM-5.1 do?
    GLM-5.1 is best for Teams maintaining GLM-5.1 coding agents or self-hosted deployments. Its main capabilities include Code, Open Source, Reasoning, Self-hosting, Bilingual.
    How does GLM-5.1 compare to other models?
    GLM-5.1 excels at MIT-licensed weights and is recommended for Self-hosted coding AI, Cost-sensitive coding, Chinese market, Custom fine-tuning. See related models below.
    How do I use GLM-5.1 in yno.ai?
    Sign up for yno.ai, select GLM-5.1 from the model picker, and start chatting.