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    LLM API / AI Coding Plans
    Freemium
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    Z.ai

    LLM API / AI Coding Plans

    Z.ai (Zhipu) provides the GLM model family via API and chat, plus GLM Coding Plan subscriptions for agentic coding in Claude Code, Cline, OpenCode, ZCode, and similar tools. Flagship models in August 2026 include GLM-5.3 and GLM-5.3-Flash.

    Alternatives & similar tools

    Related picks from editorial notes.

    Also mentioned

    • DeepSeek (API)
    • Together AI (open-model hosting)
    • OpenAI / Anthropic (frontier closed APIs)
    • Fireworks / Groq (inference hosts)

    Features & details

    Full overview from our catalog (read-only reference).

    Category (short)
    LLM API / AI Coding Plans
    Category
    LLM API / AI Coding Plans
    Pricing (CSV)
    Free Trial
    Directory pricing
    Freemium
    Sponsored note
    no
    Target audience
    Builders who want competitive GLM pricing for coding/agents and open-weight-leaning stacks. Not ideal for: teams that require US-only vendors or fully on-prem without self-hosting weights separately.
    Best for
    Builders who want competitive GLM pricing for coding/agents and open-weight-leaning stacks. Not ideal for: teams that require US-only vendors or fully on-prem without self-hosting weights separately.
    Pricing notes
    Verified August 2026 at https://docs.z.ai/guides/overview/pricing and https://docs.z.ai/devpack/overview (also https://z.ai/subscribe). API (per 1M tokens): GLM-5.3 $1.4 in / $0.26 cached in / $4.4 out; GLM-5.3-Flash list $0.15/$0.03/$0.50 with 50% promo to $0.075/$0.015/$0.25 until Sep 9, 2026 24:00 UTC+8; several Flash models listed Free. Web Search tool $0.01/use. GLM Coding Plan: Lite $18/mo, Pro $80/mo, Max $168/mo (yearly ~30% off → about $12.6 / $56 / $117.6 effective); credits Lite 2,000/5h + 10,000/wk, Pro 12,000/5h + 60,000/wk, Max 28,000/5h + 140,000/wk; off-peak (outside Mon–Fri 14:00–18:00 UTC+8) at 50% credit rate. International vs China domestic pricing can differ.

    Pros & cons

    Editorial notes to help compare fit before opening the vendor site.

    Pros

    • Aggressive GLM-5.3 API and Coding Plan economics
    • Works inside popular coding agents/IDEs
    • Clear cached-input and off-peak savings
    • Broad modality APIs beyond text

    Cons

    • Vendor and data-residency diligence needed for some enterprises
    • Credit windows (5h + weekly) need planning
    • Promo Flash discounts expire on stated dates
    • Name collision risk with unrelated "Z AI" products

    Review notes

    Context from the listing review and editorial research.

    NEW tool. Brand is Z.ai / Zhipu GLM. DISAMBIGUATION: not random "Z AI" Chrome extensions or unrelated Z-named startups. Coding Plan prices re-confirmed on docs Aug 2026; some older blogs still show Pro $72 / Max $160 — prefer docs.z.ai figures.

    Extended features

    In-depth description and capability notes.

    GLM text, vision, image, video, and audio model APIs GLM Coding Plan for IDE/agent harnesses with credit windows Anthropic-compatible / OpenAI-compatible style endpoints for tooling Web Search and other built-in tools (priced per use on API) ZCode harness for GLM-5.3 Cached-input pricing and off-peak Coding Plan credit discounts Free Flash-tier models on the API rate card Team/coding plan docs for weekly and 5-hour quotas

    Use cases

    Developers call GLM models for apps and agents at per-token rates, or buy a Coding Plan to run high-volume coding agents in familiar CLIs without managing raw token burn as carefully.