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Z.ai Promo Codes & Deals on GLM Coding Plans and API

Z.ai is the AI platform behind the GLM models, offering a chat assistant, a pay-as-you-go API and GLM Coding Plans that work with Claude Code, Codex, Cline and other agent tools. Coding Plans start at $18 a month, off-peak usage costs 50% of the standard credit rate, and GLM-4.7-Flash, GLM-4.5-Flash and GLM-4.6V-Flash are free on the API.

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Latest Z.ai Discounts on GLM-5.3, Flash Models and Coding Credits

28,000

Credits Deal

Deal

Pro and Max GLM Coding Plans With Up to 28,000 Credits per 5 Hours at Z.ai

The Pro plan includes 12,000 credits per 5 hours and 60,000 a week. Max includes 28,000 per 5 hours and 140,000 a week. Both work with Claude Code, Codex, OpenCode, Cline, ZCode and 20+ agent tools.

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End Date: Ongoing

81%

OFF Deal

Deal

Save 81% on Cached Input for GLM 5.3 on Z.ai

Cached input on GLM-5.3 costs $0.26 per 1M tokens instead of $1.40 for standard input, about 81% less. GLM-5 cached input is $0.20 instead of $1.00.

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End Date: Ongoing

$0.15

From Deal

Deal

GLM 5.3 Flash API From $0.15 per Million Input Tokens by Z.ai

GLM-5.3-Flash costs $0.15 per 1M input tokens, $0.03 cached and $0.50 output. GLM-5.3-FlashX costs $0.37 input and $1.25 output per 1M tokens.

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End Date: Ongoing

Free

Storage Deal

Deal

Limited Time Free Cached Input Storage at Z.ai

For a limited time, cached input storage is free on every paid GLM text and vision model listed on the Z.ai API pricing page. No end date is given.

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End Date: Limited Time

Free

Models Deal

Deal

Free GLM Flash Models on the Z.ai API

GLM-4.7-Flash, GLM-4.5-Flash and GLM-4.6V-Flash are free on the Z.ai API for input, cached input, cached storage and output tokens.

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End Date: Ongoing

50%

OFF Deal

Deal

Half Price Credits Off Peak on Every Z.ai Coding Plan

Outside peak hours (Monday to Friday, 14:00-18:00 UTC+8), model usage on GLM Coding Plans costs 50% of the standard credit rate. Z.ai says making full use of off-peak usage can save up to 92% compared with pay-as-you-go GLM-5.3 API calls.

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End Date: Ongoing

$18

From Deal

Deal

Z.ai GLM Coding Plan From $18 a Month

GLM Coding Plans start at $18 a month with the Lite tier, which includes 2,000 credits per 5 hours and 10,000 credits a week. All plans include GLM-5.3 and GLM-5.3-Flash.

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End Date: Ongoing

FAQs

Frequently Asked Questions

Find quick answers about coupon codes, deals, and store discounts.

Are any Z.ai API models free?

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Yes. GLM-4.7-Flash, GLM-4.5-Flash and GLM-4.6V-Flash are free on the Z.ai API. Paid models such as GLM-5.3-Flash start at $0.15 per 1M input tokens.

Is there a Z.ai discount on coding plan usage?

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Yes. Outside peak hours (Monday to Friday, 14:00-18:00 UTC+8), model usage on Coding Plans costs 50% of the standard credit rate. No promo code is needed.

How much does the Z.ai GLM Coding Plan cost?

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GLM Coding Plans start at $18 a month for Lite, which includes 2,000 credits per 5 hours. Pro and Max add more credits, up to 28,000 per 5 hours on Max.

About z ai Savings

Find 7 verified z ai coupon codes at DiscountCrown. Current savings include 28,000 Credits. Browse active promo codes, deals, and shopping offers updated for Nov 2026.

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