Yes. As of 2026-09-27, Z.ai has 1 free API tier offer we track: GLM Flash models ($0); 1 other offer from Z.ai is listed below.
Every offer from Z.ai in our catalog, each with the date it was last verified against the provider's own page. "No" and "ended" are answers too, so they stay listed.
| Offer | Provider | Status | What it offers | Expiry | Verified | Source | Caveats |
|---|---|---|---|---|---|---|---|
| GLM Flash models ($0) | Z.ai (Zhipu) | available | GLM-4.7-Flash and GLM-4.5-Flash (text) and GLM-4.6V-Flash (vision) priced $0 for input, cached input, and output — ongoing, OpenAI-compatible endpoint | no stated expiry | 2026-09-08 | source | PRC-based provider — assume training use / PRC data rules for sensitive data; ~1 concurrent request reported |
Discounts, subscriptions, applications, and offers that ended or do not exist. They are not a free API tier, and they are listed so nothing is hidden.
| Offer | Provider | Status | What it offers | Expiry | Verified | Source | Caveats |
|---|---|---|---|---|---|---|---|
| GLM-5.3-Flash 50% launch discount | Z.ai (Zhipu) | ended | Promotion ended 2026-09-09 at 24:00 UTC+8 (16:00 UTC), exactly as this row's expires_at predicted. Re-read first-party 2026-09-15: docs.z.ai/guides/overview/pricing now lists GLM-5.3-Flash at input $… | expires 2026-09-09 | 2026-09-15 | source | — |