Updated September 28, 2026 · DeployCue Editorial Team
AI21 Labs vs Zhipu AI (Z.ai)
Compare AI21 Labs and Zhipu AI (Z.ai) using recorded catalog facts and pricing.
| Fact | AI21 Labs | Zhipu AI (Z.ai) |
|---|---|---|
| Published offerings | 0 | 2 |
Where AI21 Labs and Zhipu AI (Z.ai) differ
| Fact | AI21 Labs | Zhipu AI (Z.ai) |
|---|---|---|
| Input price from | $0.20 | $0.030 to $2.20Lower |
| Output price from | $0.40 | $0.030 to $8.90Lower |
| Models offered | Jamba Large, Jamba Mini, Jamba 3B | GLM 5.3 Flash, GLM 5.3 FlashX, GLM 5.3, GLM 5.2, GLM 5.1, GLM 5, GLM 4.7, GLM 4.7 FlashX, GLM 4.7 Flash, GLM 4.6, GLM 4.5, GLM 4.5 X, GLM 4.5 Air, GLM 4.5 AirX, GLM 4.5 Flash, GLM 4 32B 0414 128K, GLM 4.6V, GLM 4.6V FlashX, GLM 4.6V Flash, GLM 4.5V, GLM OCR, GLM Image, CogView 4, CogVideoX 3, GLM ASR 2512 |
| Largest context window | 256,000 | 1,000,000Higher |
| Free credits | $10 credits for 7 days | Free models: GLM-4.7-Flash, GLM-4.5-Flash, GLM-4.6V-Flash; cached input storage limited-time free |
| OpenAI-compatible API | Not confirmed | Yes |
| Compliance certifications | SOC 2, ISO 27001, ISO 27017, ISO 27018 | Not confirmed |
Key differences
- Zhipu AI (Z.ai) scores higher overall: 9.40 vs 8.80.
- Input price from is lower at Zhipu AI (Z.ai): $0.030 to $2.20 vs $0.20.
- Output price from is lower at Zhipu AI (Z.ai): $0.030 to $8.90 vs $0.40.
- Models offered: only AI21 Labs offers Jamba Large, Jamba Mini, Jamba 3B.
- Models offered: only Zhipu AI (Z.ai) offers GLM 5.3 Flash, GLM 5.3 FlashX, GLM 5.3.
- Largest context window is higher at Zhipu AI (Z.ai): 1,000,000 vs 256,000.
Score breakdown
| Area | AI21 Labs | Zhipu AI (Z.ai) |
|---|---|---|
| Cost | 8.80Input starts at $0.20 and output at $0.40, above the €0.08 median. | 9.70HigherInput fees of $0.03 to $2.20 sit under the site median of €0.07, and free models add savings. |
| Offer | 8.70The catalogue is Jamba Large, Jamba Mini and Jamba 3B, with no image or embedding models listed beside them. | 9.20HigherA wide GLM family, an OpenAI compatible API and a 1,000,000 window, but support is email, help centre and community only. |
| Trust | 9.00 | Not confirmed |
Area by area
AI21 Labs
- Cost8.8
- Offer8.7
Zhipu AI (Z.ai)
- Cost9.7
- Offer9.2
- Zhipu AI (Z.ai) edges AI21 Labs on cost, 9.7 to 8.8.
- Zhipu AI (Z.ai) edges AI21 Labs on offer, 9.2 to 8.7.
Availability and regulation
| Country | AI21 Labs | Zhipu AI (Z.ai) |
|---|---|---|
| Headquarters | Israel | Singapore |
The bill, worked out
10M input and 2M output tokens, cheapest model
AI21 Labs
$2.80
10 × $0.20 + 2 × $0.40
Zhipu AI (Z.ai)
$0.36 to $39.80
10 × $0.03 to $2.20 + 2 × $0.03 to $8.90
Zhipu AI (Z.ai) costs $2.44 less.
Worked out from the stated prices and rates; your own total depends on how you use it.
Every fact side by side
| Fact | AI21 Labs | Zhipu AI (Z.ai) |
|---|---|---|
| Legal entity | AI21 Labs Ltd. | JINGSHENG HENGXING TECHNOLOGY PTE.LTD |
| Headquarters | Israel | Singapore |
| Support channels | Email, Help centre, Community | Email, Help centre, Community |
We earn a commission when you sign up through links on this site. Partner status can affect where a brand appears in our rankings. Partners with a live offer in your country come first, then every other brand by score.