Kimi K3 vs GLM-5.2
Side-by-side comparison of API pricing, specs, benchmarks, and capabilities
|
Mby Moonshot
|
Zby Z.AI
2 providers:
Together $1.40/$4.40
Z.AI $1.40/$4.40
|
|
|---|---|---|
| Overview | ||
| Status | Current flagship Open weights | Current flagship Open weights |
| Released | Jul 16, 2026 | Jun 13, 2026 |
| Pricing per million tokens | ||
| Input | $3.00/Mtok | $1.40/Mtok |
| Output | $15.00/Mtok | $4.40/Mtok |
| Blended avg | $9.00/Mtok | $2.90/Mtok |
| Cached input | $0.300/Mtok | $0.260/Mtok |
| Specifications | ||
| Context window | 1M tokens | 1M tokens |
| Parameters | Proprietary | Proprietary |
| Speed (TPS) | — | — |
| Modalities | ||
| Input |
textimage
|
text
|
| Benchmarks sources: Artificial Analysis, LMSYS Chatbot Arena (UC Berkeley), Moonshot launch benchmarks / Z.AI model card | ||
| Avg benchmark score | ||
| Perf / dollar | ||
| GPQA Diamond | 93.5 | 68 |
| SWE-Bench | — | 45 |
| HumanEval | — | 84 |
| MATH 500 | — | 76 |
| Providers | ||
| Available from |
Moonshot — $3.00/$15.00/Mtok
|
Together — $1.40/$4.40/Mtok
Z.AI — $1.40/$4.40/Mtok
|
Cost at scale — 1M tokens (50/50 input/output)
| Volume | Kimi K3 | GLM-5.2 | Savings |
|---|---|---|---|
| 1M tokens | $9 | $2.9 | $6.1 (67.8%) |
| 10M tokens | $90 | $29 | $61 (67.8%) |
| 100M tokens | $900 | $290 | $610 (67.8%) |
| 1000M tokens | $9000 | $2900 | $6100 (67.8%) |
Summary
Kimi K3 by Moonshot costs $3.00/Mtok input and $15.00/Mtok output, with a 1M-token context window. It supports text, image input.
GLM-5.2 by Z.AI costs $1.40/Mtok input and $4.40/Mtok output, with a 1M-token context window. It supports text input and is available from 2 providers.
On a blended cost basis, GLM-5.2 is 67.8% cheaper than Kimi K3.
On benchmarks, GLM-5.2 scores higher ( vs ) on average. In terms of value, GLM-5.2 has better performance per dollar ( vs ).
Note: Pricing is per million tokens. Actual costs vary with usage patterns, prompt caching, and batch discounts. Always verify against official provider pricing pages.