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GLM 5.2 (free)
zhipuai·zhipuai/glm-5.2-free·GA·Open weights·glm series·NEW
Flagship GLM model for hybrid reasoning, coding, and agentic engineering
At a glance
Reference price$0 / $0 per 1M
Cache read — · OpenRouter
Lowest paidNo paid channels
2 more $0 channels
Context256,000
⚠ Providers report 256,000–1,000,000; the table below is authoritative
Output limit256,000
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ TemperatureAttachments
Modalities
Text
Knowledge cutoff—
Released / updated2026-06-13 / 2026-06-13
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 2 providers0 with public prices · 2 free
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| OpenRouter z-ai/glm-5.2:free | Gateway | Free | — | — | 256,000 | 256,000 | ||
| ZenMux | Gateway | Free | $0 | — | 1,000,000 ⚠ | 131,072 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
This model is $0 across all listed channels (OpenRouter, ZenMux).
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)effort = higheffort = xhigheffort = max
Related models
GLM Latestsame series$1.40 / $4.40Z.ai: GLM Latestsame series$1.40 / $4.40GLM 5.3 Preview Thinkingsame series$1.40 / $4.40
Price historyone sample accumulated per data sync
Input listOutput listMin blended