---
title: "Z.ai: GLM 4.5 — price, capability and what beats it · Undominated.ai"
canonical: https://undominated.ai/models/z-ai__glm-4.5/
description: "Z.ai: GLM 4.5: $0.600/M in, $2.20/M out. Independent capability scores, context-tier pricing, and the models that are both better and cheaper."
---

# Z.ai: GLM 4.5 — price, capability and what beats it · Undominated.ai

> Z.ai: GLM 4.5: $0.600/M in, $2.20/M out. Independent capability scores, context-tier pricing, and the models that are both better and cheaper.

[Leaderboard](/) / Z.ai

# GLM 4.5

Z.ai · released 2025-07-25

 $1.00 per million tokens, balanced Balanced Summarise Chat Code gen Agentic

## No independent quality score.

No benchmark we track has measured this model. That is not the same as measuring it and finding it wanting — we simply cannot rank it, so we do not.

### Every price dimension

| Input | $0.600 /M |
| --- | --- |
| Output | $2.20 /M |
| Cached input | $0.110 /M |

### Independent scores

| LMArena Elo | 1429.4 default |
| --- | --- |

Sources are listed separately rather than averaged. Across the 62 models both have scored they correlate at r = 0.806 — close agreement overall, but four models rank very differently between them, and a blended score would hide exactly those.

### Capability

| Context window | 131K |
| --- | --- |
| Max output | 98K |
| Input modes | text |
| Tool use | yes |
| Reasoning | optional |
| Knowledge cutoff | 2024-12-31 |

**Retirement scheduled for 2026-12-31.** 129 days remain. Do not start new work on it.

### Provenance

| Price source | openrouter.ai |
| --- | --- |
| Fetched | 2026-08-24 |
| Quality data | unrated |

GLM-4.5 is our latest flagship foundation model, purpose-built for agent-based applications. It leverages a Mixture-of-Experts (MoE) architecture and supports a context length of up to 128k tokens. GLM-4.5 delivers significantly...