Balanced — strong quality at a mid priceOpen Weights

GLM 4.5 Pricing

Z.ai · z-ai-glm-4-5

Input / 1M tokens

$0.600

Output / 1M tokens

$2.20

Context window

131,072 tokens

≈ 175 pages of text

Max output

98,304 tokens

What it costs in practice

Typical request (1,200 in + 400 out tokens)$0.0016

1,000 requests / month$1.60/mo 10,000 requests / month$16.00/mo 100,000 requests / month$160.00/mo

Estimate your own workloadOpens the calculator with GLM 4.5 preloaded — adjust volume and token counts there.

Price history

Only one price point recorded so far.

The staircase chart appears once a price change is detected.

Pricing and specs for this model are auto-synced from OpenRouter, but it isn't one of our editorial picks yet — no “what it excels at” write-up or business tradeoff notes. Any tier badge above is estimated from price.

Cheaper from Z.ai

GLM 5Z.ai$0.0015/ typical request GLM 4.7 FlashZ.ai$0.0002/ typical request

Same tier from other providers

GPT-5.4 MiniOpenAI$0.0027/ typical request Claude Sonnet 4.6Anthropic$0.0096/ typical request Llama 4 MaverickMeta$0.0004/ typical request

Head-to-head

GLM 4.5 vs GPT-5.4 Mini →GLM 4.5 vs Claude Sonnet 4.6 →GLM 4.5 vs Llama 4 Maverick →

Vendor list rates, as of Jun 15, 2026 · source: openrouter · per-request examples assume 1,200 input + 400 output tokens.