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GLM 4.5 Air

Z.ai131K contextTool callingReasoning

LMArena score 1384 · #170 overall · #176 in coding (2026-10-13)

Official price from Z.ai

Pricing page

Per million tokens

Input
$0.20
Output
$1.10
Cached input
—
Batch input / output
—
  • Up to 32K output tokens per request.

Estimate your monthly cost

Est. per month = input tokens × input price + output tokens × output price. Prices are per million tokens, so 10M input tokens at $3.00 cost $30.

From Z.ai: $4.20 a month. Pinstripes is the cheapest seller at $2.15, $2.05 less.

Where to buy it (4)

Sorted by your monthly estimate. Prices per million tokens.

  • PinstripesCheapest

    Input / output
    $0.125 / $0.45
    Context
    128K
    Per month
    $2.15

    pinstripes/ps/glm-4.5-air

  • Novita AI

    Input / output
    $0.13 / $0.85
    Context
    131K
    Per month
    $3.00

    novita/zai-org/glm-4.5-air

  • Vercel AI Gateway

    Input / output
    $0.20 / $1.10
    Context
    128K
    Per month
    $4.20

    vercel_ai_gateway/zai/glm-4.5-air

  • Z.aiOfficial

    Input / output
    $0.20 / $1.10
    Context
    128K
    Per month
    $4.20

    zai/glm-4.5-air

Cloud and hosted sellers may add regional pricing, minimums or platform fees. Supports: Tool calling, Reasoning.

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