GLM-4.5 AirX

by Z.ai (Zhipu AI)Chat

Flagship GLM model for hybrid reasoning, coding, and agentic engineering

Context
128K tokens
Max output
32,000 tokens
Released
2025-07-28
Weights
Closed

zhipuai/glm-4-5-airx · also seen as zai/glm-4.5-airx

Specifications

Full facts as recorded, incl. what is unknown.

Released
2025-07-28
Weights
Closed
Input
Text
Output
Text
Context window
128,000 max across endpoints
Max output
32,000
Providers
1 + 2 gateways, not counted as providers
Epoch Capabilities Index
not evaluated
Direct price range
$1.10 in · $4.50 out per 1M tokens · from its one provider
More details
Last updated
2025-07-28
Knowledge cutoff

Capabilities

Across all endpoints: supported if any endpoint supports it.

  • Tool calling
  • Parallel toolsunknown
  • Structured output
  • Reasoning
  • Image input
  • PDF input
  • Audio input
  • Audio outputunknown
  • Video input
  • Prompt cachingunknown
  • Web searchunknown
  • Computer useunknown
  • System messagesunknown
  • Assistant prefillunknown
  • Temperature
  • Streamingunknown
  • Attachments

Endpoints

One row per provider and variant; gateways are listed separately.

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Price history

No change since 19 Oct 2026. The cheapest direct price has been $1.10 in / $4.50 out per 1M tokens at Z.AI on every data refresh since then.

Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON

Cost calculator

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Similarly priced models

Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).

ModelBlended/1MIn/1MOut/1MContextvs GLM-4.5 AirX
Gemini Robotics-ER 1.6 PreviewGoogle$1.67$1.00$5.00131K+0%
Sonar ReasoningPerplexity$1.67$1.00$5.00128K+0%
o1 miniOpenAI$1.65$1.10$4.40128K−1% cheaper
o3-miniOpenAI$1.65$1.10$4.40200K−1% cheaper
o3-mini-highOpenAI$1.65$1.10$4.40200K−1% cheaper
OpenAI o3-mini (Low)OpenAI$1.65$1.10$4.40200K−1% cheaper
o4-miniOpenAI$1.65$1.10$4.40200K−1% cheaper
o4 Mini HighOpenAI$1.65$1.10$4.40200K−1% cheaper

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Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model