GLM-4.5-Air API Pricing
Zhipu AI · released 2025-07-28
Also searched as: GLM 4.5 Air pricing · 4.5-Air price
GLM-4.5-Air price
0.012¢ / 1K
0.090¢ / 1K
0.031¢ / 1K
Compare the two price sources — models.dev repository, docs.z.ai (cited by LiteLLM)
Sources disagree; check the official site; Higher rates apply above a context threshold; see the official site
Official list price from Zhipu AI, as recorded by models.dev
Official price changed on 2026-11-06: input $0.20 → $0.1195 (-40.2%) · output $1.10 → $0.8964 (-18.5%) per 1M tokens. All official price changes
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.0329¢ |
| RAG query | 4,000 in / 500 out | 0.0926¢ |
| Long document summary | 50,000 in / 1,000 out | 0.687¢ |
| Code review of a 2k-line file | 30,000 in / 2,000 out | 0.538¢ |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $9.86 |
Cost = (input tokens ÷ 1,000,000 × $0.1195) + (output tokens ÷ 1,000,000 × $0.8964).
Benchmarks
| Benchmark | Value | Source | As of |
|---|---|---|---|
| Epoch Capabilities Index (ECI) | No public data yet | ||
| Epoch Mock AIME accuracy | No public data yet | ||
| Epoch FrontierMath (T1–3) accuracy | No public data yet | ||
| Arena text rating | 1373 | arena | 2026-10-28 |
| Arena coding rating (human preference votes, not task accuracy) | 1426 | arena | 2026-10-28 |
| Arena math rating | 1386 | arena | 2026-10-28 |
| Arena WebDev rating | No public data yet | ||
More from Zhipu AI
| Model | Released | Blended $/1M |
|---|---|---|
| GLM-5.3-Flash | 2026-08-26 | $0.1942 |
| GLM-5.3 | 2026-08-14 | $1.9421 |
| GLM-5.2 | 2026-06-13 | $1.9421 |
| GLM-5.1 | 2026-04-07 | $1.5686 |
| GLM-5V-Turbo | 2026-04-01 | $1.3819 |
| GLM-5-Turbo | 2026-03-16 | $1.3819 |
| GLM-5 | 2026-02-12 | $1.1205 |
| GLM-4.7-FlashX | 2026-01-19 | $0.1681 |
Count tokens & estimate cost for GLM-4.5-Air
Prices: Zhipu AI's official list price as recorded by models.dev; benchmarks: see sources below; last synced 2026-11-06.
FAQ
Who develops GLM-4.5-Air?
GLM-4.5-Air is developed by Zhipu AI, released 2025-07-28.
How much does GLM-4.5-Air cost per million tokens?
GLM-4.5-Air costs $0.1195 per 1M input tokens and $0.8964 per 1M output tokens ($0.3137 blended), per Zhipu AI's official list price as recorded by models.dev.
What is the GLM-4.5-Air API price?
The GLM-4.5-Air API price is $0.1195 per 1M input tokens and $0.8964 per 1M output tokens ($0.3137 per 1M blended).
How much does GLM-4.5-Air cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about 0.0329¢ on GLM-4.5-Air, at $0.1195/1M input and $0.8964/1M output.
Is GLM-4.5-Air free?
GLM-4.5-Air's official API list price is $0.1195 per 1M input tokens and $0.8964 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check Zhipu AI's site for those.
Where does this data come from?
Pricing for GLM-4.5-Air comes from models.dev and LiteLLM (open MIT-licensed catalogs); benchmark scores come from Epoch AI and LMArena (open CC BY 4.0 licenses) — see /data-sources/. Last synced 2026-11-06.