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GLM-4.5-Air

GLM-4.5 and GLM-4.5-Air are our latest flagship models, purpose-built as foundational models for agent-oriented applications.

text → text · made by Z.ai

$0.13→$0.85per Mtok in / out
Hugging Face Inference Providers · 11 sellers

Sold by 16 ways

SellerLaneRate
Z.ai 0 ways$0.2per Mtok in$1.1per Mtok out$0.03per Mtok cached
Z.ai apinot on the seller's list todaystandard$0.2per Mtok in$1.1per Mtok out$0.03per Mtok cacheddocs.z.ai · read 2026-10-20
Hugging Face Inference Providers 2 ways$0.13per Mtok in$0.85per Mtok out
Hugging Face Inference Providers aggregatorstandard$0.13per Mtok in$0.85per Mtok outmodels.dev · read 2026-11-01
Hugging Face Inference Providers aggregatornovita$0.13per Mtok in$0.85per Mtok outrouter.huggingface.co · read 2026-08-25
Nous Research aggregatorstandard$0.13per Mtok in$0.85per Mtok out$0.025per Mtok cachedinference-api.nousresearch.com · read 2026-09-12
Novita AI aggregatorstandard$0.13per Mtok in$0.85per Mtok out$0.025per Mtok cachedapi.novita.ai · read 2026-08-25
OpenRouter 4 ways$0.13per Mtok in$0.85per Mtok out$0.025per Mtok cached
OpenRouter aggregatorstandard$0.13per Mtok in$0.85per Mtok out$0.025per Mtok cachedopenrouter.ai · read 2026-08-24
OpenRouter aggregatornovita/bf16$0.13per Mtok in$0.85per Mtok out$0.025per Mtok cachedopenrouter.ai · read 2026-11-01
OpenRouter aggregatorsiliconflow/fp8$0.14per Mtok in$0.86per Mtok outopenrouter.ai · read 2026-08-25
OpenRouter aggregatorz-ai/fp8$0.2per Mtok in$1.1per Mtok out$0.03per Mtok cachedopenrouter.ai · read 2026-08-25
SiliconFlow aggregatorstandard$0.14per Mtok in$0.86per Mtok outmodels.dev · read 2026-11-01
DeepInfra aggregatorstandard$0.2per Mtok in$1.1per Mtok outapi.deepinfra.com · read 2026-08-25
ElectronHub aggregatorstandard$0.2per Mtok in$1.1per Mtok outapi.electronhub.ai · read 2026-11-01
Requesty aggregatordeepinfra$0.2per Mtok in$1.1per Mtok out$0.2per Mtok cachedrouter.requesty.ai · read 2026-08-28
Vercel AI Gateway aggregatorstandard$0.2per Mtok in$1.1per Mtok out$0.03per Mtok cachedai-gateway.vercel.sh · read 2026-08-25
Fireworks AI aggregatorstandard$0.22per Mtok in$0.88per Mtok outraw.githubusercontent.com · read 2026-11-01
PPIO aggregatorstandard$1.2per Mtok in$2per Mtok outapi.ppinfra.com · read 2026-11-01

Measured 11 standings

PlaceBoardMetricScore
37thof 56Humanity's Last Exam (Epoch AI replication)Accuracy8.12
39thof 42Gso — Epoch AIScore OPT@10.029
65thof 92Forecastbench — Epoch AIOverall score62
89thof 154Design Arena · dataviz (models)Elo1186
97thof 114Design Arena · svg (models)Elo1068
102ndof 150Design Arena · 3d (models)Elo1120
117thof 157Design Arena · uicomponent (models)Elo1118
121stof 169Design Arena · website (models)Elo1145
123rdof 163Design Arena · codecategories (models)Elo1135
127thof 162Design Arena · gamedev (models)Elo1094
194thof 414LMArena · TextScore (Elo)1373

About

GLM-4.5-Air — a text model from Z.ai, sold by 11 companies from $0.13 in and $0.85 out per million tokens, placed 194th of 414 on LMArena · Text.

It takes text and returns text, with a context window of 128,000 tokens. It was published in July 2025, trained on material up to April 2025. Its sellers say it can reason step by step and call a tool. The catalogue files it under reasoning and agents. Eleven companies sell it. The cheapest is $0.13 in and $0.85 out per million tokens at Hugging Face Inference Providers. Beside the standard rate there are separately routed and regional lanes. It has been measured on 11 boards, and stands best at 194th of 414 on LMArena · Text.

Every current figure

Maker
Z.ai
Register
model
Takes
text
Returns
text
Context
128,000 tokens
Published
July 2025
Knowledge to
April 2025
Parameters
110 billion
Licence
not read
Sellers
11
Price
$0.13 in and $0.85 out per million tokens — Hugging Face Inference Providers
Boards
11
Best place
194th of 414 — LMArena · Text

Known as 4 names

zai-org/GLM-4.5-Airz-ai/glm-4.5-airdeepinfra/zai-org/GLM-4.5-Airzai/glm-4.5-air