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Aion 3.5

Aion 3.5 is a model by AionLabs for conversation, and 4 sellers in the catalogue publish a price for it.

text → text · made by AionLabs

$3$6per Mtok in / out
OpenRouter · 4 sellers

Sold by 4 ways

SellerLaneRate
OpenRouter aggregatorstandard$3per Mtok in$6per Mtok out$0.75per Mtok cachedopenrouter.ai · read 2026-09-24
kilo aggregatorstandard$3per Mtok in$6per Mtok out$0.75per Mtok cachedmodels.dev · read 2026-09-24
nano-gpt aggregatorstandard$3per Mtok in$6per Mtok out$0.75per Mtok cachedmodels.dev · read 2026-09-24
Venice AI aggregatorstandard$3.75per Mtok in$7.5per Mtok out$0.94per Mtok cachedmodels.dev · read 2026-09-24

About

Aion 3.5 — a text model from AionLabs, sold by 4 companies from $3 in and $6 out per million tokens.

It takes text and returns text, with a context window of 262,144 tokens. It was published in September 2026. Its sellers say it can reason step by step and call a tool. The catalogue files it under chat. Four companies sell it. The cheapest is $3 in and $6 out per million tokens at OpenRouter.

Every current figure

Maker
AionLabs
Register
model
Takes
text
Returns
text
Context
262,144 tokens
Longest answer
32,768 tokens
Published
September 2026
Licence
not read
Sellers
4
Maker's own price
not read
Price
$3 in and $6 out per million tokens — OpenRouter