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Apertus-8B-Instruct-2509

Apertus-8B-Instruct-2509 is the 8-billion-parameter member of the Swiss AI Initiative's fully open Apertus family, a lighter alternative to the 70B model with the same architecture, multilingual coverage of over 1000 languages and training on 15 trillion tokens of consent-respecting data.

text → text · made by swiss-ai

$0.11→$0.28per Mtok in / out
Featherless AI · 2 sellers

Sold by 2 ways

SellerLaneRate
Hugging Face Inference Providers aggregatorpublicai$0.1per Mtok in$0.2per Mtok outrouter.huggingface.co · read 2026-09-11
Featherless AI aggregatorstandard$0.11per Mtok in$0.28per Mtok outapi.featherless.ai · read 2026-09-20

About

Apertus-8B-Instruct-2509 — a text model from swiss-ai, sold by 2 companies from $0.11 in and $0.28 out per million tokens.

It takes text and returns text, with a context window of 32,768 tokens. The catalogue files it under chat. Two companies sell it. The cheapest is $0.11 in and $0.28 out per million tokens at Featherless AI. Beside the standard rate there is a separately routed lane.

Every current figure

Maker
swiss-ai
Register
model
Takes
text
Returns
text
Context
32,768 tokens
Parameters
8 billion · read from its own name
Licence
not read
Sellers
2
Maker's own price
not read
Price
$0.11 in and $0.28 out per million tokens — Featherless AI

Known as 1 name

swiss-ai/Apertus-8B-Instruct-2509