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Introducing Aya

A global initiative led by Cohere Labs to advance the state-of-art in multilingual AI and bridge gaps between people and cultures across the world. Aya is an open science project to create new models and datasets that expand the number of languages covered by AI, involving over 3,000 independent researchers across 119 countries.

TRY AYA IN THE PLAYGROUND
Aya Wordmark

The word Aya is derived from the Twi language meaning “fern” - a symbol of endurance and resourcefulness. Aya embodies our dedication to advancing multilingual AI.

5

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Models

Models

513M

Total Release Dataset Size Icon

Total Release Dataset Size

Total Release Dataset Size

3K

Independent Researchers Icon

Independent Researchers

Independent Researchers

250+

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Language Ambassadors

Language Ambassadors

119

Countries Icon

Countries

Countries

204K

Original Human Annotations Icon

Original Human Annotations

Original Human Annotations

101

Languages Icon

Languages

Languages

81K

Discord Messages Icon

Discord Messages

Discord Messages

The Aya Models

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Multimodal Accessible VLLM

Aya Vision - 8B

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Multimodal State of the Art VLLM

Aya Vision - 32B

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State of the Art, Accessible Research LLM

Aya Expanse - 8B

Download the model
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State of the Art Research LLM

Aya Expanse - 32B

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Massively Multilingual Research LLM

Aya 101

Download the model

Multilingual AI Research

Aya provides AI researchers a groundbreaking foundation to accelerate multilingual AI progress. Aya is one of the largest open science endeavors in machine learning to date – redefining the research landscape by collaborating with independent researchers from across the globe. The result is a fully open-sourced dataset and model.

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Aya Dataset: An Open-Access Collection for Multilingual Instruction Tuning

The Aya Collection stands as the most extensive assembly of multilingual instruction fine-tuning datasets to date, featuring 513 million prompts and completions across 114 languages. We fully open-source the collection, which includes rare, human-curated annotations from fluent speakers worldwide.

Keep Reading
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Aya Model: Open-Access Multilingual Language Model

The Aya Model is a massively multilingual language model capable of following instructions in 101 languages. Developed using a diverse mix of instructions from the Aya dataset and collection among others, it achieves state-of-the-art performance across numerous multilingual benchmarks.

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Aya 23: Open Weight Releases to Further Multilingual Progress

Aya 23 was an earlier iteration of our Aya Expanse models. Our technical report shares evaluation results on multiple multilingual NLP benchmarks, and generation quality assessments.

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Aya Expanse: Advancing Multilingual AI Research

We introduce the Aya Expanse model family, a new generation of 8B and 32B parameter multilingual language models, aiming to address the critical challenge of developing highly performant multilingual models that match or surpass the capabilities of monolingual models.

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Aya Vision: Multilingual Multimodal AI Advancements

To address the challenges of building multimodal language models, we introduce novel techniques spanning both data & modeling, resulting in Aya Vision 8B and 32B models. Our work provides insights into techniques that effectively bend the need for compute while delivering extremely high performance.

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A Step Forward For Multilingual Generative AI

The numbers behind Aya, our family of massively multilingual research LLMs.

Advancing the state-of-art for global languages

The Aya Collection and our first Aya model, Aya 101, cover 101 languages. Half of these were completely under-served by pre-existing language models. Aya Expanse offers enhanced performance for 23 of these languages.

Advancing the state-of-art for global languages diagram

The Aya Collection and our first Aya model, Aya 101, cover 101 languages. Half of these were completely under-served by pre-existing language models. Aya Expanse offers enhanced performance for 23 of these languages.

Advancing the state-of-art for global languages diagram

Try Aya

Jambo. Bạn có khỏe không. नमस्ते. Aya provides a foundation for underserved languages in natural language understanding, summarization, and translation tasks.

Ready to start generating your own prompts? Download our most accessible and efficient multilingual model Aya Expanse 8B, or jump through to interact with our best Aya model which covers 23 languages.

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Interact with Aya

Select language:

SELECT PROMPT

PROMPT:

আপেল খাওয়ার ৫টি উপায় কি কি?

RESPONSE:

আপেল কেটে নিন এবং টুকরো টুকরো করে নিন। আপেল কেটে কেটে নিন এবং টুকরো টুকরো করে নিন। আপেল কেটে এবং সিরাপের সাথে মিশিয়ে নিন। আপেল কেটে টুকরো টুকরো করে নিন।

Featured Videos

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Aya Vision - Discussing the Breakthroughs

Members of the Aya Vision team, discuss their best-in-class research model.

watch the video
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The Aya Vision Challenge

Who will triumph - Aya Vision or its creators?

watch the video
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Connecting, with Aya Expanse

Ahmet Üstün is both part of the team that built Aya, and uses it to connect

Watch the video

Aya Press

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The New York Times

"When A.I. Fails the Language Test, Who Is Left Out of the Conversation?"

Read the story
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The Globe and Mail

"AI falls short in many languages. A non-profit project aims to fix that"

Read the story
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Axios

"New AI polyglot launched to help fill massive language gap in field"

Read the story
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The Washington Post

"Helping the second class citizens of the AI boom"

Read the story
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VentureBeat

Cohere launches new AI models to bridge global language divide

Read the story
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Silicon Angle

"Cohere announces Aya Expanse multilingual AI model family for researchers"

Read the story

Aya at a Glance

Learn more about the journey of Aya, from our collaborators, to key breakthroughs & the responsible use of our open source model

Download the report

What’s next?

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Aya Vision Blog

Learn about our 8 and 32 Billion Parameter Multimodal Open Weights Release

Read the Aya Vision Blog Post
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Aya Expanse Blog

Learn about our latest 8 and 32 Billion Parameter Open Weights Release

Read the Aya Expanse blog post
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Join others in the Aya movement

Connect with people worldwide working towards a multilingual future.

Join our community