For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

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Guides and concepts API Reference Release Notes LLMU Cookbooks

Guides and concepts API Reference Release Notes LLMU Cookbooks

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Release Notes

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Announcing the Cohere Transcribe model

Retirement of Embed v2.0 and Aya Expanse / Vision 8B

Effective April 4, 2026, the following models are no longer available. Requests using these model IDs will fail.

Retired models:

embed-english-v2.0
embed-english-light-v2.0
embed-multilingual-v2.0
c4ai-aya-expanse-8b
c4ai-aya-vision-8b

We recommend these replacements:

Embedding tasks

embed-english-v3.0
embed-multilingual-v3.0
embed-v4.0

Chat tasks

command-r7b-12-2024
command-a-03-2025
command-a-reasoning-08-2025

For the full announcement and lifecycle context, see the Deprecations page. For questions or assistance, contact support@cohere.com.