Embed 5 Fast
Generally availableProprietary128K context
Summary
Embed 5 Fast is a proprietary language model from Cohere, released on 30 Sept 2026. It accepts text and generates text, with a 128K-token context window and up to 2K output tokens per response.
Faster, lighter Embed 5 model sharing Embed 5 Pro's embedding space
Last verified 21 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | Cohere |
|---|---|
| Release date | 30 Sept 2026 [models.dev] |
| Status | Generally available [models.dev] |
| Weights | Proprietary (API only) [models.dev] |
| Context window | 128K (128,000 tokens) [models.dev] |
| Max output | 2K tokens [models.dev] |
| Input | Text [models.dev] |
| Output | Text [models.dev] |
| Reasoning mode | No [models.dev] |
| Tool calling | No [models.dev] |
Embed 5 Fast API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| Vercel AI Gateway cohere/embed-v5.0-fast | – | – | – | 128K | models.dev, 21 Oct 2026 |
Frequently asked questions
What is the context window of Embed 5 Fast?
Embed 5 Fast has a context window of 128,000 tokens (128K) and can generate up to 2,048 tokens in a single response, according to models.dev.
Is Embed 5 Fast open source?
No. Embed 5 Fast is a proprietary model; Cohere has not released its weights. It is available through APIs including Vercel AI Gateway.
When was Embed 5 Fast released?
Cohere released Embed 5 Fast on 30 Sept 2026, according to models.dev.
Change history
- Added to the directory
- Now listed on Vercel AI Gateway