# Genkit Cohere AI Plugin (Community)
> **Community Plugin** — This plugin is community-maintained and is not an
> official Google or Cohere product. It is provided on an "as-is" basis.
The Cohere AI plugin for [Genkit](https://github.com/firebase/genkit)
provides integration with [Cohere's](https://cohere.com/) AI models,
including:
- **Chat models** — Command A, Command A Vision, Command A Reasoning,
Command R+, Command R, and more for text generation, tool calling,
and structured output via the V2 API.
- **Embedding models** — Embed v4.0, Embed English/Multilingual v3.0
for semantic search, RAG, and clustering.
## Installation
```bash
pip install genkit-plugin-cohere
```
## Quick Start
```python
from genkit.ai import Genkit
from genkit.plugins.cohere import Cohere, cohere_name
ai = Genkit(
plugins=[Cohere()],
model=cohere_name('command-a-03-2025'),
)
response = await ai.generate(prompt='Hello, Cohere!')
print(response.text)
```
## Configuration
Set your Cohere API key via the `COHERE_API_KEY` environment variable
(or `CO_API_KEY`), or pass it directly:
```python
ai = Genkit(plugins=[Cohere(api_key='your-api-key')])
```
Get an API key from: https://dashboard.cohere.com/api-keys
## Supported Models
### Chat Models
| Model | Tool Calling | Structured Output | Media | Streaming |
|-------------------------------|:------------:|:-----------------:|:-----:|:---------:|
| `command-a-03-2025` | ✅ | ✅ | ❌ | ✅ |
| `command-a-reasoning-08-2025` | ✅ | ✅ | ❌ | ✅ |
| `command-a-translate-08-2025` | ✅ | ✅ | ❌ | ✅ |
| `command-a-vision-07-2025` | ❌ | ✅ | ✅ | ✅ |
| `command-r7b-12-2024` | ✅ | ✅ | ❌ | ✅ |
| `command-r-plus-08-2024` | ✅ | ✅ | ❌ | ✅ |
| `command-r-plus-04-2024` | ✅ | ✅ | ❌ | ✅ |
| `command-r-plus` | ✅ | ✅ | ❌ | ✅ |
| `command-r-08-2024` | ✅ | ✅ | ❌ | ✅ |
| `command-r-03-2024` | ✅ | ✅ | ❌ | ✅ |
| `command-r` | ✅ | ✅ | ❌ | ✅ |
> **Note:** `command` and `command-light` were removed by Cohere on
> September 15, 2025 and are not supported.
### Embedding Models
| Model | Dimensions | Languages |
|---------------------------------|-----------:|--------------|
| `embed-v4.0` | 1024 | Multilingual |
| `embed-english-v3.0` | 1024 | English |
| `embed-english-light-v3.0` | 384 | English |
| `embed-multilingual-v3.0` | 1024 | 100+ |
| `embed-multilingual-light-v3.0` | 384 | 100+ |
## Features
### Tool Calling
```python
@ai.tool()
async def get_weather(location: str) -> str:
\"\"\"Get weather for a location.\"\"\"
return f'Sunny and 72°F in {location}'
response = await ai.generate(
model=cohere_name('command-a-03-2025'),
prompt='What is the weather in San Francisco?',
tools=[get_weather],
)
```
### Structured Output
```python
from pydantic import BaseModel
from genkit.ai import Output
class Character(BaseModel):
name: str
backstory: str
response = await ai.generate(
prompt='Create an RPG character',
output=Output(schema=Character),
)
character = response.output # typed as Character
```
### Embeddings
```python
from genkit.blocks.document import Document
doc = Document.from_text('Hello world')
embeddings = await ai.embed(
embedder=cohere_name('embed-v4.0'),
content=doc,
)
```
## Disclaimer
This is a **community-maintained** plugin and is not officially supported by
Google or Cohere. Use of Cohere's API is subject to
[Cohere's Terms of Use](https://cohere.com/terms-of-use) and
[Privacy Policy](https://cohere.com/privacy). You are responsible for
complying with all applicable terms when using this plugin.
- **API Key Security** — Never commit your Cohere API key to version control.
Use environment variables or a secrets manager.
- **Usage Limits** — Be aware of your Cohere plan's rate limits and token
quotas. See [Cohere Pricing](https://cohere.com/pricing).
- **Data Handling** — Review Cohere's data processing practices before
sending sensitive or personally identifiable information.
## License
Apache-2.0
