Cohere
Use Cohere Command and Embed models with Nexus — native embeddings with input types.
The Cohere provider connects to the Cohere v2 Chat API. It has a custom API format with native embedding support including input_type fields.
Installation01
import "github.com/xraph/nexus/providers/cohere"
Quick Start02
provider := cohere.New(os.Getenv("COHERE_API_KEY"))
gw := nexus.New(
nexus.WithProvider(provider),
)
Options03
| Option | Description |
cohere.WithBaseURL(url) | Override the API base URL (default: https://api.cohere.com) |
Capabilities04
| Capability | Supported |
| Chat | Yes |
| Streaming | Yes |
| Embeddings | Yes |
| Vision | No |
| Tools | Yes |
| Thinking | No |
Models05
| Model | Context | Max Output | Input Price | Output Price |
command-r-plus | 128K | 4,096 | $2.50/M | $10.00/M |
command-r | 128K | 4,096 | $0.15/M | $0.60/M |
command-light | 4,096 | 4,096 | $0.30/M | $0.60/M |
embed-v4.0 | 512 | — | $0.10/M | — |
embed-multilingual-v3.0 | 512 | — | $0.10/M | — |