feat(components): cohere.ai embeddings node

packages/components/nodes/embeddings/CohereEmbedding/CohereEmbedding.ts

@@ -0,0 +1,40 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses } from '../../../src/utils'
+import { CohereEmbeddings } from 'langchain/embeddings/cohere'
+
+class CohereEmbedding_Embeddings implements INode {
+    label: string
+    name: string
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'Cohere Embeddings'
+        this.name = 'cohereEmbeddings'
+        this.type = 'CohereEmbeddings'
+        this.icon = 'cohere.png'
+        this.category = 'Embeddings'
+        this.description = 'Cohere API to generate embeddings for a given text'
+        this.baseClasses = [this.type, ...getBaseClasses(CohereEmbeddings)]
+        this.inputs = [
+            {
+                label: 'Cohere API Key',
+                name: 'cohereApiKey',
+                type: 'password'
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const apiKey = nodeData.inputs?.cohereApiKey as string
+
+        const model = new CohereEmbeddings({ apiKey })
+        return model
+    }
+}
+
+module.exports = { nodeClass: CohereEmbedding_Embeddings }

packages/components/package.json

@@ -21,10 +21,11 @@
         "@pinecone-database/pinecone": "^0.0.12",
         "axios": "^0.27.2",
         "chromadb": "^1.3.1",
+        "cohere-ai": "^6.2.0",
         "dotenv": "^16.0.0",
         "express": "^4.17.3",
         "form-data": "^4.0.0",
-        "langchain": "^0.0.53",
+        "langchain": "^0.0.56",
         "moment": "^2.29.3",
         "node-fetch": "2",
         "pdf-parse": "^1.1.1",