Merge pull request #53 from FlowiseAI/feature/ChatAnthropic

Feature/ChatAnthropic
2026-06-26 03:01:12 +03:00 · 2023-05-02 13:31:22 +07:00
parent c27af86009 9676bf2451
commit 8c6849efbc
2 changed files with 116 additions and 0 deletions
@@ -0,0 +1,116 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses } from '../../../src/utils'
+import { AnthropicInput, ChatAnthropic } from 'langchain/chat_models/anthropic'
+
+class ChatAnthropic_ChatModels implements INode {
+    label: string
+    name: string
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'ChatAnthropic'
+        this.name = 'chatAnthropic'
+        this.type = 'ChatAnthropic'
+        this.icon = 'chatAnthropic.png'
+        this.category = 'Chat Models'
+        this.description = 'Wrapper around ChatAnthropic large language models that use the Chat endpoint'
+        this.baseClasses = [this.type, ...getBaseClasses(ChatAnthropic)]
+        this.inputs = [
+            {
+                label: 'ChatAnthropic Api Key',
+                name: 'anthropicApiKey',
+                type: 'password'
+            },
+            {
+                label: 'Model Name',
+                name: 'modelName',
+                type: 'options',
+                options: [
+                    {
+                        label: 'claude-v1',
+                        name: 'claude-v1'
+                    },
+                    {
+                        label: 'claude-v1.0',
+                        name: 'claude-v1.0'
+                    },
+                    {
+                        label: 'claude-v1.2',
+                        name: 'claude-v1.2'
+                    },
+                    {
+                        label: 'claude-v1.3',
+                        name: 'claude-v1.3'
+                    },
+                    {
+                        label: 'claude-instant-v1',
+                        name: 'claude-instant-v1'
+                    },
+                    {
+                        label: 'claude-instant-v1.0',
+                        name: 'claude-instant-v1.0'
+                    }
+                ],
+                default: 'claude-v1',
+                optional: true
+            },
+            {
+                label: 'Temperature',
+                name: 'temperature',
+                type: 'number',
+                default: 0.9,
+                optional: true
+            },
+            {
+                label: 'Max Tokens',
+                name: 'maxTokensToSample',
+                type: 'number',
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Top P',
+                name: 'topP',
+                type: 'number',
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Top K',
+                name: 'topK',
+                type: 'number',
+                optional: true,
+                additionalParams: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const temperature = nodeData.inputs?.temperature as string
+        const modelName = nodeData.inputs?.modelName as string
+        const anthropicApiKey = nodeData.inputs?.anthropicApiKey as string
+        const maxTokensToSample = nodeData.inputs?.maxTokensToSample as string
+        const topP = nodeData.inputs?.topP as string
+        const topK = nodeData.inputs?.topK as string
+
+        const obj: Partial<AnthropicInput> & { anthropicApiKey?: string } = {
+            temperature: parseInt(temperature, 10),
+            modelName,
+            anthropicApiKey
+        }
+
+        if (maxTokensToSample) obj.maxTokensToSample = parseInt(maxTokensToSample, 10)
+        if (topP) obj.topP = parseInt(topP, 10)
+        if (topK) obj.topK = parseInt(topK, 10)
+
+        const model = new ChatAnthropic(obj)
+        return model
+    }
+}
+
+module.exports = { nodeClass: ChatAnthropic_ChatModels }