diff --git a/blocks/blocks/agent.ts b/blocks/blocks/agent.ts
index ef6cc42ed3..570e1c458d 100644
--- a/blocks/blocks/agent.ts
+++ b/blocks/blocks/agent.ts
@@ -4,10 +4,11 @@ import { BlockConfig } from '../types'
 // Map of models to their tools
 const MODEL_TOOLS = {
   'gpt-4o': 'openai.chat',
-  'o1-mini': 'openai.chat',
   'claude-3-5-sonnet-20241022': 'anthropic.chat',
   'gemini-pro': 'google.chat',
-  'grok-2-latest': 'xai.chat'
+  'grok-2-latest': 'xai.chat',
+  'deepseek-v3': 'deepseek.chat',
+  'deepseek-r1': 'deepseek.reasoner'
 } as const;
 
 export const AgentBlock: BlockConfig = {
@@ -20,7 +21,7 @@ export const AgentBlock: BlockConfig = {
     category: 'basic',
   },
   tools: {
-    access: ['openai.chat', 'anthropic.chat', 'google.chat', 'xai.chat'],
+    access: ['openai.chat', 'anthropic.chat', 'google.chat', 'xai.chat', 'deepseek.chat', 'deepseek.reasoner'],
     config: {
       tool: (params: Record<string, any>) => {
         const model = params.model || 'gpt-4o';
diff --git a/tools/deepseek/chat.ts b/tools/deepseek/chat.ts
new file mode 100644
index 0000000000..91a94f473c
--- /dev/null
+++ b/tools/deepseek/chat.ts
@@ -0,0 +1,119 @@
+import { ToolConfig, ToolResponse } from '../types'
+
+interface Message {
+  role: 'system' | 'user' | 'assistant'
+  content: string
+}
+
+interface ChatParams {
+  apiKey: string
+  systemPrompt?: string
+  context?: string
+  model?: string
+  temperature?: number
+  responseFormat?: string
+}
+
+interface ChatResponse extends ToolResponse {
+  tokens?: number
+  model: string
+}
+
+export const chatTool: ToolConfig<ChatParams, ChatResponse> = {
+  id: 'deepseek.chat',
+  name: 'DeepSeek Chat',
+  description: 'Chat with DeepSeek-v3 model',
+  version: '1.0.0',
+
+  params: {
+    apiKey: {
+      type: 'string',
+      required: true,
+      description: 'DeepSeek API key'
+    },
+    systemPrompt: {
+      type: 'string',
+      required: false,
+      description: 'System prompt to guide the model'
+    },
+    context: {
+      type: 'string',
+      required: false,
+      description: 'User input context'
+    },
+    model: {
+      type: 'string',
+      default: 'deepseek-chat',
+      description: 'Model to use'
+    },
+    temperature: {
+      type: 'number',
+      required: false,
+      default: 0.7,
+      description: 'Sampling temperature'
+    },
+    responseFormat: {
+      type: 'string',
+      required: false,
+      description: 'Response format specification'
+    }
+  },
+
+  request: {
+    url: 'https://api.deepseek.com/v1/chat/completions',
+    method: 'POST',
+    headers: (params) => ({
+      'Content-Type': 'application/json',
+      'Authorization': `Bearer ${params.apiKey}`
+    }),
+    body: (params) => {
+      const messages: Message[] = []
+
+      if (params.systemPrompt) {
+        messages.push({
+          role: 'system',
+          content: params.systemPrompt
+        })
+      }
+
+      if (params.context) {
+        messages.push({
+          role: 'user',
+          content: params.context
+        })
+      }
+
+      const body: any = {
+        model: 'deepseek-chat',
+        messages,
+        temperature: params.temperature
+      }
+
+      if (params.responseFormat === 'json') {
+        body.response_format = { type: 'json_object' }
+      }
+
+      return body
+    }
+  },
+
+  async transformResponse(response: Response): Promise<ChatResponse> {
+    if (!response.ok) {
+      const error = await response.json()
+      throw new Error(`DeepSeek API error: ${error.message || response.statusText}`)
+    }
+
+    const data = await response.json()
+    return {
+      output: data.choices[0].message.content,
+      tokens: data.usage?.total_tokens,
+      model: data.model
+    }
+  },
+
+  transformError(error: any): string {
+    const message = error.error?.message || error.message
+    const code = error.error?.type || error.code
+    return `${message} (${code})`
+  }
+}
diff --git a/tools/deepseek/reasoner.ts b/tools/deepseek/reasoner.ts
new file mode 100644
index 0000000000..9270ae79a9
--- /dev/null
+++ b/tools/deepseek/reasoner.ts
@@ -0,0 +1,114 @@
+import { ToolConfig, ToolResponse } from '../types'
+
+interface Message {
+  role: 'system' | 'user' | 'assistant'
+  content: string
+}
+
+interface ChatParams {
+  apiKey: string
+  systemPrompt?: string
+  context?: string
+  model?: string
+  temperature?: number
+}
+
+interface ChatResponse extends ToolResponse {
+  tokens?: number
+  model: string
+  reasoning_content?: string
+}
+
+export const reasonerTool: ToolConfig<ChatParams, ChatResponse> = {
+  id: 'deepseek.reasoner',
+  name: 'DeepSeek Reasoner',
+  description: 'Chat with DeepSeek-R1 reasoning model',
+  version: '1.0.0',
+
+  params: {
+    apiKey: {
+      type: 'string',
+      required: true,
+      description: 'DeepSeek API key'
+    },
+    systemPrompt: {
+      type: 'string',
+      required: false,
+      description: 'System prompt to guide the model'
+    },
+    context: {
+      type: 'string',
+      required: false,
+      description: 'User input context'
+    },
+    model: {
+      type: 'string',
+      default: 'deepseek-reasoner',
+      description: 'Model to use'
+    },
+    temperature: {
+      type: 'number',
+      required: false,
+      description: 'Temperature (has no effect on reasoner)'
+    }
+  },
+
+  request: {
+    url: 'https://api.deepseek.com/v1/chat/completions',
+    method: 'POST',
+    headers: (params) => ({
+      'Content-Type': 'application/json',
+      'Authorization': `Bearer ${params.apiKey}`
+    }),
+    body: (params) => {
+      const messages: Message[] = []
+
+      if (params.systemPrompt) {
+        messages.push({
+          role: 'system',
+          content: params.systemPrompt
+        })
+      }
+
+      // Always ensure the last message is a user message
+      if (params.context) {
+        messages.push({
+          role: 'user',
+          content: params.context
+        })
+      } else if (params.systemPrompt) {
+        // If we have a system prompt but no context, add an empty user message
+        messages.push({
+          role: 'user',
+          content: 'Please respond.'
+        })
+      }
+
+      return {
+        model: 'deepseek-reasoner',
+        messages
+      }
+    }
+  },
+
+  async transformResponse(response: Response): Promise<ChatResponse> {
+    if (!response.ok) {
+      const error = await response.json()
+      throw new Error(`DeepSeek API error: ${error.message || response.statusText}`)
+    }
+
+    const data = await response.json()
+    return {
+      output: data.choices[0].message.content,
+      tokens: data.usage?.total_tokens,
+      model: data.model,
+      reasoning_content: data.choices[0].message.reasoning_content
+    }
+  },
+
+  transformError(error: any): string {
+    const message = error.error?.message || error.message
+    const code = error.error?.type || error.code
+    return `${message} (${code})`
+  }
+} 
\ No newline at end of file
diff --git a/tools/index.ts b/tools/index.ts
index b9dba82a41..7456420ea4 100644
--- a/tools/index.ts
+++ b/tools/index.ts
@@ -3,6 +3,8 @@ import { chatTool as openaiChat } from './openai/chat';
 import { chatTool as anthropicChat } from './anthropic/chat';
 import { chatTool as googleChat } from './google/chat';
 import { chatTool as xaiChat } from './xai/chat';
+import { chatTool as deepseekChat } from './deepseek/chat';
+import { reasonerTool as deepseekReasoner } from './deepseek/reasoner';
 import { requestTool as httpRequest } from './http/request';
 import { contactsTool as hubspotContacts } from './hubspot/contacts';
 import { opportunitiesTool as salesforceOpportunities } from './salesforce/opportunities';
@@ -15,13 +17,15 @@ export const tools: Record<string, ToolConfig> = {
   'anthropic.chat': anthropicChat,
   'google.chat': googleChat,
   'xai.chat': xaiChat,
+  'deepseek.chat': deepseekChat,
+  'deepseek.reasoner': deepseekReasoner,
   // HTTP
   'http.request': httpRequest,
   // CRM Tools
   'hubspot.contacts': hubspotContacts,
   'salesforce.opportunities': salesforceOpportunities,
   // Function Tools
-  'function.execute': functionExecute,
+  'function.execute': functionExecute
 };
 
 // Get a tool by its ID