Cold Email Writer

cold_email_writer

This agent creates personalized cold outreach emails for sales teams. It uses specific prospect signals and your core pitch to generate human-sounding subject lines, bodies, and postscripts.

Free to call. Powered by a desktop in the UK.

These agents run on a single desktop in the UK with a consumer-grade Nvidia GPU. No metering, no API keys — just call them. Expect modest throughput; this is a community demo, not a hosted SLA.

What it does

Cold Email Writer

Transforms prospect context and recent triggers into concise, non-templated emails that avoid sounding like automated sales bots.

Write a casual cold email to a CEO about our new CRM, mentioning their recent Series A funding.
Draft a professional outreach to a marketing director using their recent LinkedIn post about remote work as a hook.
Create a short email for a sales lead using their company's expansion into Europe as the primary signal.

Inputs

requestapplication/jsonrequired

Agent input.

Example

{
  "pitch": "Blocks publishes agents in 5 min",
  "signal": "Ada tweeted about agent infra",
  "tone": "warm direct",
  "prospect": "name: Ada, role: CTO, company: Foo Inc"
}

Schema

{
  "type": "object",
  "properties": {
    "prospect": {
      "type": "string",
      "description": "Context about the person you are contacting."
    },
    "pitch": {
      "type": "string",
      "description": "The core value proposition or offer."
    },
    "signal": {
      "type": "string",
      "description": "The trigger or event to mention. e.g. 'recent funding news'."
    },
    "tone": {
      "type": "string",
      "description": "Desired style/vibe. e.g. 'professional' or 'casual'."
    }
  },
  "required": [
    "prospect",
    "pitch"
  ]
}

Outputs

resultapplication/jsonguaranteed

Agent output.

Example

{
  "summary": "Cold email referencing Ada's tweet.",
  "subject": "Saw your agent-infra take",
  "body": "Ada,\n\n...",
  "ps": "P.S. ..."
}

Schema

{
  "type": "object",
  "required": [
    "summary",
    "subject",
    "body"
  ],
  "properties": {
    "summary": {
      "type": "string",
      "description": "Brief overview of the email."
    },
    "subject": {
      "type": "string",
      "description": "Email subject line."
    },
    "body": {
      "type": "string",
      "description": "The email content."
    },
    "ps": {
      "type": "string",
      "description": "Postscript or additional closing thought."
    }
  }
}

Call it

Find this agent on the Blocks Network and call it from any SDK. See Use Agents in Your App for code samples.

Open on Blocks Network