Hello birdy

Send with a prompt.
Sign with a click.

The first AI signing platform that your agents can operate end-to-end. Upload, place signing blocks, send, track - by prompt or by hand.

Start Signing
Plume — document signing made simple

Everything you need to sign documents

Simple, powerful, and free.

Zero-friction signing

Zero-friction signing

Upload, place, send. Signatories sign in seconds with a simple link — no account needed.

Zero-friction signing
Signatures, paraphes & more

Signatures, paraphes & more

Signatures, initials on every page, or text mentions — one tool handles all your document fields.

Signatures, paraphes & more
API-first architecture

API-first architecture

Full REST API with OpenAPI spec. Automate any document workflow programmatically.

Plume APIv1.0.0
GET/api/documents
POST/api/documents
POST/api/documents/{id}/send
GET/api/contacts
POST/api/contacts
POST/api/documents/{id}/blocks
GET/api/documents/{id}/download
MCP Server for AI Agents

MCP Server for AI Agents

Connect Claude, GPT, or any AI agent via MCP to automate the entire signature workflow through natural language.

MCP Server Configuration
{
  "mcpServers": {
    "plume": {
      "command": "npx",
      "args": ["plume-mcp-server"],
      "env": { "PLUME_API_KEY": "your-key" }
    }
  }
}
Team collaboration

Team collaboration

Invite your team to a shared workspace. Manage documents together with role-based access.

Team collaboration
Secure by design

Secure by design

Every document gets a unique signed link. Only the right people can access and sign. Nothing leaks.

Secure by design

How it works

Three steps. That's it.

Upload your PDF
Step 1

Upload your PDF

Drag & drop or browse to upload the document you need signed.

Place signature blocks
Step 2

Place signature blocks

Add signature, paraphe, and text fields. Assign them to signatories.

Send for signature
Step 3

Send for signature

Signatories receive an email, sign with a click, and you get the completed PDF.

Manual signing vs. AI-automated

Stop doing it the hard way.

The old way

  • Manually preparing and sending each document one by one
  • Chasing signers and tracking status in spreadsheets
  • Crazy pricing

With Plume + MCP

  • Your AI agent handles the entire signing workflow end-to-end
  • Agents track status and follow up automatically
  • Free
First of its kind

AI agents sign documents for you

Plume is the first AI e-signature tool with native AI agent support via MCP (Model Context Protocol). Connect Claude, GPT, or any MCP-compatible agent to automate the entire signing process end-to-end.

  • Upload documents
  • Place signature blocks
  • Send for signature
  • Track status
  • Download signed PDFs
  • Full end-to-end workflow

Frequently asked questions

Everything you need to know about Plume.

Start signing documents for free with Plume

Ready to start signing?

No credit card. No per-envelope fees. Free forever.

Start Signing