# Proof Inbox [Health: Active]

**Category:** 💬 Communication  
**Repository:** https://github.com/timdoes/proof-inbox-mcp  
**GitHub Stars:** 0  
**Views:** 0  
**Installs:** 0  
**Upvotes:** 0  
**Directory Page:** https://allmcps.com/mcp/proof-inbox-2

## Description
Prepaid email-verify credits for MCP agents via Stripe Link.

## Tools
Capabilities this server exposes over MCP:

- **balance** — tank check. Costs 0.
- **verify_email** — fresh check costs 1. Cache (30 days), syntax, and vendor `unknown` cost 0.
- **receipts** — checkout session id. Do not invent it.

## Claude Desktop Quick Installation
Remote MCP endpoint (confidence: high). Install path detected from listing signals. Add as a URL/SSE server in your client:

```json
"mcpServers": {
  "proof-inbox": {
    "url": "https://proofinbox.com"
  }
}
```

## Documentation & README

# Proof Inbox MCP

Public listing for [Proof Inbox](https://proofinbox.com): prepaid email-verify credits for MCP agents (Grok Bot, Cursor, Claude, and any Streamable HTTP client).

- **Install:** https://proofinbox.com/connect
- **Grok Bot form:** https://proofinbox.com/grok-bot
- **MCP:** https://mcp.proofinbox.com/mcp
- **Registry:** `com.proofinbox/verify`
- **Smithery:** https://smithery.ai/servers/proofinbox/verify
- **cursor.directory:** https://cursor.directory/plugins/proof-inbox
- **Checkout:** https://proofinbox.com/buy/verify-500 — $9 / 500 credits

The product app stays in a private repo. This repo exists so directories that scrape GitHub can find the hosted MCP.

## Any MCP client

Point a Streamable HTTP client at `https://mcp.proofinbox.com/mcp`.

```
URL:      https://mcp.proofinbox.com/mcp
Headers:  Authorization: Bearer <workspace_token>
```

Get the token from checkout. Reuse it. Never invent one.

## Grok Bot

Settings → Plugins → add a custom MCP server (not the Marketplace catalog).

```
Name:     Proof Inbox
URL:      https://mcp.proofinbox.com/mcp
Headers:  Authorization: Bearer <workspace_token>
```

Get the token from checkout. Reuse it. Never invent one.

## Tools

- `balance` — tank check. Costs 0.
- `verify_email` — fresh check costs 1. Cache (30 days), syntax, and vendor `unknown` cost 0.
- `receipts` — checkout session id. Do not invent it.

On `payment_required`, open the returned `checkout_url`.

## Directories

- [Smithery](https://smithery.ai/servers/proofinbox/verify) — live as `proofinbox/verify`
- [cursor.directory](https://cursor.directory/plugins/proof-inbox) — live as `proof-inbox`