# Email: Read Message

Read a single message — parsed headers, text, html, and signed-once URLs to attachment bodies. Wallet-scoped: 404 if the inbox is not owned by the paying wallet.

- Method: GET
- Path: `/inboxes/:slug/messages/:id`
- Price: $0.00100000

## Input Schema

```json
{
  "anyOf": [
    {
      "not": {}
    },
    {
      "type": "object",
      "properties": {},
      "additionalProperties": false
    }
  ]
}
```

## Output Schema

```json
{
  "type": "object",
  "properties": {
    "id": {
      "type": "string"
    },
    "slug": {
      "type": "string"
    },
    "received_at": {
      "type": "string"
    },
    "message_id": {
      "type": [
        "string",
        "null"
      ]
    },
    "from": {
      "type": [
        "string",
        "null"
      ]
    },
    "to": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "cc": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "subject": {
      "type": [
        "string",
        "null"
      ]
    },
    "date": {
      "type": [
        "string",
        "null"
      ]
    },
    "text": {
      "type": [
        "string",
        "null"
      ]
    },
    "html": {
      "type": [
        "string",
        "null"
      ]
    },
    "headers": {
      "type": "object",
      "additionalProperties": {
        "type": "string"
      }
    },
    "attachments": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "filename": {
            "type": "string"
          },
          "content_type": {
            "type": "string"
          },
          "size": {
            "type": "integer",
            "minimum": 0
          },
          "url": {
            "type": "string",
            "description": "Short-lived (1-hour) signed download URL for the attachment body. Fetch with a plain GET — no payment required."
          }
        },
        "required": [
          "filename",
          "content_type",
          "size",
          "url"
        ],
        "additionalProperties": false
      }
    }
  },
  "required": [
    "id",
    "slug",
    "received_at",
    "message_id",
    "from",
    "to",
    "cc",
    "subject",
    "date",
    "text",
    "html",
    "headers",
    "attachments"
  ],
  "additionalProperties": false
}
```

## Networks

| Name | CAIP-2 | Chain ID / Cluster | Protocols |
|---|---|---|---|
| Tempo Mainnet | `eip155:4217` | 4217 | mpp |
| Solana Mainnet | `solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp` | mainnet-beta | mpp, x402 |
| Base | `eip155:8453` | 8453 | x402 |

## Accepted Currencies

| Symbol | Name | Decimals | Network | Address | Protocols |
|---|---|---|---|---|---|
| USDC.e | Bridged USDC (Stargate) | 6 | `eip155:4217` | `0x20c000000000000000000000b9537d11c60e8b50` | mpp |
| USDC | USD Coin (Solana) | 6 | `solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp` | `EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v` | mpp, x402 |
| USDC | USD Coin | 6 | `eip155:8453` | `0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913` | x402 |

## How to invoke

Payment is handled automatically — the client signs the 402 challenge and retries.

### TypeScript — Tempo (mppx + fetch) ([docs](https://mpp.dev/sdk/typescript/client))

```ts
import { privateKeyToAccount } from 'viem/accounts'
import { Mppx, tempo } from 'mppx/client'

Mppx.create({
  methods: [tempo({ account: privateKeyToAccount('0x...') })],
})

const res = await fetch('https://mail.payweave.services/inboxes/:slug/messages/:id')
const data = await res.json()
```

### TypeScript — Solana (@solana/mpp + fetch) ([docs](https://github.com/solana-foundation/mpp-sdk))

```ts
import { createKeyPairSignerFromBytes } from '@solana/kit'
import { Mppx } from 'mppx/client'
import { solana } from '@solana/mpp/client'

const signer = await createKeyPairSignerFromBytes(/* 64-byte secret key */)
Mppx.create({ methods: [solana({ signer })] })

const res = await fetch('https://mail.payweave.services/inboxes/:slug/messages/:id')
const data = await res.json()
```

### mppx CLI ([docs](https://mpp.dev/sdk/typescript/cli))

```sh
npx mppx "https://mail.payweave.services/inboxes/:slug/messages/:id"
```

### Tempo Wallet ([docs](https://docs.tempo.xyz/cli/wallet))

```sh
tempo request "https://mail.payweave.services/inboxes/:slug/messages/:id"
```

### pay.sh — Solana Foundation ([docs](https://pay.sh))

```sh
pay --mainnet curl "https://mail.payweave.services/inboxes/:slug/messages/:id"
```

### agentcash CLI ([docs](https://www.npmjs.com/package/agentcash))

```sh
npx agentcash fetch "https://mail.payweave.services/inboxes/:slug/messages/:id" -m GET -p mpp
```

### x402 — Base / Solana USDC (x402-fetch) ([docs](https://x402.org))

```ts
import { wrapFetchWithPayment } from 'x402-fetch'
import { privateKeyToAccount } from 'viem/accounts'

const account = privateKeyToAccount('0x...') // Base USDC wallet
const fetchWithPay = wrapFetchWithPayment(fetch, account)

const res = await fetchWithPay('https://mail.payweave.services/inboxes/:slug/messages/:id')
const data = await res.json()
```

### x402 — agentcash CLI

```sh
npx agentcash fetch "https://mail.payweave.services/inboxes/:slug/messages/:id" -m GET -p x402
```