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API Reference
Cards
Inbound Mail Items

Inbound Mail Items represent pieces of physical mail delivered to a Lockbox Address.

Events
Your application can listen to webhooks about this resource. The events about Inbound Mail Items will have the categories "inbound_mail_item.created" or "inbound_mail_item.updated" .
The Inbound Mail Item object
{
  "checks": [
    {
      "amount": 1750,
      "back_file_id": "file_makxrc67oh9l6sg7w9yc",
      "check_deposit_id": "check_deposit_f06n9gpg7sxn8t19lfc1",
      "front_file_id": "file_makxrc67oh9l6sg7w9yc",
      "status": "deposited"
    },
    {
      "amount": 1750,
      "back_file_id": "file_makxrc67oh9l6sg7w9yc",
      "check_deposit_id": "check_deposit_f06n9gpg7sxn8t19lfc1",
      "front_file_id": "file_makxrc67oh9l6sg7w9yc",
      "status": "deposited"
    }
  ],
  "created_at": "2020-01-31T23:59:59Z",
  "file_id": "file_makxrc67oh9l6sg7w9yc",
  "id": "inbound_mail_item_q6rrg7mmqpplx80zceev",
  "lockbox_address_id": "lockbox_address_lw6sbzl9ol5dfd8hdml6",
  "lockbox_recipient_id": "lockbox_3xt21ok13q19advds4t5",
  "recipient_name": "Ian Crease",
  "rejection_reason": null,
  "status": "processed",
  "type": "inbound_mail_item"
}
Attributes
checks
array

The checks in the mail item.

created_at
string

The ISO 8601 time at which the Inbound Mail Item was created.

file_id
string

The identifier for the File containing the scanned contents of the mail item.

More about Files.
id
string

The Inbound Mail Item identifier.

lockbox_address_id
string

The identifier for the Lockbox Address that received this mail item.

More about Lockbox Addresses.
lockbox_recipient_id
string
Nullable

The identifier for the Lockbox Recipient that received this mail item. For mail items that could not be routed to a Lockbox Recipient, this will be null.

More about Lockbox Recipients.
recipient_name
string
Nullable

The recipient name as written on the mail item.

rejection_reason
enum
Nullable

If the mail item has been rejected, why it was rejected.

status
enum

If the mail item has been processed.

type
string

A constant representing the object’s type. For this resource it will always be inbound_mail_item.

List Inbound Mail Items
curl \
  --url "${INCREASE_URL}/inbound_mail_items" \
  -H "Authorization: Bearer ${INCREASE_API_KEY}"
import Increase from 'increase';

const client = new Increase({
  apiKey: process.env['INCREASE_API_KEY'], // This is the default and can be omitted
});

// Automatically fetches more pages as needed.
for await (const inboundMailItem of client.inboundMailItems.list()) {
  console.log(inboundMailItem.id);
}
import os
from increase import Increase

client = Increase(
    api_key=os.environ.get("INCREASE_API_KEY"),  # This is the default and can be omitted
)
page = client.inbound_mail_items.list()
page = page.data[0]
print(page.id)
require "increase"

increase = Increase::Client.new(
  api_key: ENV["INCREASE_API_KEY"] # This is the default and can be omitted
)

page = increase.inbound_mail_items.list

puts(page)
package main

import (
	"context"
	"fmt"
	"os"

	"github.com/Increase/increase-go"
	"github.com/Increase/increase-go/option"
)

func main() {
	client := increase.NewClient(
		option.WithAPIKey(os.Getenv("INCREASE_API_KEY")), // This is the default and can be omitted
	)
	page, err := client.InboundMailItems.List(context.TODO(), increase.InboundMailItemListParams{})
	if err != nil {
		panic(err.Error())
	}
	fmt.Printf("%+v\n", page)
}
package com.increase.api.example;

import com.increase.api.client.IncreaseClient;
import com.increase.api.client.okhttp.IncreaseOkHttpClient;
import com.increase.api.models.inboundmailitems.InboundMailItemListPage;
import com.increase.api.models.inboundmailitems.InboundMailItemListParams;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        IncreaseClient client = IncreaseOkHttpClient.fromEnv();

        InboundMailItemListPage page = client.inboundMailItems().list();
    }
}
package com.increase.api.example

import com.increase.api.client.IncreaseClient
import com.increase.api.client.okhttp.IncreaseOkHttpClient
import com.increase.api.models.inboundmailitems.InboundMailItemListPage
import com.increase.api.models.inboundmailitems.InboundMailItemListParams

fun main() {
    val client: IncreaseClient = IncreaseOkHttpClient.fromEnv()

    val page: InboundMailItemListPage = client.inboundMailItems().list()
}
<?php

require_once dirname(__DIR__) . '/vendor/autoload.php';

use Increase\Client;
use Increase\Core\Exceptions\APIException;

$client = new Client(apiKey: getenv('INCREASE_API_KEY'));

try {
  $page = $client->inboundMailItems->list(
    createdAt: [
      'after' => new \DateTimeImmutable('2019-12-27T18:11:19.117Z'),
      'before' => new \DateTimeImmutable('2019-12-27T18:11:19.117Z'),
      'onOrAfter' => new \DateTimeImmutable('2019-12-27T18:11:19.117Z'),
      'onOrBefore' => new \DateTimeImmutable('2019-12-27T18:11:19.117Z'),
    ],
    cursor: 'cursor',
    limit: 1,
    lockboxAddressID: 'lockbox_address_id',
    lockboxRecipientID: 'lockbox_recipient_id',
  );

  var_dump($page);
} catch (APIException $e) {
  echo $e->getMessage();
}
using System;
using Increase.Api;
using Increase.Api.Models.InboundMailItems;

IncreaseClient client = new();

InboundMailItemListParams parameters = new();

var page = await client.InboundMailItems.List(parameters);
await foreach (var item in page.Paginate())
{
    Console.WriteLine(item);
}
Returns a list response :
{
  "data": [
    { /* Inbound Mail Item object */ },
    { /* Inbound Mail Item object */ }
    /* ... */
  ],
  "next_cursor": "v57w5d",
}
Parameters
lockbox_recipient_id
string

Filter Inbound Mail Items to ones sent to the provided Lockbox Recipient.

More about Lockbox Recipients.
lockbox_address_id
string

Filter Inbound Mail Items to ones sent to the provided Lockbox Address.

More about Lockbox Addresses.
More
cursor
string
limit
integer
created_at.after
string
created_at.before
string
created_at.on_or_after
string
created_at.on_or_before
string
Retrieve an Inbound Mail Item
curl \
  --url "${INCREASE_URL}/inbound_mail_items/inbound_mail_item_q6rrg7mmqpplx80zceev" \
  -H "Authorization: Bearer ${INCREASE_API_KEY}"
import Increase from 'increase';

const client = new Increase({
  apiKey: process.env['INCREASE_API_KEY'], // This is the default and can be omitted
});

const inboundMailItem = await client.inboundMailItems.retrieve(
  'inbound_mail_item_q6rrg7mmqpplx80zceev',
);

console.log(inboundMailItem.id);
import os
from increase import Increase

client = Increase(
    api_key=os.environ.get("INCREASE_API_KEY"),  # This is the default and can be omitted
)
inbound_mail_item = client.inbound_mail_items.retrieve(
    "inbound_mail_item_q6rrg7mmqpplx80zceev",
)
print(inbound_mail_item.id)
require "increase"

increase = Increase::Client.new(
  api_key: ENV["INCREASE_API_KEY"] # This is the default and can be omitted
)

inbound_mail_item = increase.inbound_mail_items.retrieve("inbound_mail_item_q6rrg7mmqpplx80zceev")

puts(inbound_mail_item)
package main

import (
	"context"
	"fmt"
	"os"

	"github.com/Increase/increase-go"
	"github.com/Increase/increase-go/option"
)

func main() {
	client := increase.NewClient(
		option.WithAPIKey(os.Getenv("INCREASE_API_KEY")), // This is the default and can be omitted
	)
	inboundMailItem, err := client.InboundMailItems.Get(context.TODO(), "inbound_mail_item_q6rrg7mmqpplx80zceev")
	if err != nil {
		panic(err.Error())
	}
	fmt.Printf("%+v\n", inboundMailItem.ID)
}
package com.increase.api.example;

import com.increase.api.client.IncreaseClient;
import com.increase.api.client.okhttp.IncreaseOkHttpClient;
import com.increase.api.models.inboundmailitems.InboundMailItem;
import com.increase.api.models.inboundmailitems.InboundMailItemRetrieveParams;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        IncreaseClient client = IncreaseOkHttpClient.fromEnv();

        InboundMailItem inboundMailItem = client.inboundMailItems().retrieve("inbound_mail_item_q6rrg7mmqpplx80zceev");
    }
}
package com.increase.api.example

import com.increase.api.client.IncreaseClient
import com.increase.api.client.okhttp.IncreaseOkHttpClient
import com.increase.api.models.inboundmailitems.InboundMailItem
import com.increase.api.models.inboundmailitems.InboundMailItemRetrieveParams

fun main() {
    val client: IncreaseClient = IncreaseOkHttpClient.fromEnv()

    val inboundMailItem: InboundMailItem = client.inboundMailItems().retrieve("inbound_mail_item_q6rrg7mmqpplx80zceev")
}
<?php

require_once dirname(__DIR__) . '/vendor/autoload.php';

use Increase\Client;
use Increase\Core\Exceptions\APIException;

$client = new Client(apiKey: getenv('INCREASE_API_KEY'));

try {
  $inboundMailItem = $client->inboundMailItems->retrieve(
    'inbound_mail_item_q6rrg7mmqpplx80zceev'
  );

  var_dump($inboundMailItem);
} catch (APIException $e) {
  echo $e->getMessage();
}
using System;
using Increase.Api;
using Increase.Api.Models.InboundMailItems;

IncreaseClient client = new();

InboundMailItemRetrieveParams parameters = new()
{
    InboundMailItemID = "inbound_mail_item_q6rrg7mmqpplx80zceev"
};

var inboundMailItem = await client.InboundMailItems.Retrieve(parameters);

Console.WriteLine(inboundMailItem);
Parameters
inbound_mail_item_id
string
Required

The identifier of the Inbound Mail Item to retrieve.

More about Inbound Mail Items.
Action an Inbound Mail Item
curl -X "POST" \
  --url "${INCREASE_URL}/inbound_mail_items/inbound_mail_item_q6rrg7mmqpplx80zceev/action" \
  -H "Authorization: Bearer ${INCREASE_API_KEY}" \
  -H "Content-Type: application/json" \
  -d $'{
    "checks": [
      {
        "account_id": "account_in71c4amph0vgo2qllky",
        "action": "deposit"
      },
      {
        "action": "ignore"
      }
    ]
  }'
import Increase from 'increase';

const client = new Increase({
  apiKey: process.env['INCREASE_API_KEY'], // This is the default and can be omitted
});

const inboundMailItem = await client.inboundMailItems.action(
  'inbound_mail_item_q6rrg7mmqpplx80zceev',
  { checks: [{ action: 'deposit' }, { action: 'ignore' }] },
);

console.log(inboundMailItem.id);
import os
from increase import Increase

client = Increase(
    api_key=os.environ.get("INCREASE_API_KEY"),  # This is the default and can be omitted
)
inbound_mail_item = client.inbound_mail_items.action(
    inbound_mail_item_id="inbound_mail_item_q6rrg7mmqpplx80zceev",
    checks=[{
        "action": "deposit"
    }, {
        "action": "ignore"
    }],
)
print(inbound_mail_item.id)
require "increase"

increase = Increase::Client.new(
  api_key: ENV["INCREASE_API_KEY"] # This is the default and can be omitted
)

inbound_mail_item = increase.inbound_mail_items.action(
  "inbound_mail_item_q6rrg7mmqpplx80zceev",
  checks: [{action: :deposit}, {action: :ignore}]
)

puts(inbound_mail_item)
package main

import (
	"context"
	"fmt"
	"os"

	"github.com/Increase/increase-go"
	"github.com/Increase/increase-go/option"
)

func main() {
	client := increase.NewClient(
		option.WithAPIKey(os.Getenv("INCREASE_API_KEY")), // This is the default and can be omitted
	)
	inboundMailItem, err := client.InboundMailItems.Action(
		context.TODO(),
		"inbound_mail_item_q6rrg7mmqpplx80zceev",
		increase.InboundMailItemActionParams{
			Checks: increase.F([]increase.InboundMailItemActionParamsCheck{{
				Action: increase.F(increase.InboundMailItemActionParamsChecksActionDeposit),
			}, {
				Action: increase.F(increase.InboundMailItemActionParamsChecksActionIgnore),
			}}),
		},
	)
	if err != nil {
		panic(err.Error())
	}
	fmt.Printf("%+v\n", inboundMailItem.ID)
}
package com.increase.api.example;

import com.increase.api.client.IncreaseClient;
import com.increase.api.client.okhttp.IncreaseOkHttpClient;
import com.increase.api.models.inboundmailitems.InboundMailItem;
import com.increase.api.models.inboundmailitems.InboundMailItemActionParams;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        IncreaseClient client = IncreaseOkHttpClient.fromEnv();

        InboundMailItemActionParams params = InboundMailItemActionParams.builder()
            .inboundMailItemId("inbound_mail_item_q6rrg7mmqpplx80zceev")
            .addCheck(InboundMailItemActionParams.Check.builder()
                .action(InboundMailItemActionParams.Check.Action.DEPOSIT)
                .build())
            .addCheck(InboundMailItemActionParams.Check.builder()
                .action(InboundMailItemActionParams.Check.Action.IGNORE)
                .build())
            .build();
        InboundMailItem inboundMailItem = client.inboundMailItems().action(params);
    }
}
package com.increase.api.example

import com.increase.api.client.IncreaseClient
import com.increase.api.client.okhttp.IncreaseOkHttpClient
import com.increase.api.models.inboundmailitems.InboundMailItem
import com.increase.api.models.inboundmailitems.InboundMailItemActionParams

fun main() {
    val client: IncreaseClient = IncreaseOkHttpClient.fromEnv()

    val params: InboundMailItemActionParams = InboundMailItemActionParams.builder()
        .inboundMailItemId("inbound_mail_item_q6rrg7mmqpplx80zceev")
        .addCheck(InboundMailItemActionParams.Check.builder()
            .action(InboundMailItemActionParams.Check.Action.DEPOSIT)
            .build())
        .addCheck(InboundMailItemActionParams.Check.builder()
            .action(InboundMailItemActionParams.Check.Action.IGNORE)
            .build())
        .build()
    val inboundMailItem: InboundMailItem = client.inboundMailItems().action(params)
}
<?php

require_once dirname(__DIR__) . '/vendor/autoload.php';

use Increase\Client;
use Increase\Core\Exceptions\APIException;

$client = new Client(apiKey: getenv('INCREASE_API_KEY'));

try {
  $inboundMailItem = $client->inboundMailItems->action(
    'inbound_mail_item_q6rrg7mmqpplx80zceev',
    checks: [
      ['action' => 'deposit', 'accountID' => 'account_in71c4amph0vgo2qllky'],
      ['action' => 'ignore', 'accountID' => 'account_in71c4amph0vgo2qllky'],
    ],
  );

  var_dump($inboundMailItem);
} catch (APIException $e) {
  echo $e->getMessage();
}
using System;
using Increase.Api;
using InboundMailItems = Increase.Api.Models.InboundMailItems;

IncreaseClient client = new();

InboundMailItems::InboundMailItemActionParams parameters = new()
{
    InboundMailItemID = "inbound_mail_item_q6rrg7mmqpplx80zceev",
    Checks =
    [
        new()
        {
            Action = InboundMailItems::Action.Deposit,
            AccountID = "account_in71c4amph0vgo2qllky",
        },
        new()
        {
            Action = InboundMailItems::Action.Ignore,
            AccountID = "account_in71c4amph0vgo2qllky",
        },
    ],
};

var inboundMailItem = await client.InboundMailItems.Action(parameters);

Console.WriteLine(inboundMailItem);
Parameters
inbound_mail_item_id
string
Required

The identifier of the Inbound Mail Item to action.

More about Inbound Mail Items.
checks
array
Required

The actions to perform on the Inbound Mail Item.

Sandbox: Create an Inbound Mail Item

Simulates an Inbound Mail Item to one of your Lockbox Addresses or Lockbox Recipients, as if someone had mailed a physical check.

curl -X "POST" \
  --url "${INCREASE_URL}/simulations/inbound_mail_items" \
  -H "Authorization: Bearer ${INCREASE_API_KEY}" \
  -H "Content-Type: application/json" \
  -d $'{
    "amount": 1000,
    "lockbox_recipient_id": "lockbox_3xt21ok13q19advds4t5"
  }'
import Increase from 'increase';

const client = new Increase({
  apiKey: process.env['INCREASE_API_KEY'], // This is the default and can be omitted
});

const inboundMailItem = await client.simulations.inboundMailItems.create({ amount: 1000 });

console.log(inboundMailItem.id);
import os
from increase import Increase

client = Increase(
    api_key=os.environ.get("INCREASE_API_KEY"),  # This is the default and can be omitted
)
inbound_mail_item = client.simulations.inbound_mail_items.create(
    amount=1000,
)
print(inbound_mail_item.id)
require "increase"

increase = Increase::Client.new(
  api_key: ENV["INCREASE_API_KEY"] # This is the default and can be omitted
)

inbound_mail_item = increase.simulations.inbound_mail_items.create(amount: 1000)

puts(inbound_mail_item)
package main

import (
	"context"
	"fmt"
	"os"

	"github.com/Increase/increase-go"
	"github.com/Increase/increase-go/option"
)

func main() {
	client := increase.NewClient(
		option.WithAPIKey(os.Getenv("INCREASE_API_KEY")), // This is the default and can be omitted
	)
	inboundMailItem, err := client.Simulations.InboundMailItems.New(context.TODO(), increase.SimulationInboundMailItemNewParams{
		Amount: increase.F(int64(1000)),
	})
	if err != nil {
		panic(err.Error())
	}
	fmt.Printf("%+v\n", inboundMailItem.ID)
}
package com.increase.api.example;

import com.increase.api.client.IncreaseClient;
import com.increase.api.client.okhttp.IncreaseOkHttpClient;
import com.increase.api.models.inboundmailitems.InboundMailItem;
import com.increase.api.models.simulations.inboundmailitems.InboundMailItemCreateParams;

public final class Main {
    private Main() {}

    public static void main(String[] args) {
        IncreaseClient client = IncreaseOkHttpClient.fromEnv();

        InboundMailItemCreateParams params = InboundMailItemCreateParams.builder()
            .amount(1000L)
            .build();
        InboundMailItem inboundMailItem = client.simulations().inboundMailItems().create(params);
    }
}
package com.increase.api.example

import com.increase.api.client.IncreaseClient
import com.increase.api.client.okhttp.IncreaseOkHttpClient
import com.increase.api.models.inboundmailitems.InboundMailItem
import com.increase.api.models.simulations.inboundmailitems.InboundMailItemCreateParams

fun main() {
    val client: IncreaseClient = IncreaseOkHttpClient.fromEnv()

    val params: InboundMailItemCreateParams = InboundMailItemCreateParams.builder()
        .amount(1000L)
        .build()
    val inboundMailItem: InboundMailItem = client.simulations().inboundMailItems().create(params)
}
<?php

require_once dirname(__DIR__) . '/vendor/autoload.php';

use Increase\Client;
use Increase\Core\Exceptions\APIException;

$client = new Client(apiKey: getenv('INCREASE_API_KEY'));

try {
  $inboundMailItem = $client->simulations->inboundMailItems->create(
    amount: 1000,
    contentsFileID: 'contents_file_id',
    lockboxAddressID: 'lockbox_address_id',
    lockboxRecipientID: 'lockbox_3xt21ok13q19advds4t5',
  );

  var_dump($inboundMailItem);
} catch (APIException $e) {
  echo $e->getMessage();
}
using System;
using Increase.Api;
using Increase.Api.Models.Simulations.InboundMailItems;

IncreaseClient client = new();

InboundMailItemCreateParams parameters = new() { Amount = 1000 };

var inboundMailItem = await client.Simulations.InboundMailItems.Create(parameters);

Console.WriteLine(inboundMailItem);
Parameters
amount
integer
Required

The amount of the check to be simulated, in cents.

contents_file_id
string

The file containing the PDF contents. If not present, a default check image file will be used.

More about Files.
lockbox_address_id
string

The identifier of the Lockbox Address to simulate inbound mail to.

More about Lockbox Addresses.
lockbox_recipient_id
string

The identifier of the Lockbox Recipient to simulate inbound mail to.

More about Lockbox Recipients.