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GET
Get an invoice
Live capability. Melso runs this in production today. Partner keys reach it once your partner account is enabled. See Availability.

Authorizations

Authorization
string
header
required

Your partner secret key, mk_live_… for real companies or mk_test_… for test companies. Keep it on your servers. See Authentication.

Path Parameters

company_id
string<uuid>
required

The company's ID. Every company-scoped call works in exactly this company.

invoice_id
string<uuid>
required

Response

The invoice.

id
string<uuid>
required
version
string
required

A fingerprint of the invoice's fiscal content. Issuing requires the exact version the person reviewed.

type
enum<string>
required
Available options:
standard,
proforma,
corrective
status
enum<string>
required

draft until a person issues it. issued once numbered; sent once emailed; paid once marked paid.

Available options:
draft,
issued,
sent,
paid
issue_date
string<date>
required
customer_id
string<uuid>
required
lines
object[]
required
subtotal
string
required

An amount in euros as a decimal string with two decimals, such as "121.00".

Pattern: ^-?[0-9]+\.[0-9]{2}$
Example:

"121.00"

vat_amount
string
required

An amount in euros as a decimal string with two decimals, such as "121.00".

Pattern: ^-?[0-9]+\.[0-9]{2}$
Example:

"121.00"

irpf_amount
string
required

An amount in euros as a decimal string with two decimals, such as "121.00".

Pattern: ^-?[0-9]+\.[0-9]{2}$
Example:

"121.00"

total
string
required

An amount in euros as a decimal string with two decimals, such as "121.00".

Pattern: ^-?[0-9]+\.[0-9]{2}$
Example:

"121.00"

currency
string
required
Allowed value: "EUR"
created_at
string<date-time>
required
updated_at
string<date-time>
required
series
string | null

Set at issue. The issue year, such as 2026; R-2026 for a corrective.

number
integer | null

Set at issue, the next in the series.

due_date
string<date> | null
customer_name
string

The customer's name when the invoice was drafted.

customer_tax_id
string
irpf_rate
string

A decimal number as a string, such as "21" or "0.5".

Pattern: ^-?[0-9]{1,10}(\.[0-9]{1,6})?$
tax_label
enum<string>
Available options:
IVA,
IGIC
notes
string
fiscal_network
enum<string>

Where the invoice is registered, from the company's tax territory.

Available options:
verifactu,
ticketbai
verifactu_status
enum<string>

The registration state with VERI*FACTU or TicketBAI.

Available options:
pending,
registered,
error
pdf_ready
boolean
Available options:
pending,
creating,
active,
inactive,
error,
unknown
email_delivery_status
enum<string>
Available options:
pending,
sending,
sent,
error,
unknown
email_delivery_error
string | null
sent_at
string<date-time> | null
paid_at
string<date-time> | null
corrects_invoice_id
string<uuid> | null