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POST
/
accounting
/
projects
cURL
curl --request POST \
  --url https://api.maesn.dev/accounting/projects \
  --header 'Content-Type: application/json' \
  --header 'X-ACCOUNT-KEY: <x-account-key>' \
  --header 'X-API-KEY: <x-api-key>' \
  --data '
{
  "code": "9012",
  "contactId": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
  "currency": "EUR",
  "description": "Service and Maintenance Project",
  "endDate": "2021-01-01T00:00:00Z",
  "name": "Service und Unterhalt",
  "parentProjectId": "e587bs49-5be6-ee11-a201-6045bde98d28",
  "status": "ACTIVE",
  "startDate": "2021-01-01T00:00:00Z"
}
'
{
  "meta": {
    "warnings": [
      "Field not used by target system"
    ],
    "pagination": {
      "total": 125,
      "perPage": 50,
      "currentPage": 1,
      "totalPages": 3
    }
  },
  "data": {
    "id": "c1f85763-5be6-ee11-a201-6045bde98d28",
    "code": "9012",
    "createdDate": "2021-01-01T00:00:00Z",
    "contactId": "eaa28f49-6028-4b6e-bb12-d8f6278073fc",
    "currency": "EUR",
    "description": "Service and Maintenance Project",
    "endDate": "2021-01-01T00:00:00Z",
    "name": "Service und Unterhalt",
    "parentProjectId": "e587bs49-5be6-ee11-a201-6045bde98d28",
    "status": "ACTIVE",
    "startDate": "2021-01-01T00:00:00Z",
    "updatedDate": "2021-01-01T00:00:00Z"
  }
}

​
Field support per integration

This endpoint is asynchronous. If the request has not completed, the response returns a taskId. Use /asyncTask/{taskId} to check the task status and obtain the final result once it is ready.
Supported Request Parameters:
​
contactId
string
​
currency
enum
Available options (3-letter ISO 4217):
AED, AFN, ALL, AMD, ANG, AOA, ARS, AUD, AWG, AZN, BAM, BBD, BDT, BGN, BHD, BIF, BMD, BND, BOB, BRL, BSD, BTN, BWP, BYR, BZD, CAD, CDF, CHF, CLP, CNY, COP, CRC, CUC, CVE, CZK, DJF, DKK, DOP, DZD, EEK, EGP, ERN, ETB, EUR, FJD, FKP, GBP, GEL, GHS, GIP, GMD, GNF, GQE, GTQ, GYD, HKD, HNL, HRK, HTG, HUF, IDR, ILS, INR, IQD, IRR, ISK, JMD, JOD, JPY, KES, KGS, KHR, KMF, KPW, KRW, KWD, KYD, KZT, LAK, LBP, LKR, LRD, LSL, LTL, LVL, LYD, MAD, MDL, MGA, MKD, MMK, MNT, MOP, MRO, MUR, MVR, MWK, MXN, MYR, MZM, NAD, NGN, NIO, NOK, NPR, NZD, OMR, PAB, PEN, PGK, PHP, PKR, PLN, PYG, QAR, RON, RSD, RUB, SAR, SBD, SCR, SDG, SEK, SGD, SHP, SLL, SOS, SRD, SYP, SZL, THB, TJS, TMT, TND, TRY, TTD, TWD, TZS, UAH, UGX, USD, UYU, UZS, VEB, VND, VUV, WST, XAF, XCD, XDR, XOF, XPF, YER, ZAR, ZMK, ZWR
​
description
string
​
name
string
required
​
number
string
required
​
parentProjectId
string
If the project is a sub-project, parentProjectId should be the ID of the parent project.
​
status
string
Supported values: CLOSED, ACTIVE
Please ensure the query parameter environmentName is accurately populated with the appropriate environment. You can obtain this value by using the GET Environments endpoint available under the Authentication section.
Supported Request Parameters:
​
contactId
string
​
currency
enum
Available options (3-letter ISO 4217):
AED, AFN, ALL, AMD, ANG, AOA, ARS, AUD, AWG, AZN, BAM, BBD, BDT, BGN, BHD, BIF, BMD, BND, BOB, BRL, BSD, BTN, BWP, BYR, BZD, CAD, CDF, CHF, CLP, CNY, COP, CRC, CUC, CVE, CZK, DJF, DKK, DOP, DZD, EEK, EGP, ERN, ETB, EUR, FJD, FKP, GBP, GEL, GHS, GIP, GMD, GNF, GQE, GTQ, GYD, HKD, HNL, HRK, HTG, HUF, IDR, ILS, INR, IQD, IRR, ISK, JMD, JOD, JPY, KES, KGS, KHR, KMF, KPW, KRW, KWD, KYD, KZT, LAK, LBP, LKR, LRD, LSL, LTL, LVL, LYD, MAD, MDL, MGA, MKD, MMK, MNT, MOP, MRO, MUR, MVR, MWK, MXN, MYR, MZM, NAD, NGN, NIO, NOK, NPR, NZD, OMR, PAB, PEN, PGK, PHP, PKR, PLN, PYG, QAR, RON, RSD, RUB, SAR, SBD, SCR, SDG, SEK, SGD, SHP, SLL, SOS, SRD, SYP, SZL, THB, TJS, TMT, TND, TRY, TTD, TWD, TZS, UAH, UGX, USD, UYU, UZS, VEB, VND, VUV, WST, XAF, XCD, XDR, XOF, XPF, YER, ZAR, ZMK, ZWR
​
name
string

Headers

​
X-API-KEY
string
required

API key

Example:

"example value"

​
X-ACCOUNT-KEY
string
required

Account key

Example:

"example value"

Query Parameters

​
companyId
string
​
environmentName
string

Body

application/json
​
code
string
Example:

"9012"

​
contactId
string
Example:

"eaa28f49-6028-4b6e-bb12-d8f6278073fc"

​
currency
enum<string>
Available options:
AED,
AFN,
ALL,
AMD,
ANG,
AOA,
ARS,
AUD,
AWG,
AZN,
BAM,
BBD,
BDT,
BGN,
BHD,
BIF,
BMD,
BND,
BOB,
BRL,
BSD,
BTN,
BWP,
BYR,
BZD,
CAD,
CDF,
CHF,
CLP,
CNY,
COP,
CRC,
CUC,
CVE,
CZK,
DJF,
DKK,
DOP,
DZD,
EEK,
EGP,
ERN,
ETB,
EUR,
FJD,
FKP,
GBP,
GEL,
GHS,
GIP,
GMD,
GNF,
GQE,
GTQ,
GYD,
HKD,
HNL,
HRK,
HTG,
HUF,
IDR,
ILS,
INR,
IQD,
IRR,
ISK,
JMD,
JOD,
JPY,
KES,
KGS,
KHR,
KMF,
KPW,
KRW,
KWD,
KYD,
KZT,
LAK,
LBP,
LKR,
LRD,
LSL,
LTL,
LVL,
LYD,
MAD,
MDL,
MGA,
MKD,
MMK,
MNT,
MOP,
MRO,
MUR,
MVR,
MWK,
MXN,
MYR,
MZM,
NAD,
NGN,
NIO,
NOK,
NPR,
NZD,
OMR,
PAB,
PEN,
PGK,
PHP,
PKR,
PLN,
PYG,
QAR,
RON,
RSD,
RUB,
SAR,
SBD,
SCR,
SDG,
SEK,
SGD,
SHP,
SLL,
SOS,
SRD,
SYP,
SZL,
THB,
TJS,
TMT,
TND,
TRY,
TTD,
TWD,
TZS,
UAH,
UGX,
USD,
UYU,
UZS,
VEB,
VND,
VUV,
WST,
XAF,
XCD,
XDR,
XOF,
XPF,
YER,
ZAR,
ZMK,
ZWR
Example:

"EUR"

​
description
string
Example:

"Service and Maintenance Project"

​
endDate
string
Example:

"2021-01-01T00:00:00Z"

​
name
string
Example:

"Service und Unterhalt"

​
parentProjectId
string
Example:

"e587bs49-5be6-ee11-a201-6045bde98d28"

​
status
enum<string>
Available options:
ACTIVE,
CLOSED
Example:

"ACTIVE"

​
startDate
string
Example:

"2021-01-01T00:00:00Z"

Response

200 - application/json
​
meta
object
​
data
object
Last modified on June 10, 2026