Add budget line

POST/api/v1/budgets/{budget_id}/lines

Add a budget line item for a ledger account.

Operation ID: add_budget_line·View as markdown·OpenAPI slice

Authentication

Bearer token authentication. Pass your DayZero API token in the Authorization header and the target business UUID in x-business-id.

Parameters

Path

budget_idstringrequired

Request body

Schema: BudgetLineCreateRequest

ledger_idstringrequired: Ledger account UUID for this budget line.
jan_amountinteger: January budget amount in cents.
feb_amountinteger: February budget amount in cents.
mar_amountinteger: March budget amount in cents.
apr_amountinteger: April budget amount in cents.
may_amountinteger: May budget amount in cents.
jun_amountinteger: June budget amount in cents.
jul_amountinteger: July budget amount in cents.
aug_amountinteger: August budget amount in cents.
sep_amountinteger: September budget amount in cents.
oct_amountinteger: October budget amount in cents.
nov_amountinteger: November budget amount in cents.
dec_amountinteger: December budget amount in cents.
notesstring: Optional notes for this line.

Responses

201Successful Response

Schema: SuccessEnvelope_BudgetLineResponse_

successboolean
messagestring
codestring
dataBudgetLineResponse

400Bad Request - Invalid input

Schema: ErrorResponse

errorstringrequired: Error category: validation_error, unauthorized, forbidden, not_found, conflict, rate_limited, server_error, or service_unavailable.
messagestringrequired: Human-readable explanation, safe to show to end users.
codestringrequired: Stable machine-readable code in CATEGORY_NNN form (e.g. NOT_FOUND_006, AUTH_010, GEN_002).
request_idstring: Correlation id for support requests. Echoes the x-request-id request header when one was supplied.
errorsobject: Field-level validation messages keyed by field name. Present on 400/422 validation failures only.

401Unauthorized - Missing or expired token, an MCP OAuth token used against the REST API, or no access to this business

Schema: ErrorResponse

errorstringrequired: Error category: validation_error, unauthorized, forbidden, not_found, conflict, rate_limited, server_error, or service_unavailable.
messagestringrequired: Human-readable explanation, safe to show to end users.
codestringrequired: Stable machine-readable code in CATEGORY_NNN form (e.g. NOT_FOUND_006, AUTH_010, GEN_002).
request_idstring: Correlation id for support requests. Echoes the x-request-id request header when one was supplied.
errorsobject: Field-level validation messages keyed by field name. Present on 400/422 validation failures only.

403Forbidden - Insufficient permissions

Schema: ErrorResponse

errorstringrequired: Error category: validation_error, unauthorized, forbidden, not_found, conflict, rate_limited, server_error, or service_unavailable.
messagestringrequired: Human-readable explanation, safe to show to end users.
codestringrequired: Stable machine-readable code in CATEGORY_NNN form (e.g. NOT_FOUND_006, AUTH_010, GEN_002).
request_idstring: Correlation id for support requests. Echoes the x-request-id request header when one was supplied.
errorsobject: Field-level validation messages keyed by field name. Present on 400/422 validation failures only.

404Not Found - Resource does not exist

Schema: ErrorResponse

errorstringrequired: Error category: validation_error, unauthorized, forbidden, not_found, conflict, rate_limited, server_error, or service_unavailable.
messagestringrequired: Human-readable explanation, safe to show to end users.
codestringrequired: Stable machine-readable code in CATEGORY_NNN form (e.g. NOT_FOUND_006, AUTH_010, GEN_002).
request_idstring: Correlation id for support requests. Echoes the x-request-id request header when one was supplied.
errorsobject: Field-level validation messages keyed by field name. Present on 400/422 validation failures only.

422Validation Error

Schema: ErrorResponse

errorstringrequired: Error category: validation_error, unauthorized, forbidden, not_found, conflict, rate_limited, server_error, or service_unavailable.
messagestringrequired: Human-readable explanation, safe to show to end users.
codestringrequired: Stable machine-readable code in CATEGORY_NNN form (e.g. NOT_FOUND_006, AUTH_010, GEN_002).
request_idstring: Correlation id for support requests. Echoes the x-request-id request header when one was supplied.
errorsobject: Field-level validation messages keyed by field name. Present on 400/422 validation failures only.

Code samples

POST/api/v1/budgets/{budget_id}/lines

bash

curl -X POST 'https://api.ondayzero.com/api/v1/budgets/{budget_id}/lines' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID' \
  -H 'Content-Type: application/json' \
  -d '{
  "apr_amount": 530000,
  "aug_amount": 520000,
  "dec_amount": 700000,
  "feb_amount": 520000,
  "jan_amount": 500000,
  "jul_amount": 510000,
  "jun_amount": 560000,
  "ledger_id": "019ab37c-1ed1-7000-8000-000000000001",
  "mar_amount": 550000,
  "may_amount": 540000,
  "nov_amount": 650000,
  "oct_amount": 600000,
  "sep_amount": 580000
}'