Core API — Transactions

naftiko: 1.0.0-alpha2
info:
  label: Core API — Transactions
  description: 'Core API — Transactions. 5 operations. Lead operation: List account transactions. Self-contained Naftiko capability
    covering one Marqeta business surface.'
  tags:
  - Marqeta
  - Transactions
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    MARQETA_API_KEY: MARQETA_API_KEY
capability:
  consumes:
  - type: http
    namespace: core-transactions
    baseUri: ''
    description: Core API — Transactions business capability. Self-contained, no shared references.
    resources:
    - name: accounts-account_token-transactions
      path: /accounts/{account_token}/transactions
      operations:
      - name: listaccounttransactions
        method: GET
        description: List account transactions
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: account_token
          in: path
          type: string
          description: Unique identifier of the credit account for which you want to retrieve transactions.
          required: true
        - name: count
          in: query
          type: integer
          description: Number of transaction resources to retrieve.
        - name: start_index
          in: query
          type: integer
          description: Starting index for pagination.
        - name: start_date
          in: query
          type: string
          description: Start date for transaction filter. Defaults to 30 days ago if not provided.
        - name: end_date
          in: query
          type: string
          description: End date for transaction filter. Defaults to current date if not provided.
        - name: status
          in: query
          type: string
          description: Filter by transaction status. Allowed values are PENDING, POSTED, DECLINED, and ERROR. When no status
            is provided, PENDING, POSTED, DECLINED, and ERROR transact
        - name: card_token
          in: query
          type: string
          description: Filter transactions by card token.
        - name: user_token
          in: query
          type: string
          description: Filter transactions by user token.
    - name: transactions
      path: /transactions
      operations:
      - name: gettransactions
        method: GET
        description: List transactions
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: count
          in: query
          type: integer
          description: The number of transactions to retrieve.
        - name: start_index
          in: query
          type: integer
          description: The sort order index of the first resource in the returned array.
        - name: fields
          in: query
          type: string
          description: Comma-delimited list of fields to return (`field_1,field_2`, and so on).
        - name: sort_by
          in: query
          type: string
          description: Field on which to sort.
        - name: start_date
          in: query
          type: string
          description: The starting date (or date-time) of a date range from which to return transactions.
        - name: end_date
          in: query
          type: string
          description: The ending date (or date-time) of a date range from which to return transactions.
        - name: type
          in: query
          type: string
          description: Comma-delimited list of transaction types to include.
        - name: user_token
          in: query
          type: string
          description: The unique identifier of the user account holder.
        - name: business_token
          in: query
          type: string
          description: The unique identifier of the business account holder.
        - name: acting_user_token
          in: query
          type: string
          description: The unique identifier of the acting user.
        - name: card_token
          in: query
          type: string
          description: The unique identifier of the card.
        - name: account_token
          in: query
          type: string
          description: Account token
        - name: state
          in: query
          type: string
          description: Comma-delimited list of transaction states to display.
        - name: version
          in: query
          type: string
          description: Specifies the API version for the request.
        - name: start_identifier
          in: query
          type: integer
          description: Start identifier
    - name: transactions-fundingsource-funding_source_token
      path: /transactions/fundingsource/{funding_source_token}
      operations:
      - name: gettransactionsfundingsourcefundingsourcetoken
        method: GET
        description: List transactions for a funding account
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: funding_source_token
          in: path
          type: string
          description: The unique identifier of the funding account.
          required: true
        - name: count
          in: query
          type: integer
          description: The number of transactions to retrieve.
        - name: start_index
          in: query
          type: integer
          description: The sort order index of the first resource in the returned array.
        - name: fields
          in: query
          type: string
          description: Comma-delimited list of fields to return (`field_1,field_2`, and so on).
        - name: sort_by
          in: query
          type: string
          description: Field on which to sort.
        - name: start_date
          in: query
          type: string
          description: The starting date (or date-time) of a date range from which to return transactions.
        - name: end_date
          in: query
          type: string
          description: The ending date (or date-time) of a date range from which to return transactions.
        - name: type
          in: query
          type: string
          description: Comma-delimited list of transaction types to include.
        - name: polarity
          in: query
          type: string
          description: Specifies whether to return credit or debit transactions.
        - name: version
          in: query
          type: string
          description: Specifies the API version for the request.
    - name: transactions-token
      path: /transactions/{token}
      operations:
      - name: gettransactionstoken
        method: GET
        description: Retrieve transaction
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: token
          in: path
          type: string
          description: The unique identifier of the transaction.
          required: true
        - name: fields
          in: query
          type: string
          description: Comma-delimited list of fields to return (`field_1,field_2`, and so on).
        - name: version
          in: query
          type: string
          description: Specifies the API version for the request.
    - name: transactions-token-related
      path: /transactions/{token}/related
      operations:
      - name: gettransactionstokenrelated
        method: GET
        description: List related transactions
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: token
          in: path
          type: string
          description: The unique identifier of the transaction.
          required: true
        - name: count
          in: query
          type: integer
          description: The number of transactions to retrieve.
        - name: start_index
          in: query
          type: integer
          description: The sort order index of the first resource in the returned array.
        - name: fields
          in: query
          type: string
          description: Comma-delimited list of fields to return (`field_1,field_2`, and so on).
        - name: sort_by
          in: query
          type: string
          description: Field on which to sort.
        - name: start_date
          in: query
          type: string
          description: The starting date (or date-time) of a date range from which to return transactions.
        - name: end_date
          in: query
          type: string
          description: The ending date (or date-time) of a date range from which to return transactions.
        - name: type
          in: query
          type: string
          description: Comma-delimited list of transaction types to include.
        - name: state
          in: query
          type: string
          description: Comma-delimited list of transaction states to display.
        - name: version
          in: query
          type: string
          description: Specifies the API version for the request.
    authentication:
      type: basic
      username: '{{env.MARQETA_USER}}'
      password: '{{env.MARQETA_PASS}}'
  exposes:
  - type: rest
    namespace: core-transactions-rest
    port: 8080
    description: REST adapter for Core API — Transactions. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1/accounts/{account-token}/transactions
      name: accounts-account-token-transactions
      description: REST surface for accounts-account_token-transactions.
      operations:
      - method: GET
        name: listaccounttransactions
        description: List account transactions
        call: core-transactions.listaccounttransactions
        with:
          account_token: rest.account_token
          count: rest.count
          start_index: rest.start_index
          start_date: rest.start_date
          end_date: rest.end_date
          status: rest.status
          card_token: rest.card_token
          user_token: rest.user_token
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/transactions
      name: transactions
      description: REST surface for transactions.
      operations:
      - method: GET
        name: gettransactions
        description: List transactions
        call: core-transactions.gettransactions
        with:
          count: rest.count
          start_index: rest.start_index
          fields: rest.fields
          sort_by: rest.sort_by
          start_date: rest.start_date
          end_date: rest.end_date
          type: rest.type
          user_token: rest.user_token
          business_token: rest.business_token
          acting_user_token: rest.acting_user_token
          card_token: rest.card_token
          account_token: rest.account_token
          state: rest.state
          version: rest.version
          start_identifier: rest.start_identifier
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/transactions/fundingsource/{funding-source-token}
      name: transactions-fundingsource-funding-source-token
      description: REST surface for transactions-fundingsource-funding_source_token.
      operations:
      - method: GET
        name: gettransactionsfundingsourcefundingsourcetoken
        description: List transactions for a funding account
        call: core-transactions.gettransactionsfundingsourcefundingsourcetoken
        with:
          funding_source_token: rest.funding_source_token
          count: rest.count
          start_index: rest.start_index
          fields: rest.fields
          sort_by: rest.sort_by
          start_date: rest.start_date
          end_date: rest.end_date
          type: rest.type
          polarity: rest.polarity
          version: rest.version
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/transactions/{token}
      name: transactions-token
      description: REST surface for transactions-token.
      operations:
      - method: GET
        name: gettransactionstoken
        description: Retrieve transaction
        call: core-transactions.gettransactionstoken
        with:
          token: rest.token
          fields: rest.fields
          version: rest.version
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/transactions/{token}/related
      name: transactions-token-related
      description: REST surface for transactions-token-related.
      operations:
      - method: GET
        name: gettransactionstokenrelated
        description: List related transactions
        call: core-transactions.gettransactionstokenrelated
        with:
          token: rest.token
          count: rest.count
          start_index: rest.start_index
          fields: rest.fields
          sort_by: rest.sort_by
          start_date: rest.start_date
          end_date: rest.end_date
          type: rest.type
          state: rest.state
          version: rest.version
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: core-transactions-mcp
    port: 9090
    transport: http
    description: MCP adapter for Core API — Transactions. One tool per consumed operation, routed inline through this capability's
      consumes block.
    tools:
    - name: list-account-transactions
      description: List account transactions
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: core-transactions.listaccounttransactions
      with:
        account_token: tools.account_token
        count: tools.count
        start_index: tools.start_index
        start_date: tools.start_date
        end_date: tools.end_date
        status: tools.status
        card_token: tools.card_token
        user_token: tools.user_token
      outputParameters:
      - type: object
        mapping: $.
    - name: list-transactions
      description: List transactions
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: core-transactions.gettransactions
      with:
        count: tools.count
        start_index: tools.start_index
        fields: tools.fields
        sort_by: tools.sort_by
        start_date: tools.start_date
        end_date: tools.end_date
        type: tools.type
        user_token: tools.user_token
        business_token: tools.business_token
        acting_user_token: tools.acting_user_token
        card_token: tools.card_token
        account_token: tools.account_token
        state: tools.state
        version: tools.version
        start_identifier: tools.start_identifier
      outputParameters:
      - type: object
        mapping: $.
    - name: list-transactions-funding-account
      description: List transactions for a funding account
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: core-transactions.gettransactionsfundingsourcefundingsourcetoken
      with:
        funding_source_token: tools.funding_source_token
        count: tools.count
        start_index: tools.start_index
        fields: tools.fields
        sort_by: tools.sort_by
        start_date: tools.start_date
        end_date: tools.end_date
        type: tools.type
        polarity: tools.polarity
        version: tools.version
      outputParameters:
      - type: object
        mapping: $.
    - name: retrieve-transaction
      description: Retrieve transaction
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: core-transactions.gettransactionstoken
      with:
        token: tools.token
        fields: tools.fields
        version: tools.version
      outputParameters:
      - type: object
        mapping: $.
    - name: list-related-transactions
      description: List related transactions
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: core-transactions.gettransactionstokenrelated
      with:
        token: tools.token
        count: tools.count
        start_index: tools.start_index
        fields: tools.fields
        sort_by: tools.sort_by
        start_date: tools.start_date
        end_date: tools.end_date
        type: tools.type
        state: tools.state
        version: tools.version
      outputParameters:
      - type: object
        mapping: $.