> ## Documentation Index > Fetch the complete documentation index at: https://docs.endaoment.org/llms.txt > Use this file to discover all available pages before exploring further. # Submit settled grant > Server-to-server partner grant intake after the partner has settled the inbound custodian transfer. Authorized by the tech-platform API key alone — no donor bearer token or acting-user context required. ## OpenAPI ````yaml https://api.endaoment.org/oas-json post /v1/transfers/partner/grant-submissions openapi: 3.0.0 info: title: Endaoment API description: >- The official Endaoment API endpoints. Dev (canary) = newest features; Staging (stable) = pre-production. version: 0.0.0-dev contact: {} servers: - url: https://api.endaoment.org description: Production security: [] tags: - name: Partner Endpoints description: Tech-platform partner server-to-server APIs - name: Authentication description: OAuth callers, API keys, and session verification - name: Funds description: Donor-advised fund lifecycle - name: Donations description: Donation pledges, supported assets, and impact totals - name: Portfolios description: Investment portfolio catalog - name: Nonprofit Organizations description: Nonprofit lookup, subprojects, and missing-org intake - name: Grant Transfers description: Grant and entity transfers - name: Collaboration description: Collaborator recommendations and fund collaboration - name: Activity description: Public and scoped activity feeds paths: /v1/transfers/partner/grant-submissions: post: tags: - Partner Endpoints summary: Submit settled grant description: >- Server-to-server partner grant intake after the partner has settled the inbound custodian transfer. Authorized by the tech-platform API key alone — no donor bearer token or acting-user context required. operationId: InternalTransfersController_createPartnerGrantSubmission_v1 parameters: - name: x-api-key in: header description: >- Tech-platform API key for a partner configured for settled operations required: true schema: type: string requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/PartnerGrantSubmissionInputDto' responses: '200': description: Idempotent replay of an existing partner grant submission content: application/json: schema: $ref: '#/components/schemas/PartnerGrantSubmissionDto' '201': description: Partner grant submission created content: application/json: schema: $ref: '#/components/schemas/PartnerGrantSubmissionDto' '400': description: Malformed input or semantic validation failure '401': description: Missing or invalid tech-platform API key '403': description: >- Partner is not configured for settled operations or does not own the origin fund '404': description: Origin fund, destination org, or destination subproject not found '409': description: Idempotency or funding-transfer replay conflict '413': description: Request body exceeds the partner grant submission size limit '422': description: >- Partner account metadata or reported identifiers do not match configured records security: - ApiKey: [] components: schemas: PartnerGrantSubmissionInputDto: type: object properties: idempotencyKey: type: string description: Client-generated idempotency key for transport-level replay format: uuid example: 8fc9cf75-7813-4f2f-95d6-7c9f84f0f6ef originFundId: type: string description: Origin fund id for the partner-managed DAF format: uuid example: 2b8108d8-30fc-4c62-9b93-07ee1f8b8455 inboundCustodianTransfer: $ref: '#/components/schemas/PartnerGrantInboundCustodianTransferDto' grants: description: Grant instructions for this submission minItems: 1 maxItems: 50 type: array items: $ref: '#/components/schemas/PartnerGrantInstructionDto' required: - idempotencyKey - originFundId - inboundCustodianTransfer - grants PartnerGrantSubmissionDto: type: object properties: id: type: string format: uuid partnerId: type: string originFundId: type: string format: uuid status: type: string enum: - Accepted - RedeemQueued - RedeemSubmitted - RedeemRegistered - InsufficientGrantingAccountBalance - GrantingAccountToCircleRequested - GrantingAccountToCircleCompleted - CircleToAmpSubmitted - AmpTransferCompleted - ConsolidatedToFund - Failed - Cancelled inboundCustodianTransfer: $ref: '#/components/schemas/PartnerGrantInboundCustodianTransferResponseDto' grants: type: array items: $ref: '#/components/schemas/PartnerGrantSubmissionGrantDto' required: - id - partnerId - originFundId - status - inboundCustodianTransfer - grants PartnerGrantInboundCustodianTransferDto: type: object properties: amountMicroDollars: type: string description: Settled inbound custodian transfer amount in microdollars example: '125000000000' partnerFundingTransferId: type: string description: Partner's stable business id for the inbound funding transfer example: alt-journal-987654 maxLength: 127 sourcePartnerAccountIdentifier: type: string description: >- Opaque partner correlation identifier for the source DAF. Not a custodial account number. example: 550e8400-e29b-41d4-a716-446655440000 minLength: 8 maxLength: 64 destinationPartnerAccountIdentifier: type: string description: >- Opaque partner correlation identifier for the destination sundry account. Not a custodial account number. example: f4b9d2c8-1e6a-4a3f-b5d7-08c92e6f4a17 minLength: 8 maxLength: 64 settledAtUtc: format: date-time type: string description: >- UTC timestamp when the inbound custodian transfer settled on the partner side example: '2026-05-04T14:32:01.000Z' required: - amountMicroDollars - partnerFundingTransferId - sourcePartnerAccountIdentifier - destinationPartnerAccountIdentifier - settledAtUtc PartnerGrantInstructionDto: type: object properties: destinationOrgId: type: object description: Destination organization id format: uuid nullable: true destinationSubprojectId: type: object description: Destination subproject id format: uuid nullable: true amountMicroDollars: type: string description: Grant line amount in microdollars example: '75000000000' specialInstructions: type: object description: Optional binding instructions for the receiving organization maxLength: 2000 nullable: true hideMyInfoFromOrg: type: boolean description: >- When true, donor identity is hidden from the destination organization default: false required: - amountMicroDollars PartnerGrantInboundCustodianTransferResponseDto: type: object properties: amountMicroDollars: type: string description: Inbound transfer amount in microdollars example: '125000000000' status: type: string description: Reported settlement status example: ReportedSettled partnerFundingTransferId: type: string description: Partner's stable business id for the inbound funding transfer sourcePartnerAccountIdentifier: type: string description: Reported source partner account identifier destinationPartnerAccountIdentifier: type: string description: Reported destination partner account identifier settledAtUtc: type: string description: Reported settlement timestamp in ISO-8601 format required: - amountMicroDollars - status - partnerFundingTransferId - sourcePartnerAccountIdentifier - destinationPartnerAccountIdentifier - settledAtUtc PartnerGrantSubmissionGrantDto: type: object properties: asyncGrantTransferId: type: string description: Created async grant transfer id format: uuid destinationOrgId: type: object description: Destination organization id format: uuid nullable: true destinationSubprojectId: type: object description: Destination subproject id format: uuid nullable: true amountMicroDollars: type: string description: Grant line amount in microdollars example: '75000000000' specialInstructions: type: object description: Special instructions nullable: true hideMyInfoFromOrg: type: boolean description: Whether donor identity is hidden from the destination organization asyncGrantStatus: type: string description: Async grant status enum: - PendingLiquidation - Liquidated - Cancelled required: - asyncGrantTransferId - amountMicroDollars - hideMyInfoFromOrg - asyncGrantStatus securitySchemes: ApiKey: type: apiKey in: header name: x-api-key ````