---
title: "Save automatic enhanced diligence RFI progress"
method: PATCH
path: "/v1/customers/{id}/pending-enhanced-diligence-rfi/progress"
tags: ["Customers"]
---

# Save automatic enhanced diligence RFI progress

`PATCH /v1/customers/{id}/pending-enhanced-diligence-rfi/progress`

## Request

- Base URL: `https://sandbox.api.infinite.dev`
- URL: `https://sandbox.api.infinite.dev/v1/customers/{id}/pending-enhanced-diligence-rfi/progress`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/infinite/apis/infinite-api/docs/v1/customers/:id/pending-enhanced-diligence-rfi/progress/patch.ts> (a function with typed inputs; its response is checked against the schema)

Customer-scoped alternative to hosted session progress for MCP and API clients.

## Path parameters

- `id` string, required

## Headers

- `X-API-Key` string

## Request body

- SavePendingEnhancedDiligenceRfiProgressDto
  - `data` object, required: RFI answers in hosted-session shape (nested objects) or flat requirement field paths. Example nested: `{ "businessData": { "sourceOfFunds": "revenue" } }`. Example flat: `{ "businessData.sourceOfFunds": "revenue" }`.
  - `markStepComplete` boolean: When true, marks the RFI step complete after saving.

## Response `200`

- SaveProgressResponseDto
  - `success` boolean, required
  - `stepId` string, required

## Other responses

- `401`: Unauthorized - Invalid or missing authentication credentials

## Changes

- **2026-10-16** `1a74e21ea95b`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/infinite/apis/infinite-api/changes/v1/customers/:id/pending-enhanced-diligence-rfi/progress/patch.md)

---

[API](https://skmtc.dev/infinite/apis/infinite-api.md) - [All operations](https://skmtc.dev/infinite/apis/infinite-api/llms.txt) - [OpenAPI document](https://skmtc.dev/infinite/apis/infinite-api/revisions/90065d3e6974?raw)