---
title: "Api Quiz Ai Feedback"
method: POST
path: "/api/learning/quiz-feedback"
tags: ["Education"]
---

# Api Quiz Ai Feedback

`POST /api/learning/quiz-feedback`

## Request

- Base URL: `https://www.oxfordledge.com` (the document declares no server; this is the origin it was published from)
- URL: `https://www.oxfordledge.com/api/learning/quiz-feedback`
- Auth: none declared

AI-powered personalized feedback on quiz answers. Researcher tier and up.

Accepts the quiz context (question, answer, correctness) and returns
a streamed AI response with personalized explanation.

S49 CYCLE5 #4 (Khan): lowered from professional-only to plus-and-up.

LEARN Phase 4 (2026-04-17, OWNER decision #1) shipped lifetime
1-free-use semantics. User-sim 2026-05-06 Item A (OWNER ratified)
swapped that for a windowed weekly quota; OWNER 2026-05-10 bumped
the cap from 5/wk to 20/wk so free-tier users get 20 AI quiz
explanations per ISO calendar week, refilling Sunday evening
(Mon 00:00 ET = ISO week_start). The counter lives in
user_ai_feature_window_usage (v59 schema). The lifetime v44 table
+ helpers stay around for sibling AI features that retain the
1-lifetime-use policy.

## Response `200`

Successful Response

- unknown

---

[API](https://skmtc.dev/oxfordledge/apis/oxford-ledge-api.md) · [All operations](https://skmtc.dev/oxfordledge/apis/oxford-ledge-api/llms.txt) · [OpenAPI document](https://skmtc.dev/oxfordledge/apis/oxford-ledge-api/revisions/e832a1260f0b?raw)