# Zhihu, free: Zhihu question answer API

> 获取一个知乎问题下的回答列表。

Zhihu's Daily free quota plan for the Zhihu question answer API costs $0.00 per 1,000 answers. Zhihu's docs list 1 of the 4 fields on our checklist: Text.
We haven't run a Zhihu question answer API benchmark yet.
This plan is free. We rank 29 plans for Zhihu question answer APIs by price. Half the plans cost $0.60 or less per 1,000 answers.
[Qovia's top-up](https://datacircle.dev/zhihu-question-answer-apis/qovia/top-up/llms.txt) costs the least per 1,000 answers: $0.05. Qovia charges for each page of results. We count 20 answers on each page to get the $0.05 price. [InsightSocial's $95.88 yearly plan](https://datacircle.dev/zhihu-question-answer-apis/insightsocial/95-88-yearly/llms.txt) costs the least for 10,000 answers a month: $7.99.

- This page: https://datacircle.dev/zhihu-question-answer-apis/zhihu/free
- Get it: https://developer.zhihu.com/docs?key=billing_price&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- Request: `GET https://developer.zhihu.com/api/v1/content/question_answers`
- API key: with the plan, on https://developer.zhihu.com/docs?key=billing_price&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- Its API docs: https://developer.zhihu.com/docs?key=question_answers&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- Sold by: Zhihu (https://developer.zhihu.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 25%
- Text: ✓

## Price

- $ per 1,000 answers: $0.00
- Per: page of 50
- Billing: free

## Charges

- Also pays for: from the same budget: Question recommendations API

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: 获取一个知乎问题下的回答列表。

## Data

- Keep data: no limit
- Use data: 转载在知乎平台之外，无论出于商业或非商业目的，均应联系原作者获得单独授权，并注明原作者姓名及原始链接，注明「发表于知乎」；未经知乎的书面许可，不得用于自己的网站、用于技术（包括但不限于大语言模型、其他人工智能、算法模型等）研发或数据训练或者用于其他商业目的

## Plan

- Pay: $0
- You get: 100 requests a day
- Enough for: 100 pages a day
- Expires: at 00:00 Beijing time, when the daily quota resets, unused calls don't carry over

## Rate limit

- Per day: 100

## Speed

- Answer: in the call

## The call

- You send: QuestionUrl, X-Request-Timestamp header. Optional: Offset, Limit
- Method: GET
- Path: /api/v1/content/question_answers

## About the plan

- Plan: Daily free quota
- Who can get it: anyone with a Zhihu account (the platform is open to every user: an Access Secret is made in the personal center) (100 calls a day per tenant by default, 10 for low-quota users, such as accounts that haven't verified their real name)

## The 7 fields the plan's answer can hold

answer ID, answer URL, excerpt, content type, has more, next cursor, total results

## Zhihu's plans (2)

- [Zhihu, free](https://datacircle.dev/zhihu-question-answer-apis/zhihu/free/llms.txt): $0.00 per 1,000, 25% complete
- [Zhihu, top-up](https://datacircle.dev/zhihu-question-answer-apis/zhihu/top-up/llms.txt): $0.06 per 1,000, 25% complete

## Zhihu's calls for this API (1)

- `GET /api/v1/content/question_answers`: [Zhihu, free](https://datacircle.dev/zhihu-question-answer-apis/zhihu/free/llms.txt)

## Zhihu's APIs (2)

- [Zhihu: Zhihu question answer API pricing, 2 plans](https://datacircle.dev/zhihu-question-answer-apis/zhihu/free/llms.txt)
- [Zhihu: web search API pricing, 2 plans](https://datacircle.dev/web-search-apis/zhihu/free/llms.txt)

## Zhihu: Zhihu question answer API alternatives

- [Qovia, top-up](https://datacircle.dev/zhihu-question-answer-apis/qovia/top-up/llms.txt): $0.05 per 1,000, 100% complete, live
- [DataXAPI, $500 pack](https://datacircle.dev/zhihu-question-answer-apis/dataxapi/500-pack/llms.txt): $0.083 per 1,000, 75% complete, live
- [AIsa, $19 monthly](https://datacircle.dev/zhihu-question-answer-apis/aisa/19-monthly/llms.txt): $0.127 per 1,000, 0% complete
- [SandBase, top-up](https://datacircle.dev/zhihu-question-answer-apis/sandbase/top-up/llms.txt): $0.20 per 1,000, 25% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

- https://developer.zhihu.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- https://developer.zhihu.com/docs?key=authorization&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- https://developer.zhihu.com/docs?key=billing_price&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- https://developer.zhihu.com/docs?key=question_answers&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- https://developer.zhihu.com/docs?key=question_recommendations&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- https://developer.zhihu.com/docs?key=quota&utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing
- https://www.zhihu.com/term/zhihu-terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=zhihu-question-answer-api-pricing