# Tabstack, free, Trial, POST /extract/json: Web scraping API

> Fetches a URL and extracts structured data according to a provided JSON schema

Tabstack's web scraping API on its Trial plan. It costs $0.00 per 1,000 pages. It returns none of the 7 key fields we check: Screenshot, Markdown, HTML, Text and 3 more.
We rank 1,653 plans by price. [PhantomJsCloud's $10 monthly plan](https://datacircle.dev/web-scraping-apis/phantomjscloud/10-monthly/llms.txt) is the cheapest paid plan per 1,000 pages: as little as $0.022. PhantomJsCloud's $10 monthly plan covers up to 15,000 pages a day.
[Spider Cloud's $40 monthly plan](https://datacircle.dev/web-scraping-apis/spider-cloud/40-monthly/llms.txt) covers any number of pages. Spider Cloud's $40 monthly plan costs more up front than PhantomJsCloud's $10 monthly plan.
[WebScraping.AI](https://datacircle.dev/web-scraping-apis/webscraping-ai/29-monthly-personal-get-html-get-page-html-datacenter-proxy-no-js-rendering/llms.txt), [ScraperAPI](https://datacircle.dev/web-scraping-apis/scraperapi/299-monthly-business-get-sync-api/llms.txt) and [Scrappey](https://datacircle.dev/web-scraping-apis/scrappey/top-up-pay-as-you-go-post-api-v1-direct-request/llms.txt) are the best web scraping API providers in our benchmark.

- This page: https://datacircle.dev/web-scraping-apis/tabstack/free-trial-post-extract-json
- [Best web scraping API in 2026: providers compared](https://datacircle.dev/best-web-scraping-api.txt)
- Get it: https://tabstack.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- Request: `POST https://api.tabstack.ai/v1/extract/json`
- API key: with the plan, on https://tabstack.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- Its API docs: https://docs.tabstack.ai/api/resources/extract/methods/json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- Sold by: Tabstack (https://tabstack.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing)
- Checked: 2026-11-01

## In the answer

- Completeness: 0%

## Price

- $ per 1,000 pages: $0.00
- Per: call
- Billing: free

## Charges

- Also pays for: from the same budget: Markdown: /extract/markdown · Generate JSON: /generate/json · Automate: /automate · Research: /research

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Fetches a URL and extracts structured data according to a provided JSON schema

## Data

- Freshness: stored
- Keep data: Caching longer than is permitted by the cache header
- Use data: You may not use the Services, or any of the underlying AI Models, to support the creation of your own AI Models. In addition to not undertaking actions prohibited in the Mozilla Acceptable Use Policy, you will not, and will not permit others acting on your behalf or your end users to, do any of the following: Sublicense or resell the Services to use by a third party, fail to disclose the use of AI in Your Apps to your end users (unless it is obvious from the context), engage in misleading marketing or advertising, including, Ad fraud or click fraud, fake engagement (likes, comments, shares, etc.), and Search Engine Optimization (SEO) manipulation (i.e: fake clicks in search engines results), Use the Services for something other than its intended purpose, including using the underlying AI Models to support the creation of your own AI Model, Use the Services solely for storage, collect nonpublic information (i.e. data behind login), Caching longer than is permitted by the cache header, Use the APIs to process any data that is subject to the U.S. Department of State’s International Traffic in Arms Regulations, and/or create fake accounts or content. You will not, and will not permit others acting on your behalf or your end users to use the Services for any of the following products, services, or purposes: Use of automatic ticket purchasing (ticket-bots), Raffles, lottery, or gambling, Gaming or trading of in games items/currency, Use of streaming related domains (videos, music or images streaming), Trading crypto/virtual currency or NFT, Posting on classified, used, and resell sites, Completion of surveys in return for a benefit or anything of value, Creating or expanding facial recognition databases, Real-time remote biometric identification in public spaces for law enforcement purposes, Evaluate or classify individuals based on their social behavior or personal traits (including social scoring or predictive profiling) leading to detrimental or unfavorable treatment, Assess or predict the risk of an individual committing a criminal offense based solely on their personal traits or on profiling, Categorize individuals based on their biometric data to deduce or infer sensitive attributes such as their race, political opinions, religious beliefs, or sexual orientation, Provide tailored legal, medical/health, or financial advice without review by a qualified professional and disclosure of the use of AI and its potential limitations, Make high-stakes automated decisions affecting an individual’s safety, rights or well-being (e.g., law enforcement, migration, management of critical infrastructure, safety components of products, essential services, credit, employment, housing, education, social scoring, or insurance), Engage in political campaigning or lobbying, including generating campaign materials personalized to or targeted at specific demographics, Deter people from participation in democratic processes, including misrepresenting voting processes or qualifications and discouraging voting, and/or Infer an individual’s emotions in the workplace and educational settings, except when necessary for medical or safety reasons.

## Plan

- Pay: $0
- You get: 10,000 credits
- Enough for: 200 calls
- Expires: never

## Rate limit

- Per second: 0.17
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: url, json_schema. Optional: effort, geo_target.country, nocache
- Method: POST
- Path: /extract/json

## About the plan

- Plan: Trial
- Who can get it: anyone at least 18 years old and not barred under any Office of Foreign Assets Control Specially Designated Nationals List

## The only field the plan's answer can hold

extracted data

## Tabstack's plans (5)

- [Tabstack, free, Trial, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/free-trial-post-extract-json/llms.txt): $0.00 per 1,000, 0% complete, stored
- [Tabstack, $10 monthly, Starter, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/10-monthly-starter-post-extract-json/llms.txt): $5.00 per 1,000, 0% complete, stored
- [Tabstack, $99 monthly, Team, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/99-monthly-team-post-extract-json/llms.txt): $9.90 per 1,000, 0% complete, stored
- [Tabstack, $499 monthly, Pro, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/499-monthly-pro-post-extract-json/llms.txt): $8.317 per 1,000, 0% complete, stored
- [Tabstack, contact us, Enterprise, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/contact-us-enterprise-post-extract-json/llms.txt): 0% complete, stored

## Tabstack's calls (3)

- `POST /extract/json`: [Tabstack, free, Trial, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/free-trial-post-extract-json/llms.txt)
- `POST /generate/json`: [Tabstack, free, Trial, POST /generate/json](https://datacircle.dev/web-scraping-apis/tabstack/free-trial-post-generate-json/llms.txt)
- `POST /extract/markdown`: [Tabstack, free, Trial, POST /extract/markdown](https://datacircle.dev/web-scraping-apis/tabstack/free/llms.txt)

## Tabstack's APIs (1)

- [Tabstack: web scraping API pricing, 5 plans, POST /extract/json](https://datacircle.dev/web-scraping-apis/tabstack/free-trial-post-extract-json/llms.txt)

## Tabstack: web scraping API alternatives

- [Searlo, $3.99 pack, Micro, POST /scrape, Scrape, rendered](https://datacircle.dev/web-scraping-apis/searlo/3-99-pack-micro-post-scrape-scrape-rendered/llms.txt): $3.99 per 1,000, 71% complete, stored
- [Keenable, top-up from $0.50](https://datacircle.dev/web-scraping-apis/keenable/top-up-from-0-50/llms.txt): $4.00 per 1,000, 14% complete, stored
- [AnyCrawl, $4.99 pack](https://datacircle.dev/web-scraping-apis/anycrawl/4-99-pack/llms.txt): $4.99 per 1,000, 71% complete, stored
- [ScrapeGraphAI, $5 pack, Small, POST /api/scrape, Scrape HTML](https://datacircle.dev/web-scraping-apis/scrapegraphai/5-pack-small-post-api-scrape-scrape-html/llms.txt): $5.00 per 1,000, 14% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-01.

- https://docs.tabstack.ai/api/resources/extract/methods/json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://docs.tabstack.ai/guides/how-to-extract-json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://docs.tabstack.ai/guides/production-reliability?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://docs.tabstack.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://docs.tabstack.ai/production/rate-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://docs.tabstack.ai/trust/data-handling?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://tabstack.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://tabstack.ai/legal/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://tabstack.ai/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing
- https://tabstack.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=web-scraping-api-pricing