# AlterLab, free, POST /api/v1/search, Search the web: Web search API

> AlterLab is the only search API that goes inside every result. Submit a query and get structured SERP data from Google, Bing, or DuckDuckGo.

AlterLab's web search API on its Free plan. It costs $0.00 per 1,000 searches. It returns none of the 6 key fields we check: Date, Author, Text, Summary and 2 more.
We rank 457 plans by price. [browserfoundry's $99.99 monthly plan](https://datacircle.dev/web-search-apis/browserfoundry/99-99-monthly-startup-post-api-v2-search-lite/llms.txt) is the cheapest paid plan per 1,000 searches: $0.033.
[browserfoundry](https://datacircle.dev/web-search-apis/browserfoundry/29-99-monthly-essential-post-api-v2-search-lite/llms.txt), [Context.dev](https://datacircle.dev/web-search-apis/context-dev/500-monthly/llms.txt) and [Desearch](https://datacircle.dev/web-search-apis/desearch/top-up/llms.txt) are the best web search API providers in our benchmark.

- This page: https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web
- [Best web search API in 2026: pricing compared](https://datacircle.dev/best-web-search-api.txt)
- Get it: https://alterlab.io/pricing
- Request: `POST https://api.alterlab.io/api/v1/search`, Search the web
- API key: with the plan, on https://alterlab.io/pricing
- Its API docs: https://alterlab.io/docs/api/search
- Sold by: AlterLab (https://alterlab.io)
- Checked: 2026-11-01

## In the answer

- Completeness: 0%

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Most per search: 30
- Extra fields: result page content: +$0.00
- Also pays for: from the same budget: Scrape a web page · Scrape a search engine results page · Map API · Crawl API · Extract API

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: AlterLab is the only search API that goes inside every result. Submit a query and get structured SERP data from Google, Bing, or DuckDuckGo.

## Data

- Freshness: live
- Keep data: no limit
- Use data: You retain all rights to the data you scrape using our Service, subject to the rights of the original content owners. We do not claim ownership of your scraped data. However, you are solely responsible for ensuring you have the legal right to scrape and use such data. [...] You agree NOT to use the Service for any of the following purposes. This list is not exhaustive, and we reserve the right to determine what constitutes a violation at our sole discretion. [...] Accessing password-protected, login-required, or authentication-gated content without authorization [...] Collecting personal information in violation of privacy laws (GDPR, CCPA, etc.) [...] Collecting sensitive information such as credit card numbers, social security numbers, or health data [...] Scraping social media platforms in violation of their terms (Facebook, Twitter, LinkedIn, etc.) [...] Violating intellectual property rights, including copyright, trademark, or trade secret laws [...] Reselling or redistributing scraped data without proper licensing [...] Attempting to reverse-engineer, decompile, or create competing products using the Service [...] Reselling, sublicensing, or providing access to the Service to third parties without our written consent

## Plan

- Pay: $0
- You get: $1
- Enough for: 1,000 calls
- Expires: never

## Rate limit

- Per second: 0.5
- Concurrent: 3
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: query. Optional: engine "duckduckgo", domain, num_results, page, country, language, time_range, safe_search, tenant_id, session_pool_id, include_ai_overview, scrape_results, formats, preset, max_chars_per_result, max_total_chars, extraction_schema
- Method: POST
- Path: /api/v1/search

## About the plan

- Plan: Free
- Who can get it: anyone at least 18 years old, acting in a professional or commercial capacity

## The 27 fields the plan's answer can hold

search ID, query, number of results requested, number of results, credits used, cost breakdown, total results, result URL, result title, result snippet, result position, result publication date, result displayed URL, result sitelinks, featured snippet, knowledge panel, people also ask, related searches, did you mean, local results, video results, news results, image results, shopping results, ads, AI overview, warnings

## AlterLab's plans (10)

- [AlterLab, free, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web/llms.txt): $0.00 per 1,000, 0% complete, live
- [AlterLab, top-up from $10, Deposit $10, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/top-up-from-10-deposit-10-post-api-v1-search-search-the-web/llms.txt): $1.00 per 1,000, 0% complete, live
- [AlterLab, $25 pack, Deposit $25, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/25-pack-deposit-25-post-api-v1-search-search-the-web/llms.txt): $1.00 per 1,000, 0% complete, live
- [AlterLab, $50 pack, Deposit $50, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/50-pack-deposit-50-post-api-v1-search-search-the-web/llms.txt): $0.909 per 1,000, 0% complete, live
- [AlterLab, $100 pack, Deposit $100, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/100-pack-deposit-100-post-api-v1-search-search-the-web/llms.txt): $0.833 per 1,000, 0% complete, live
- [AlterLab, $300 pack, Deposit $300, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/300-pack-deposit-300-post-api-v1-search-search-the-web/llms.txt): $0.752 per 1,000, 0% complete, live
- [AlterLab, $500 pack, Deposit $500, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/500-pack-deposit-500-post-api-v1-search-search-the-web/llms.txt): $0.741 per 1,000, 0% complete, live
- [AlterLab, $1,000 pack, Deposit $1,000, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/1000-pack-deposit-1000-post-api-v1-search-search-the-web/llms.txt): $0.714 per 1,000, 0% complete, live
- [AlterLab, $2,000 pack, Deposit $2,000, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/2000-pack-deposit-2000-post-api-v1-search-search-the-web/llms.txt): $0.667 per 1,000, 0% complete, live
- [AlterLab, contact us, Enterprise, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/contact-us-enterprise-post-api-v1-search-search-the-web/llms.txt): 0% complete, live

## AlterLab's calls for this API (4)

- `POST /api/v1/search`, Search the web: [AlterLab, free, POST /api/v1/search, Search the web](https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web/llms.txt)
- `POST /api/v1/search`, Search the web, full: [AlterLab, free, POST /api/v1/search, Search the web, full](https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web-full/llms.txt)
- `POST /api/v1/search`, Search the web, Google or Bing: [AlterLab, free, POST /api/v1/search, Search the web, Google or Bing](https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web-google-or-bing/llms.txt)
- `POST /api/v1/search`, Search the web, Google or Bing, full: [AlterLab, free, POST /api/v1/search, Search the web, Google or Bing, full](https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web-google-or-bing-full/llms.txt)

## AlterLab's APIs (3)

- [AlterLab: SERP API pricing, 10 plans, Scrape a search engine results page (Bing)](https://datacircle.dev/serp-apis/alterlab/free-post-api-v1-serp-scrape-a-search-engine-results-page-bing/llms.txt)
- [AlterLab: SERP API pricing, 10 plans, Scrape a search engine results page (DuckDuckGo)](https://datacircle.dev/serp-apis/alterlab/free-post-api-v1-serp-scrape-a-search-engine-results-page-duckduckgo/llms.txt)
- [AlterLab: SERP API pricing, 10 plans, Scrape a search engine results page (Google)](https://datacircle.dev/serp-apis/alterlab/free-post-api-v1-serp-scrape-a-search-engine-results-page-google/llms.txt)
- [AlterLab: web scraping API pricing, 10 plans, POST /api/v1/scrape, Scrape a web page](https://datacircle.dev/web-scraping-apis/alterlab/free-post-api-v1-scrape-scrape-a-web-page/llms.txt)
- [AlterLab: web scraping API pricing, 10 plans, POST /api/v1/scrape, Scrape a web page, Dynamic](https://datacircle.dev/web-scraping-apis/alterlab/free-post-api-v1-scrape-scrape-a-web-page-dynamic/llms.txt)
- [AlterLab: web scraping API pricing, 10 plans, POST /api/v1/scrape, Scrape a web page, Dynamic, full](https://datacircle.dev/web-scraping-apis/alterlab/free-post-api-v1-scrape-scrape-a-web-page-dynamic-full/llms.txt)
- [AlterLab: web scraping API pricing, 10 plans, POST /api/v1/scrape, Scrape a web page, Protected](https://datacircle.dev/web-scraping-apis/alterlab/free-post-api-v1-scrape-scrape-a-web-page-protected/llms.txt)
- [AlterLab: web scraping API pricing, 10 plans, POST /api/v1/scrape, Scrape a web page, Standard](https://datacircle.dev/web-scraping-apis/alterlab/free-post-api-v1-scrape-scrape-a-web-page-standard/llms.txt)
- [AlterLab: web search API pricing, 10 plans, Search the web](https://datacircle.dev/web-search-apis/alterlab/free-post-api-v1-search-search-the-web/llms.txt)

## AlterLab: web search API alternatives

- [Serpex, top-up from $50](https://datacircle.dev/web-search-apis/serpex/top-up-from-50/llms.txt): $0.65 per 1,000, 17% complete, live
- [Thunderbit, $1,560 yearly, Pro, POST /search, Search and Distill](https://datacircle.dev/web-search-apis/thunderbit/1560-yearly-pro-post-search-search-and-distill/llms.txt): $0.65 per 1,000, 50% complete, live
- [DataBlue, $59 monthly](https://datacircle.dev/web-search-apis/datablue/59-monthly/llms.txt): $0.656 per 1,000, 33% complete, live
- [Search1API, $99 monthly, Professional, POST /search, Search](https://datacircle.dev/web-search-apis/search1api/99-monthly-professional-post-search-search/llms.txt): $0.66 per 1,000, 33% complete, live

## 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://alterlab.io
- https://alterlab.io/acceptable-use
- https://alterlab.io/api/v1/pricing
- https://alterlab.io/docs/api/search
- https://alterlab.io/docs/reference/limits
- https://alterlab.io/openapi.json
- https://alterlab.io/pricing
- https://alterlab.io/pricing.md
- https://alterlab.io/search-api
- https://alterlab.io/terms