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Datacircle

Find the best GTM APIs

APIs & InfrastructureFree#api-benchmarking#gtm#data-comparison

Launches Dec 6, 2026 at 00:00 UTC

Dec 6Visit

What is Datacircle?

Find the best GTM APIs.

We benchmark all the GTM APIs and we put the results on our website.

Buyers compare plans on the sheet. Each API plan on the sheet links to its own page, with an llms.txt for AI agents. Each plan's page links to the provider's site and API docs.

Anyone can download the sheet as CSV, JSON or a zip, with no sign-up. The CSV lists the pages we read each row from.

Datacircle features

  • Scores API plans on price, accuracy, speed, and startup costs
  • Tests over 1,068 providers across 126 API categories
  • Filters results by billing type, rate limits, and data fields
  • Downloads full benchmark datasets in CSV, JSON, and ZIP formats
  • Tracks live call counts and copy sources for transparency
  • Publishes source code and datasets under open licenses

Who uses Datacircle and for what

  • Compare pricing and accuracy across multiple email validation services
  • Evaluate LinkedIn data APIs for sales outreach automation
  • Research phone number lookup providers for lead generation tools
  • Download benchmark datasets for internal vendor selection
  • Filter API plans by monthly fees versus pay-per-use models
  • Identify the fastest and most reliable social media scraping APIs

Datacircle FAQ

What is Datacircle used for?

It is used to benchmark and compare Go-To-Market APIs. The site applies standardized tests to thousands of API plans and ranks them by price, accuracy, speed, and startup costs.

Does Datacircle work on Mac?

Datacircle is a web-based platform. It works on any device with a modern browser, including Mac computers.

Is Datacircle open source?

Yes. The project repository is hosted on GitHub, and the benchmark datasets are published on Kaggle and Hugging Face under a Creative Commons Attribution 4.0 license.

Can I export the benchmark data?

Yes. Users can download the full dataset or filtered results in CSV, JSON, and ZIP formats directly from the site.

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