10 Free APIs That Don't Need a Credit Card (2026)

2026-03-26

10 Free APIs That Don't Need a Credit Card

Every developer has been there: you find a useful API, start building, and then — "enter your credit card for the free tier." No thanks.

Here are 10 APIs you can start using right now. No credit card. No trial period. Just sign up and go.

All 10 in One Platform

16761.tech gives you all of these with a single API key. Free: 100 requests/day.

1. Screenshot API

Capture any webpage as PNG or JPEG. `bash curl -X POST https://api.16761.tech/screenshot \ -H "Authorization: Bearer KEY" \ -d '{"url":"https://github.com"}' -o shot.png `

2. PDF Export API

Convert any URL to PDF. `bash curl -X POST https://api.16761.tech/pdf \ -H "Authorization: Bearer KEY" \ -d '{"url":"https://example.com"}' -o page.pdf `

3. QR Code Generator

Custom colors, SVG/PNG, error correction. `bash curl -X POST https://api.16761.tech/qr \ -H "Authorization: Bearer KEY" \ -d '{"text":"https://mysite.com","size":400}' -o qr.png `

4. Metadata Extraction

Title, OG tags, Twitter cards, favicon. `bash curl -X POST https://api.16761.tech/metadata \ -H "Authorization: Bearer KEY" \ -d '{"url":"https://github.com"}' `

5. Domain Info

DNS records, SSL cert, CDN, tech stack. `bash curl -X POST https://api.16761.tech/domain-info \ -H "Authorization: Bearer KEY" \ -d '{"domain":"stripe.com"}' `

6. Email Verification

Format, MX records, disposable detection. `bash curl -X POST https://api.16761.tech/verify-email \ -H "Authorization: Bearer KEY" \ -d '{"email":"test@gmail.com"}' `

7. URL Shortener

Short URLs with click tracking. `bash curl -X POST https://api.16761.tech/shorten \ -H "Authorization: Bearer KEY" \ -d '{"url":"https://long-url.com/path"}' `

8. Text Extraction

Clean text from any webpage. `bash curl -X POST https://api.16761.tech/text-extract \ -H "Authorization: Bearer KEY" \ -d '{"url":"https://example.com"}' `

9. HTML to Markdown

Convert URLs or HTML to Markdown. `bash curl -X POST https://api.16761.tech/html2md \ -H "Authorization: Bearer KEY" \ -d '{"url":"https://example.com"}' `

10. Video Prompt Generator

AI video prompts for Seedance/即梦. `bash curl -X POST https://api.16761.tech/video-prompt \ -H "Authorization: Bearer KEY" \ -d '{"description":"sunset over ocean","duration":10}' `

Get Started

1. Sign up (10 seconds, no credit card) 2. Copy your API key 3. Start making requests

Need more? Pro: $9/mo for 5,000/day. Enterprise: $29/mo for 50,000/day.

Full documentation →

🚀 Get Free API Key