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blockfrost Cardano API

by blockfrost Cardano Free tier

Interaction with the Cardano mainnet and several testnets

finance

Quick Reference

Base URL https://blockfrost.io Auth type API Key Header Auth header Authorization: Bearer YOUR_TOKEN Rate limit 50K req/day (free) · Rate-limited per tier Pricing Enterprise / contact sales Free quota None Documentation https://blockfrost.io/ Endpoint status Live — HTTP 200 — endpoint is accessible1.11s (checked Mar 29, 2026) Builder score D 34% builder-friendly
Pricing
28
Latency
60
Depth
18

Authentication

See documentation for auth details

Authorization: Bearer YOUR_TOKEN

Pricing

Model subscription Starting price Enterprise / contact sales Free quota None

Cardano blockchain API. Free: 50K requests/day. Starter $10/mo: 500K req/day. Pro $30/mo: 1M req/day. Business $60/mo: 5M req/day.

Key Endpoints

MethodPathDescription
GET / See documentation for endpoint reference

Sample Request

curl 'https://blockfrost.io'

Sample Response

{}

Data sourced from API Map. Always verify pricing and rate limits against the official blockfrost Cardano documentation.