Best Blockchain & Crypto APIs in 2026

Browse the top Blockchain & Crypto APIs used by developers worldwide.

5 APIs across 4 subcategories

Blockchain Infrastructure(1)

FreemiumBlockchain Infrastructure

Alchemy

Blockchain development platform with node APIs, NFT tools, and enhanced APIs.

npm i alchemy-sdk

Web3 Data(1)

FreemiumWeb3 Data

Moralis

Web3 data API for token prices, balances, NFTs, and DeFi across chains.

npm i moralis

Blockchain Nodes(2)

FreemiumBlockchain Nodes

Infura

Ethereum and IPFS node infrastructure API for blockchain applications.

FreemiumBlockchain Nodes

QuickNode

Multi-chain blockchain node provider with enhanced APIs and marketplace add-ons.

Solana Infrastructure(1)

FreemiumSolana Infrastructure

Helius

Solana-focused RPC and API platform with webhooks, DAS, and enhanced APIs.

npm i helius-sdk

Browse other API categories

AI & Machine Learning

22 APIs · 8 subcategories

Communication

16 APIs · 6 subcategories

Maps & Geolocation

15 APIs · 7 subcategories

Data & Information

15 APIs · 11 subcategories

Fintech & Banking

14 APIs · 6 subcategories

Payments & Commerce

13 APIs · 6 subcategories

Developer Tools

13 APIs · 10 subcategories

Authentication & Identity

12 APIs · 5 subcategories

Social Media

12 APIs · 7 subcategories

Shipping & Logistics

12 APIs · 6 subcategories

CRM & Marketing

12 APIs · 7 subcategories

Automation & Integration

12 APIs · 6 subcategories

Cloud & Infrastructure

11 APIs · 6 subcategories

Databases & Backend

10 APIs · 6 subcategories

CRM & Sales

10 APIs · 3 subcategories

Analytics & Monitoring

9 APIs · 5 subcategories

Media & Streaming

9 APIs · 6 subcategories

PDF & Document

8 APIs · 5 subcategories

Translation & NLP

8 APIs · 3 subcategories

Calendar & Scheduling

7 APIs · 2 subcategories

Project Management

7 APIs · 3 subcategories

Video & Media

7 APIs · 5 subcategories

Search & Data

6 APIs · 3 subcategories

Content Management

6 APIs · 3 subcategories

Realtime & WebSockets

6 APIs · 5 subcategories

Forms & Surveys

6 APIs · 2 subcategories

KYC & Identity

6 APIs · 1 subcategories

Feature Flags

6 APIs · 2 subcategories

Queue & Messaging

6 APIs · 6 subcategories

Image Processing

6 APIs · 5 subcategories

Vector Databases

6 APIs · 6 subcategories

Customer Support

6 APIs · 3 subcategories

Logging & Observability

6 APIs · 4 subcategories

Subscription & Billing

6 APIs · 3 subcategories

Travel & Hospitality

5 APIs · 4 subcategories

Push Notifications

5 APIs · 3 subcategories

E-Signatures

5 APIs · 2 subcategories

CDN & Edge

5 APIs · 2 subcategories

DNS

5 APIs · 3 subcategories

Secrets Management

5 APIs · 4 subcategories

Tax & Compliance

5 APIs · 4 subcategories

SEO & Web Analytics

5 APIs · 3 subcategories

HR & Payroll

5 APIs · 4 subcategories

Weather

4 APIs · 2 subcategories

News & Content

4 APIs · 3 subcategories

Security

3 APIs · 3 subcategories