Developer-First

BA | API

Integrate wallet screening, entity lookup, and compliance checks directly into your product

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4.2B+

Indexed Addresses

<500ms

Response Time

38

Blockchains

1B+

Entity Labels

ENDPOINTS

What You Can Build

16 REST endpoints for compliance, data intelligence, investigation, and monitoring

Core Compliance

KYT Pre-Transaction

Block high-risk transactions before they settle. <500ms response.

POST /api/v1/kyt

Wallet Screening

Full risk assessment with sanctions, entity labels, and behavioral signals.

POST /api/v1/screening

SOON44M+ entities

Check names against 44M+ sanctions, PEP, and watchlist entities.

POST /api/v1/name-check

KYB Corporate Risk

SOON57M+ records

Analyze corporate risk across 57M+ business records worldwide.

POST /api/v1/kyb

Data & Intelligence

Identify wallet owners from 97M+ labeled addresses. Free endpoint.

GET /api/v1/entity/:address

Sanctions Check

SOON1M+ entries

Real-time check against OFAC, EU, UN, and 30+ sanctions lists.

POST /api/v1/sanctions

Search negative news coverage across global media sources.

POST /api/v1/adverse-media

SOON200+ countries

FATF and jurisdiction risk scores for 200+ countries.

GET /api/v1/country-risk/:code

Investigation & Tracing

Trace fund origins and destinations across multiple hops.

POST /api/v1/trace

SOONBi-directional

Resolve ENS names to addresses and reverse lookup.

GET /api/v1/ens/:name

Address Validation

Validate blockchain addresses across 52 supported chains.

GET /api/v1/validate/:address

Exchange Regulatory

Check exchange compliance status and licensing by jurisdiction.

GET /api/v1/exchange-status

Integrations & Monitoring

Transaction Monitoring

Set up continuous wallet monitoring with webhook alerts.

POST /api/v1/monitoring

Fireblocks Co-Signer

Pre-transaction screening for Fireblocks custody workflows.

POST /api/v1/kyt

Real-time and historical token prices for portfolio valuation.

GET /api/v1/token-price

Embeddable Widget

Drop-in screening widget for your app. Zero backend needed.

GET /widget/embed.js

For AI agents · MCP

Connect an AI agent, not just code

Prefer agents over REST? Our Model Context Protocol server exposes the same intelligence as 7 tools — free stablecoin-freeze, token-security and approvals checks, plus paid wallet screening, KYT risk and consumer-protection verdicts. Paid tools settle per call in USDC on Base via x402 — no API key, no account.

Connect via MCP →

HOW IT WORKS

Three Steps to Production

Step 1

Get Your API Key

Sign up for free and generate your API key from the dashboard. Free tier includes 10 credits — no credit card required.

Step 2

Make Your First Call

Use any language or tool. Send a POST request with a wallet address and chain, get a full risk assessment back in under 500ms.

Step 3

Go Live

Scale with credit packages as your volume grows. From 100 to 10,000+ screenings per month, with volume discounts at every tier.

CODE EXAMPLE

Wallet Screening in 3 Lines

One API call returns risk score, entity labels, sanctions matches, and behavioral signals

Request

curl -X POST https://www.blockchainanalysis.io/api/v1/screening \
  -H "Authorization: Bearer ba_live_your_key" \
  -H "Content-Type: application/json" \
  -d '{
    "address": "0x1234...abcd",
    "chain": "ETH"
  }'

Response

{
  "address": "0x1234...abcd",
  "chain": "ETH",
  "risk": {
    "level": "HIGH",
    "score": 82,
    "signals": ["sanctioned_entity", "mixer_usage"]
  },
  "entity": {
    "name": "Tornado Cash",
    "category": "Mixer",
    "labels": ["OFAC Sanctioned"]
  },
  "screeningId": "scr_8f3k2j..."
}

PRICING

Credit Packages

1 credit = 1 wallet screening. Entity lookup is always free.

FREE TIER

Free

$0

10 credits · $0.00/check

Get Started Free

Starter

$199

100 credits · $1.99/check

Get Started Free

MOST POPULAR

Growth

$799

500 credits · $1.60/check

Get Started Free

Business

$2,499

2,000 credits · $1.25/check

Get Started Free

Enterprise

Contact Sales

Custom volume + SLA

Entity Lookup is free (rate-limited 100 req/min). All payment methods accepted: card, crypto, wire transfer.

Start Building Today

Get your API key in 60 seconds. Free tier included — no credit card required.

Get Started Free Contact Sales