aid: nansen
url: https://raw.githubusercontent.com/api-evangelist/nansen/refs/heads/main/apis.yml
name: Nansen
x-type: company
image: https://kinlane-productions.s3.amazonaws.com/apis-json/apis-json-logo.jpg
tags:
  - Web3
  - Crypto
  - On-Chain
  - Wallet Labels
  - Smart Money
  - Analytics
  - Multi-chain
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
description: >-
  Nansen is an onchain analytics platform with wallet labeling, smart-money tracking, token
  screener, portfolio, prediction markets, and AI Agent endpoints across 30+ chains. The Nansen
  API exposes REST endpoints under api.nansen.ai with Smart Money, Profiler, Token Screener,
  Portfolio, Points, Hyperliquid, Agent, and Prediction Markets categories.
apis:
  - aid: nansen:rest-api
    name: Nansen REST API
    tags:
      - On-Chain
      - Smart Money
      - Wallet Labels
      - Token Screener
      - Portfolio
      - Multi-chain
    image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
    baseURL: https://api.nansen.ai/api/v1
    humanURL: https://docs.nansen.ai/
    description: >-
      REST API surfacing Nansen's on-chain intelligence: smart-money flows, profiler (wallet
      labels and balances), token screener, portfolio, points, Hyperliquid analytics, prediction
      markets, and the Nansen Agent AI endpoint. Authentication via apiKey header. Throttled at
      20 requests per second and 300 per minute by default.
    properties:
      - type: Documentation
        url: https://docs.nansen.ai/
      - type: Pricing
        url: https://www.nansen.ai/pricing
    x-features:
      - 30+ chains coverage
      - Smart-money wallet flows
      - 300M+ wallet labels
      - Token screener
      - AI Agent endpoint
    x-use-cases:
      - Trading signal generation
      - Wallet attribution
      - Portfolio compliance and surveillance
common:
  - type: Portal
    url: https://www.nansen.ai/
  - type: Documentation
    url: https://docs.nansen.ai/
  - type: Pricing
    url: https://www.nansen.ai/pricing
  - type: Plans
    url: plans/nansen-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/nansen-rate-limits.yml
  - type: FinOps
    url: finops/nansen-finops.yml
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com