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API

Examples of API Builds

Written By Nansen Team

Last updated About 3 hours ago

⚠️ The following submissions were created by community members as part of the Nansen API Meridian Buildathon (Sep 2026). All work belongs to the original creators. Data powered by the Nansen API.

🚨 Disclaimer: The following repos are open sourced projects from individuals who submitted for the API Campaign. Nansen doesn't have any affiliation on the repos themselves. Do your own due diligence and research before using.

Build name

Description of build

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πŸ† Iroh's Tea Shop

An explorable 3D tea shop where users test crypto theses against Nansen Smart Money data and explore trader insights.

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πŸ₯ˆ TARKA

A pixel-art mystery game built around historical Nansen-derived blockchain evidence and clues.

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πŸ₯‰ DΓ©jΓ  View

A club-night-style replay of a token launch that checks whether its early buyers appeared in previous launches.

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πŸ… Tripwire

A browser extension that overlays Nansen wallet context on token-shilling posts and can block purchases when risk rules trigger.

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πŸ… Swenai

A trading-assistant layer that uses Nansen wallet flows and perp positioning to generate, filter, or veto Hyperliquid signals.

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πŸ… Smartcrush

A mobile swipe app for discovering Nansen-labeled Smart Money wallets, building a roster, and following their activity.

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πŸ… Nansen Shows

A video-generation pipeline that turns Nansen wallet and token research into short narrated market stories.

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πŸ… Nansen Signal Runner

A time-pressure game where players choose between tokens using historical Nansen signals and see simulated outcomes.

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Veilwake

A fog-of-war strategy game that turns Nansen market and wallet signals into pressures players must navigate.

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Trench Trials

A decision-bias game where players assess anonymous tokens using frozen Nansen signals before revealing their identities.

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Aether

A spatial analytics workspace showing Nansen intelligence through a 3D graph, a data ledger, and live surveillance-style views.

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Vampnet

An animated map showing how historically successful wallets rotated capital among tokens and chains.

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Chains Planetary System

A real-time 3D universe where planets represent blockchains and their size and movement reflect onchain activity.

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Synesthesia

An audiovisual experiment that translates Nansen onchain measurements into a deterministic visual organism.

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Hindsight

A blind replay game where users make decisions from historical Nansen data before the token and outcome are revealed.

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Nansen Reef 3D

A live aquarium where Nansen trades become fish, trade size shapes them, and wallet labels determine their species.

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Futbol Frenchie Predicts

A prediction-market research app that combines NFL market prices, liquidity, trade flow, holders, and trader performance into an evidence-based market read.

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Ered Luin

A safety layer for autonomous agents that turns Nansen observations into constrained paper-trade decisions and audit records.

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Parallax

A historical research tool that freezes Nansen evidence at a chosen date so users can assess a thesis before revealing later outcomes.

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Exposure

A radiology-themed token scanner that turns Nansen holder and flow data into an explainable x-ray-style report.

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Smart Money Migration Map

A cross-chain map that uses Nansen netflows to infer where Smart Money capital is moving.

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Nansen FlowMatrix

A signal engine that turns Smart Money flows into spot, long, and short trade setups.

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OTG Nansen Market Intelligence

A market research page combining current Nansen data on $GUN with historical Off The Grid marketplace activity.

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Fresh Token Radar

A scanner that surfaces young tokens receiving early buys from Nansen-labeled Smart Traders and funds.

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Nansen Smart Money for Muse

A Muse connector that lets users ask an AI assistant natural-language questions about Nansen wallet and token data.

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Polymarket Edge Scanner

A dashboard highlighting Polymarket positions held by wallets with strong prediction-market track records.

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Smart Money Flows Tracker

A multi-view tool for spotting independent Smart Money accumulation, quiet selling, and capital rotation.

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CryptoTradingAgent

A multi-agent system that uses Nansen data to research, risk-check, and execute Hyperliquid perpetuals positions.

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LP Radar

A token-launch screener that assesses liquidity-pool candidates using wallet bundling and Smart Money behavior.

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Zalat Smart Money Verdict

A command-line tool that compares Smart Money flows with crowd sentiment and price context to explain a token verdict.

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Chaincheck

A claim checker that tests onchain statements against Nansen data and returns an evidence-backed verdict.

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Nock

A live wallet-risk monitor that uses Nansen signals to help users watch positions and potential exit risks.

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Mainframe Γ— A.R.I.A.

An autonomous market copilot that uses Nansen Smart Money and token-flow signals to build research and portfolio context.

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Wallet Court

A wallet-analysis app that puts a public address's history on trial and produces a Nansen-backed verdict and shareable receipt.

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Nansen Γ— Tendril

A connector bringing Nansen flows, holdings, and token data into Tendril's agent-driven portfolio workspace.

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Crucible

A backtesting tool for testing Nansen Smart Money rules against historical token scenarios and a baseline.

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BeeGreat

A goal-focused AI assistant that helps users turn a broad goal into one next focus across mobile and web.

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Probe

A Telegram investigation agent that queries Nansen data, records evidence sources, and lets users challenge its conclusions.

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Whale Street

A multiplayer play-money stock market where each company represents a Hyperliquid trader profiled with Nansen data.

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Nansen Undertaker

A Telegram workflow that evaluates Polymarket holders by their past performance and positions.

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Aqualians

A daily prediction game where players forecast sector moves and share a rewards pool.

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Dawn

A browser extension that shows Nansen token and wallet information when users hover over assets on X.

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Bet or Book

A Hyperliquid position analyzer that uses Nansen data to distinguish a whale's bet from a hedge or market-maker position.

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PerpPilot

A Hyperliquid copilot that surfaces profitable traders, their positions, and Nansen-backed copy-trading signals.

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Singulant Proof

An adversarial claim checker that builds evidence for and against an onchain thesis before issuing a verdict.

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Follow or Fade

A prediction game built around real Nansen Smart Money trades on Hyperliquid, with outcomes settled against trader exits.

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Nansen Whale Radar

A live radar visualization of wallet leaderboard members and Smart Money token flows.

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Ship-or-Exit

A token research tool combining Nansen Smart Money flows with GitHub development activity to flag when capital and project activity diverge.

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Nansen 360 NoScope

A beginner-friendly workspace for investigating wallets, traders, tokens, Smart Money, and DeFi with guided workflows.

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PulseFeed Ledger

A pair of tools that map liquidations and grade market signals against what happened afterward.

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Polygraph

A prediction-market analysis tool that compares Polymarket's stated beliefs with the behavior of different groups of onchain capital.

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NYMIS Γ— Nansen

A wallet-privacy scanner that builds explainable exposure reports and relationship graphs from public blockchain clues.

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Nansen Time Machine

A historical simulator where users make a token call from point-in-time Nansen data and then reveal later outcomes.

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Whale Gossip

A five-round prediction game using clearly labeled synthetic wallet-trade scenarios.

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NanSigil

An attestation tool that signs Nansen wallet-reputation data offchain so smart contracts can verify it onchain.

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Trace

A forensic tool that reconstructs hacks and suspicious fund flows into a replayable evidence file.

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PolyPulse

A 4-hour and daily binary-market terminal that combines market signals with Nansen data to assess potential setups.

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Dumped

A wallet audit that checks its biggest token holdings against recent Nansen Smart Money activity for signs of selling.

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Glidepath

A token exit planner that builds a selling schedule around organic market demand and estimated buyer absorption.

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Holder Atlas

A world map that estimates where a token's holders are based on Nansen exchange labels and attributable supply.

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Label Me

A wallet-label quiz where players identify Nansen wallet categories from transaction and portfolio clues.

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Rebuttal

A claim verifier that runs Nansen checks against a Smart Money accumulation claim and shows the evidence.

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Sent Wrong

A mistaken-transfer helper that analyzes wallet and transaction context to suggest a recovery route and draft a support ticket.

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Which One's Real

A token-identity tool that uses Nansen labels and activity to distinguish real assets from lookalikes with the same ticker.

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Shadow Fund

A paper-portfolio engine that selects wallet cohorts, suggests capped allocations, and records rebalancing decisions.

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Nansen Pulse

A token-research app that tracks saved flow hypotheses against later Nansen evidence.

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Smart Detective

A multi-chain investigation app connecting market activity with wallet-level Nansen flows and evidence.

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Peregrine

A Smart Money terminal that models Nansen data and explains wallet signals through charts and conversational queries.

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Assay

A research tool measuring historical outcomes of Nansen flow signals and passing quantified priors to AI agents.

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CAPCHECK

A social-post fact checker that tests onchain claims against Nansen data and returns evidence receipts.

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Exit Window

A Hyperliquid position monitor that compares a user's entry with Nansen-labeled holders and their exit patterns.

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Who Knew?

A Polymarket scanner that finds unusually timed bets and visualizes wallet positions taken before odds moved.

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Fantasy Smart Money League

A Telegram fantasy game where users draft Smart Money wallets for PnL-scored rounds, with a token research copilot.

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FOMO Indexes

A dashboard suite for exploring Nansen Smart Money flows and token-market indexes.

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ProofPulse

An evidence-first workspace that separates what moved, why it matters, and what could disprove a token thesis.

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Bagcheck

A quick token or wallet checker that summarizes who has been buying or selling an asset over the last day.

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CrowdPulse

A Hyperliquid squeeze monitor combining exchange data with Nansen market intelligence.

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Nansen Alpha Evolution Lab

A research dashboard tracking whether Smart Money signals persist, decay, reverse, or return over time.

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Forecaster Times

An AI-generated prediction-market newspaper that researches active markets and publishes illustrated editions.

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Ryntra Solana Evidence Kit

A read-only developer toolkit for inspecting Solana Token-2022 permissions, validating transfers, and checking Nansen stock flows.

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Smart Money Mafia

A social-deduction game where players identify wallet roles from Nansen flow profiles.

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AI Multichain Gem Hunter

A multichain token scanner combining Nansen Smart Money activity with anti-rug checks.

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Zatto

A token research tool measuring how many new buyers follow Smart Money purchases and what happens to those tokens afterward.

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Veritas

A token trust-analysis app that maps holders and related wallets in a 3D galaxy using Nansen data.

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Longitude

A globe-shaped collection of ten small apps, each presenting a different Nansen data experience.

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Daily5

A five-round market game where players make decisions from historical Nansen evidence using a virtual portfolio.

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Whale Hunt

A multiplayer game where players use wallet and market evidence to identify a hidden whale move.

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Thesis Shredder

An adversarial research tool that stress-tests a token thesis across multiple Nansen intelligence checks.

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Dump Risk Alarm

A token scanner that converts Nansen holder and distribution data into an explainable risk score.

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Smart Money Falsifier

A tool that tests whether Smart Money accumulation signals are independent or linked by common funding and exchange flows.

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Then

A historical claim checker that compares Smart Money labels from the claim date with labels learned later to spot hindsight bias.

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Bait

A screening gate that checks wallets recommended to AI trading desks against Nansen evidence before they are copied.

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After 50

A visual comparison tool that splits Smart Money lists into groups and compares their traits and activity.

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Nansen Smart Money Rotation Radar

A multichain research app that finds qualifying tokens and surfaces possible Smart Money rotations.

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