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Welcome to Blink

Blink is a prediction market exchange where you trade binary outcome tokens on crypto price movements. Markets run 24/7 with automatic resolution and settlement on Base, powered by Pyth oracle price feeds.

Quickstart

Place your first trade in 5 minutes

Core Concepts

Markets, tokens, settlement, and auth

Python SDK

pip install py-blink-client

Market Making

Run a market maker with the GLFT model
  • Polymarket-compatible API — same HMAC auth, order format, and CLOB architecture
  • 24/7 binary markets — UP/DOWN tokens on crypto assets, powered by Pyth oracles
  • Automatic settlement — on-chain via Base, no manual claims
  • Zero fees — no maker or taker fees during testnet
  • Open SDKs — Python and TypeScript clients, fully open source

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Architecture

┌─────────────┐     ┌──────────────┐     ┌────────────┐
│  Your Bot   │────▶│  Blink API   │────▶│  Matching  │
│  (SDK)      │◀────│  (REST + WS) │◀────│  Engine    │
└─────────────┘     └──────────────┘     └────────────┘
                           │                    │
                           ▼                    ▼
                    ┌──────────────┐     ┌────────────┐
                    │  Base Chain  │     │  Pyth      │
                    │  (Settlement)│     │  (Prices)  │
                    └──────────────┘     └────────────┘

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Contract Addresses (Base Sepolia Testnet)

ContractAddress
Exchange0x6Eb5B3a29A5f20a5Cfed228c96037abeFa0deA2d
USDC (Circle FiatToken)0x9f702fa37809C1cb4e023f78F801f180a1DF5C8E
CTF (Conditional Tokens)0x5baC724896651ee24465C7CA517722C4F644A09B
Chain ID84532

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