Synapse API
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Cardano Token Data API.

Reliable, Real Time, Block by block

Perfect for builders, enterprises, and traders. Access historical and real-time price data for Cardano tokens. Our API updates block-by-block with aggregated data collected directly from on-chain transactions across all major DEXs.

Join our waitlist to get 20% off and exclusive updates about our launch.

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Charli3 logo&Steelswap logo

All-Inclusive DEX Coverage

One simple format to access data from every major Cardano DEX in the ecosystem.

Real-time Updates

Never miss a beat with low latency, block-by-block data streaming.

Rich Historical Data

Unlock insights with comprehensive price history across custom timeframes.

Seamless Integration

Drop into your existing tools with JSON, WebSockets and TradingView compatibility.

Single API connecting to multiple Cardano DEXs

One API, All Token Data

Access comprehensive price data for all Cardano tokens from every major DEX through a single standardized interface. Simplify your development and ensure complete market coverage.

Complete Coverage

Access data for 17,000+ Cardano tokens across all major DEXs without multiple integrations.

Simplified Development

Implement once instead of building connections to each exchange separately, reducing integration time from weeks to minutes.

Unified Data Format

Consistent structure across all DEXs makes analysis and integration straightforward.

Reliable Pricing

Multi-DEX aggregation provides more accurate and fair price data, preventing liquidation events caused by relying on single sources.

Features Overview

Complete coverage of the Cardano token ecosystem with real-time data from all major DEXs.

Aggregated Market Data

Sources information from all major Cardano DEXs to minimize discrepancies and volatility. Includes detailed OHLCV data with candlesticks over custom timeframes.

Cardano
Genius Yield
Genius Yield
Genius Yield
Genius Yield
Genius Yield
Genius Yield
Genius Yield
INNOVATIVE COLLABORATION

Combining Expertise to Transform Cardano Data

Charli3
&
Steelswap

Leveraging Charli3's expertise in high-uptime systems with Steelswap.io's DEX aggregation capabilities to provide the most reliable token data on Cardano.

Ecosystem Growth

Reliable data infrastructure elevates the entire Cardano ecosystem, enabling safer DeFi applications and fostering mainstream adoption.

Open Source Tooling

Raw data from Cardano DEX liquidity pool activity and order book transactions are extracted using open source tooling.

Enterprise Reliability

Charli3 is the market leader in data delivery in the Cardano ecosystem. With an impressive 100% oracle ecosystem uptime since 2022.

Advanced Aggregation

Leveraging the proprietary techniques of Steelswap.io, the raw data is aggregated across all supported DEXs to provide accurate token pricing.

Data Accuracy

Multiple validation layers ensure that all pricing data reflects true market conditions across the entire Cardano ecosystem.

Raising the Bar for Cardano Data

Compare our comprehensive DEX coverage and block-by-block updates against traditional providers.

Features
Charli3 Cardano API logo
CoinGecko logo
CoinMarketCap logo
Cardano DEXs logo
Per-Block Updates
Multi-DEX Aggregation
Historical Pool Data
Enterprise Monitoring
Custom Time Periods
Direct On-chain Data
TVL in ADA/USD
Pricing

Simple, Transparent
Plan and Pricing

Choose the plan that's right for your needs, from individual developers to enterprise applications.

Free

$0/month
  • 100 API calls per day
  • 17,000+ token access
  • Aggregated and per-DEX token data
  • OHLCV data (Open, High, Low, Close, Volume)
  • TVL data (Total Value Locked)
  • Multiple supported time resolutions (1m, 5m, 15m, 1h, 1d)
  • Per block updates for tokens
  • Token logos included
  • Non commercial use

Hobby

$9.99/month
  • 500 API calls per day
  • 17,000+ token access
  • Aggregated and per-DEX token data
  • OHLCV data (Open, High, Low, Close, Volume)
  • TVL data (Total Value Locked)
  • Multiple supported time resolutions (1m, 5m, 15m, 1h, 1d)
  • Per block updates for tokens
  • Token logos included
  • Non commercial use

Add-ons

Token Price SSE Stream

Live token price updates via a streaming connection (SSE).

Up to 1 concurrent connection can be purchased on this plan.

+ $5.99/month
Recommended

Developer

$49.99/month
  • 10,000 API calls per day
  • 17,000+ token access
  • Aggregated and per-DEX token data
  • OHLCV data (Open, High, Low, Close, Volume)
  • TVL data (Total Value Locked)
  • Multiple supported time resolutions (1m, 5m, 15m, 1h, 1d)
  • Per block updates for tokens
  • Token logos included
  • Commercial use

Add-ons

Token Price SSE Stream

Live token price updates via a streaming connection (SSE).

Up to 5 concurrent connections can be purchased on this plan.

+ $2.99/month

Enterprise

Custom
  • Custom API call limits
  • 17,000+ token access
  • Aggregated and per-DEX token data
  • OHLCV data (Open, High, Low, Close, Volume)
  • TVL data (Total Value Locked)
  • Multiple supported time resolutions (1m, 5m, 15m, 1h, 1d)
  • Per block updates for tokens
  • Token logos included
  • Dedicated support manager
  • Custom endpoints
  • Flexible terms to be discussed
  • Commercial use
Easy to use, no credit card required to get started with our free plan.

Join Our Early Launch

Be among the first to integrate accurate, real-time Cardano token data into your fintech or DeFi project.

Join our waitlist to get 20% off and exclusive updates about our launch.

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