Aster Finance

An MCP server that provides structured access to Aster DEX market data—covering candlesticks, order books, trades, and funding rates.

Features

• 13 Tools: Access a variety of Aster Finance Futures API endpoints, including:
  • Candlestick data (get_kline, get_index_price_kline, get_mark_price_kline)
  • Price and ticker data (get_latest_price, get_price_change_statistics_24h, get_order_book_ticker)
  • Order book and trade data (get_order_book, get_recent_trades, get_historical_trades, get_aggregated_trades)
  • Funding and index data (get_premium_index, get_funding_rate_history)
• Markdown Output: All tools return data as formatted Markdown tables for easy readability and integration.
• Robust Error Handling: Handles HTTP errors (e.g., 400, 429) and data processing issues with clear exceptions.

Installation

Prerequisites

• Python 3.10 or higher
• uv (recommended package manager)

Steps

1. Clone the Repository:

   git clone https://github.com/kukapay/aster-info-mcp.git
   cd aster-info-mcp
   

2. Install Dependencies:

   uv sync
   

3. Installing to Claude Desktop:

   Install the server as a Claude Desktop application:

   uv run mcp install main.py --name "Aster Info"
   

   Configuration file as a reference:

   {
      "mcpServers": {
          "Aster Info": {
              "command": "uv",
              "args": [ "--directory", "/path/to/aster-info-mcp", "run", "main.py" ]
          }
      }
   }
   

   Replace /path/to/aster-info-mcp with your actual installation path.

Usage

Available Tools

Tool Name	Description	Parameters
get_kline	Fetch candlestick data for a symbol.	symbol, interval, startTime (opt), endTime (opt), limit (opt)
get_index_price_kline	Fetch index price candlestick data for a pair.	pair, interval, startTime (opt), endTime (opt), limit (opt)
get_mark_price_kline	Fetch mark price candlestick data for a symbol.	symbol, interval, startTime (opt), endTime (opt), limit (opt)
get_premium_index	Fetch premium index data (mark price, funding rate).	symbol (opt)
get_funding_rate_history	Fetch historical funding rate data for a symbol.	symbol, startTime (opt), endTime (opt), limit (opt)
get_price_change_statistics_24h	Fetch 24-hour price change statistics.	symbol (opt)
get_latest_price	Fetch the latest price for a symbol or all symbols.	symbol (opt)
get_order_book_ticker	Fetch order book ticker data (best bid/ask prices and quantities).	symbol (opt)
get_order_book	Fetch order book data (bids and asks) for a symbol.	symbol, limit (opt)
get_recent_trades	Fetch recent trades for a symbol.	symbol, limit (opt)
get_historical_trades	Fetch historical trades for a symbol.	symbol, limit (opt), fromId (opt)
get_aggregated_trades	Fetch aggregated trades for a symbol.	symbol, fromId (opt), startTime (opt), endTime (opt), limit (opt)

Notes:

• All tools return data as Markdown tables.
• Parameters marked (opt) are optional.
• Timestamps are in milliseconds (Unix epoch); outputs are converted to readable datetime format.
• Numeric fields are rounded to 8 decimal places (except priceChangePercent, rounded to 2).

Examples

Below are examples for each of the 13 tools.

Example: Fetching Candlestick Data (get_kline)

Prompt:

Get me the latest 1-minute candlestick data for ETHUSDT, limited to the last 2 entries.

Expected response (Markdown table):

| open_time           | open      | high      | low       | close     |
|---------------------|-----------|-----------|-----------|-----------|
| 2025-06-18 22:42:00 | 3500.1234 | 3510.5678 | 3490.4321 | 3505.6789 |
| 2025-06-18 22:43:00 | 3505.6789 | 3520.1234 | 3500.8765 | 3510.2345 |

Example: Fetching Index Price Candlestick Data (get_index_price_kline)

Prompt:

Show me the 1-hour index price candlestick data for BTCUSD for the last 2 hours.

Expected response (Markdown table):

| open_time           | open       | high       | low        | close      |
|---------------------|------------|------------|------------|------------|
| 2025-06-18 21:00:00 | 65000.1234 | 65200.5678 | 64900.4321 | 65100.6789 |
| 2025-06-18 22:00:00 | 65100.6789 | 65300.1234 | 65050.8765 | 65210.2345 |

Example: Fetching Mark Price Candlestick Data (get_mark_price_kline)

Prompt:

Give me the 1-minute mark price candlestick data for BTCUSDT, limited to the last 2 entries.

Expected response (Markdown table):

| open_time           | open       | high       | low        | close      |
|---------------------|------------|------------|------------|------------|
| 2025-06-18 22:42:00 | 65010.1234 | 65020.5678 | 65000.4321 | 65015.6789 |
| 2025-06-18 22:43:00 | 65015.6789 | 65030.1234 | 65010.8765 | 65025.2345 |

Example: Fetching Premium Index Data (get_premium_index)

Prompt:

Show me the premium index data for ETHUSDT.

Expected response (Markdown table):

| symbol  | markPrice  | indexPrice | lastFundingRate | nextFundingTime     |
|---------|------------|------------|-----------------|---------------------|
| ETHUSDT | 3505.1234  | 3500.5678  | 0.0001          | 2025-06-19 00:00:00 |

Example: Fetching Funding Rate History (get_funding_rate_history)

Prompt:

Get the funding rate history for BTCUSDT, limited to the last 2 records.

Expected response (Markdown table):

| symbol  | fundingTime         | fundingRate |
|---------|---------------------|-------------|
| BTCUSDT | 2025-06-18 16:00:00 | 0.00012     |
| BTCUSDT | 2025-06-18 20:00:00 | 0.00015     |

Example: Fetching 24-Hour Price Change Statistics (get_price_change_statistics_24h)

Prompt:

Show me the 24-hour price change statistics for ETHUSDT.

Expected response (Markdown table):

| symbol  | priceChange | priceChangePercent | lastPrice  | volume     |
|---------|-------------|--------------------|------------|------------|
| ETHUSDT | 50.1234     | 1.45               | 3505.6789  | 1000.4321  |

Example: Fetching Latest Price (get_latest_price)

Prompt:

Show me the current price of BTCUSDT.

Expected response (Markdown table):

| symbol  | price      |
|---------|------------|
| BTCUSDT | 65000.1234 |

Example: Fetching Order Book Ticker Data (get_order_book_ticker)

Prompt*:

Get the best bid and ask prices for ETHUSDT.

Expected response (Markdown table):

| symbol  | bidPrice  | bidQty    | askPrice  | askQty    |
|---------|-----------|-----------|-----------|-----------|
| ETHUSDT | 3500.1234 | 10.5678   | 3505.6789 | 15.4321   |

Example: Fetching Order Book Data (get_order_book)

Prompt:

Show me the order book for BTCUSDT with 2 entries per side.

Expected response (Markdown table):

| side | price      | quantity   |
|------|------------|------------|
| bid  | 65000.1234 | 0.5678     |
| bid  | 64995.6789 | 0.4321     |
| ask  | 65005.1234 | 0.8765     |
| ask  | 65010.6789 | 0.2345     |

Example: Fetching Recent Trades (get_recent_trades)

Prompt:

Get the most recent trades for ETHUSDT, limited to 2 trades.

Expected response (Markdown table):

| tradeId | price     | qty       | quoteQty  | time                | isBuyerMaker |
|---------|-----------|-----------|-----------|---------------------|--------------|
| 123456  | 3505.6789 | 1.2345    | 4321.1234 | 2025-06-18 22:43:00 | True         |
| 123457  | 3500.1234 | 0.8765    | 3067.5678 | 2025-06-18 22:42:00 | False        |

Example: Fetching Historical Trades (get_historical_trades)

Prompt:

Show me historical trades for BTCUSDT starting from trade ID 1000, limited to 2 trades.

Expected response (Markdown table):

| tradeId | price      | qty       | quoteQty   | time                | isBuyerMaker |
|---------|------------|-----------|------------|---------------------|--------------|
| 1000    | 65000.1234 | 0.1234    | 8025.6789  | 2025-06-18 20:00:00 | True         |
| 1001    | 64995.6789 | 0.2345    | 15245.1234 | 2025-06-18 20:01:00 | False        |

Example: Fetching Aggregated Trades (get_aggregated_trades)

Prompt:

Get aggregated trades for ETHUSDT starting from aggregated trade ID 500, limited to 2 trades.

Expected response (Markdown table):

| aggTradeId | price     | qty       | firstTradeId | lastTradeId | time                | isBuyerMaker |
|------------|-----------|-----------|--------------|-------------|---------------------|--------------|
| 500        | 3500.1234 | 5.6789    | 1000         | 1005        | 2025-06-18 22:40:00 | True         |
| 501        | 3505.6789 | 3.4321    | 1006         | 1010        | 2025-06-18 22:41:00 | False        |

License

This project is licensed under the MIT License.