GasNow
Live crypto fees: USDT transfer costs on 12 networks, exchange withdrawals, bridges and gas.
我该使用它吗
质量与安全性
发现（1）
- LOWTool 'get_market_snapshot' description lacks action verb在 get_market_snapshot 中
基于对工具定义和协议合规性的自动分析。
上下文开销
这是每次将服务器的工具加载到模型上下文窗口时所消耗的大致 token 数。数值越高，可用于其他任务的注意力就越少。
安装
一键安装
将以下内容添加到你的 `claude_desktop_config.json` 文件中：
{
"mcpServers": {
"gasnow": {
"url": "https://mddqwppgucgzefzddajy.supabase.co/functions/v1/mcp"
}
}
}远程端点
https://mddqwppgucgzefzddajy.supabase.co/functions/v1/mcpstreamable-httphttps://mcp.gasnow.toolsstreamable-http它能做什么
工具清单
工具（7）
🟢get_gas_price(chain)
Live gas price (gwei) on an EVM chain: base fee and slow/standard/fast/instant tiers from the last 20 blocks.
输入模式
{
"type": "object",
"properties": {
"chain": {
"type": "string",
"enum": [
"ethereum",
"base",
"arbitrum",
"optimism",
"polygon",
"bnb",
"avalanche"
],
"default": "ethereum"
}
},
"additionalProperties": false
}🟢get_bitcoin_fees
Live Bitcoin fee rates in sat/vB (fastest, half hour, hour, economy) from the mempool.
输入模式
{
"type": "object",
"properties": {},
"additionalProperties": false
}🟢get_network_fees(network)
USD (and BRL) cost to send the native coin, send USDT/USDC (to a holder and to a new address) and do a swap on 12 networks: Ethereum, Base, Optimism, Arbitrum, Polygon, BNB Chain, Avalanche, Solana, Tron, TON, Bitcoin, Litecoin. Use it to answer "what is the cheapest network to send USDT".
输入模式
{
"type": "object",
"properties": {
"network": {
"type": "string",
"enum": [
"ethereum",
"base",
"optimism",
"arbitrum",
"polygon",
"bnb",
"avalanche",
"solana",
"tron",
"ton",
"bitcoin",
"litecoin"
],
"description": "Optional: only this network"
}
},
"additionalProperties": false
}🟢get_exchange_withdrawal_fees(exchange, coin, network)
Withdrawal fee charged by exchanges (Binance, Mercado Bitcoin, Foxbit, Bitget, KuCoin, HTX) for USDT, USDC and BTC on each network, in coin units and USD. Filter by exchange, coin and network.
输入模式
{
"type": "object",
"properties": {
"exchange": {
"type": "string",
"enum": [
"binance",
"mercado-bitcoin",
"foxbit",
"bitget",
"kucoin",
"htx"
]
},
"coin": {
"type": "string",
"enum": [
"USDT",
"USDC",
"BTC"
]
},
"network": {
"type": "string",
"description": "e.g. tron, ethereum, bnb, solana, polygon, arbitrum, base, ton, bitcoin, lightning"
}
},
"additionalProperties": false
}🟢get_bridge_quotes(from, to)
Cheapest live route and total cost to move about $100 of USDT/USDC/ETH/BTC between networks (e.g. Tron to BNB Chain, Ethereum to Base, BTC to Ethereum), with time and bridge used. Filter by source and destination network.
输入模式
{
"type": "object",
"properties": {
"from": {
"type": "string",
"enum": [
"ethereum",
"base",
"optimism",
"arbitrum",
"polygon",
"bnb",
"avalanche",
"solana",
"tron",
"ton",
"bitcoin",
"litecoin"
]
},
"to": {
"type": "string",
"enum": [
"ethereum",
"base",
"optimism",
"arbitrum",
"polygon",
"bnb",
"avalanche",
"solana",
"tron",
"ton",
"bitcoin",
"litecoin"
]
}
},
"additionalProperties": false
}🟢get_market_snapshot
Everything on the GasNow dashboard at once as Markdown: Ethereum gas, Bitcoin fees, BTC/ETH/SOL/TON prices, market cap, Fear & Greed, Altseason, Market Stress Index, Leverage Index, derivatives, stablecoin supply, halving cycle, trending tokens.
输入模式
{
"type": "object",
"properties": {},
"additionalProperties": false
}🟢get_crypto_news(limit)
Latest English crypto headlines with short summaries (from Jornal Bitcoin), newest first.
输入模式
{
"type": "object",
"properties": {
"limit": {
"type": "integer",
"minimum": 1,
"maximum": 30,
"default": 10
}
},
"additionalProperties": false
}社区
证据