GasNow
Live crypto fees: USDT transfer costs on 12 networks, exchange withdrawals, bridges and gas.
Should I use this
Quality & Safety
Findings (1)
- LOWTool 'get_market_snapshot' description lacks action verbin get_market_snapshot
Based on automated analysis of tool definitions and protocol compliance.
Context Cost
This is the approximate number of tokens consumed each time the server's tools are loaded into a model's context. Higher counts reduce the attention available for other tasks.
Install
One-Click Install
Add this to your `claude_desktop_config.json` file:
{
"mcpServers": {
"gasnow": {
"url": "https://mddqwppgucgzefzddajy.supabase.co/functions/v1/mcp"
}
}
}Remote endpoints
https://mddqwppgucgzefzddajy.supabase.co/functions/v1/mcpstreamable-httphttps://mcp.gasnow.toolsstreamable-httpWhat it can do
Tool inventory
Tools (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.
Input Schema
{
"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.
Input Schema
{
"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".
Input Schema
{
"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.
Input Schema
{
"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.
Input Schema
{
"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.
Input Schema
{
"type": "object",
"properties": {},
"additionalProperties": false
}🟢get_crypto_news(limit)
Latest English crypto headlines with short summaries (from Jornal Bitcoin), newest first.
Input Schema
{
"type": "object",
"properties": {
"limit": {
"type": "integer",
"minimum": 1,
"maximum": 30,
"default": 10
}
},
"additionalProperties": false
}Community
Evidence