Gas fees and USD tx costs on 6 chains, cheapest-chain ranking, URL to Markdown. Pay per call, x402.
Connect Remote server
claude mcp add --transport http agent-tools https://tools.nythosx.com/mcp
{
"mcpServers": {
"agent-tools": {
"url": "https://tools.nythosx.com/mcp"
}
}
}
{
"servers": {
"agent-tools": {
"type": "http",
"url": "https://tools.nythosx.com/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://tools.nythosx.com/mcp
Tools 7 found in our last check
list_chainsList supported chains (Base, Ethereum, Arbitrum, Optimism, Polygon, Solana) and the gas-unit constants used by the paid tools (free). Always returns the full, unfiltered list of all 6 chains (no input/filter params). gasUnits.{transfer|usdc_transfer|swap} are plain integers: the…
get_gas_priceCurrent gas/fee tiers and USD costs for one chain. Slow/standard/fast gas tiers and USD cost of a transfer, USDC transfer and swap, for Base, Ethereum, Arbitrum, Optimism, Polygon or Solana. Updated every 15s. Solana is compute-unit pricing, not gwei-style gas; the other 5 are E…
compare_gas_costsWhere is it cheapest to send this transaction right now?. Ranks all 6 supported chains (Base, Ethereum, Arbitrum, Optimism, Polygon, Solana) by USD cost for a transaction type (transfer, USDC transfer or swap) at a speed tier (slow/standard/fast). Returns the ranking, the cheape…
estimate_custom_tx_costUSD cost of a custom gas limit or compute-unit budget. Prices an arbitrary transaction, not just the 3 canned types get_gas_price/compare_gas_costs cover: pass your own gas limit (EVM chains) or compute-unit budget (Solana) and get its USD cost at a speed tier. Use this for a co…
read_url_as_markdownConvert any web page into clean, readable Markdown. Fetches a public web page and returns clean Markdown: title, byline, site name, excerpt, word count and article body. Respects robots.txt, blocks private hosts, follows up to five redirects, caps the page at 3 MB. links=true ad…
check_url_statusCheck if a URL is reachable before paying to read it. HEAD request following up to five redirects: status code, final URL, content-type, content-length and last-modified — no page body fetched or charged for content. Use before read_url_as_markdown ($0.003) to confirm a URL reso…
get_native_token_priceUSD price of a chain's native token, no gas data. Just the native-token USD price (ETH, POL or SOL), sourced from MEXC/Gate.io/Coinbase with the same price feed get_gas_price uses. Use this when you only need the asset price, not fees — get_gas_price and compare_gas_costs alread…
Details
| Endpoint | https://tools.nythosx.com/mcp (Streamable HTTP) |
| First published | 21 Oct 2026 |
| Last updated | 21 Oct 2026 |
| Registry name | com.nythosx.tools/agent-tools |
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