Non-custodial EVM swaps: Kyber, CoW, 0x, Velora, deBridge, SideShift. Disclosed 0.1% fee.
Connect Remote server
claude mcp add --transport http quietwork-swap https://qw-swap.quietworklabs.workers.dev/mcp
{
"mcpServers": {
"quietwork-swap": {
"url": "https://qw-swap.quietworklabs.workers.dev/mcp"
}
}
}
{
"servers": {
"quietwork-swap": {
"type": "http",
"url": "https://qw-swap.quietworklabs.workers.dev/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://qw-swap.quietworklabs.workers.dev/mcp
Tools 16 found in our last check
swap_quoteBest-price same-chain token swap quote via the KyberSwap aggregator (ethereum, base, arbitrum, optimism, polygon, bsc). Includes a disclosed 0.1% integrator fee.
swap_build_txBuild an unsigned, non-custodial swap transaction (plus ERC-20 approval tx if needed) for the caller's wallet to sign. Same fee as swap_quote.
cow_quoteGasless CoW Protocol market-order quote (ethereum, base, arbitrum, polygon, bsc; ERC-20 sell tokens). MEV-protected batch auction. Includes the same disclosed 0.1% fee as a CoW partner fee.
cow_build_orderBuild an unsigned CoW market order as EIP-712 typed data (eth_signTypedData_v4) plus the one-time vault-relayer approval tx if needed. No gas for the swap itself.
cow_post_orderSubmit a signed CoW order (from cow_build_order) to the CoW Protocol order book; returns orderUid + explorer link.
cow_order_statusStatus of a CoW order by uid.
zerox_quoteSame-chain swap quote via the 0x Swap API (ethereum, base, arbitrum, optimism, polygon, bsc) with the same disclosed 0.1% Quietwork integrator fee PLUS 0x's own ~0.15% platform fee (Standard plan; returned as zeroExFee), so total fees are higher than on KyberSwap.
zerox_build_txBuild an unsigned 0x Swap API (AllowanceHolder) transaction plus ERC-20 approval tx if needed; output goes to sender. Same fees as zerox_quote (0.1% ours + 0x's ~0.15% zeroExFee).
velora_quoteSame-chain swap quote via Velora (ParaSwap) Market (ethereum, base, arbitrum, optimism, polygon, bsc) with the same disclosed 0.1% Quietwork partner fee (Velora keeps 15% of it; no other Velora fee). Often a better price than KyberSwap on some pairs; compare with swap_quote.
velora_build_txBuild an unsigned Velora Augustus v6.2 swap tx plus ERC-20 approval tx if needed. Same fee as velora_quote.
debridge_quoteCross-chain EVM swap quote via deBridge DLN (ethereum, base, arbitrum, optimism, polygon, bsc; e.g. USDC on Base -> ETH on Arbitrum). Includes the same disclosed 0.1% Quietwork affiliate fee PLUS deBridge's own fees (4 bps protocol fee, flat native-coin fee, ~4 bps solver margin…
debridge_build_txBuild an unsigned deBridge DLN cross-chain order transaction (plus ERC-20 approval tx if needed) for sender to sign on the source chain. Same fees as debridge_quote. Returns orderId for tracking.
debridge_order_statusStatus of a deBridge DLN order by orderId.
crosschain_rateCross-chain / cross-asset rate (BTC, XMR, LTC, SOL, ETH, USDC on many networks) via SideShift.ai. Same rate as sideshift.ai.
crosschain_create_shiftCreate a variable-rate SideShift order; returns a deposit address. Funds settle directly to settleAddress (non-custodial for us).
shift_statusStatus of a SideShift order created here.
Details
| Endpoint | https://qw-swap.quietworklabs.workers.dev/mcp (Streamable HTTP) |
| First published | 25 Oct 2026 |
| Last updated | 25 Oct 2026 |
| Registry name | dev.workers.quietworklabs.qw-swap/quietwork-swap |
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