Sideshift.ai
*This service has some KYC-related lines in their ToS. Please read below.
SideShift.ai enables HUMANS and AI to shift between 30+ cryptocurrencies. Swap between coins with fast and easy user experience, no sign-up required.
Quick Info
Verified
Bitcoin and LN accepted
Monero is accepted
You can't buy with FIAT
You can swap coins
No account needed
The wallet is not custodial
The source code is private
JavaScript needed to use the service
No Tor service available
The service has an API available
This service refunds without the need of a KYC procedure (if ever needed).
KYC Level: 1
KYC is rare. Sideshift.ai does not mention KYC/AML procedures as such, but the service has the right to share acquired data with representatives of the authorities, block funds or reject transactions.
Comments
May reject large transactions at any time for any reason and ask for provenance of funds.
KYC-Related Terms of Service

If trade 'Deemed not acceptable. The account will be suspended and the deposit refunded to the user after a holding period of 7 days.'