OP_RETURN Bot
OP_RETURN Bot will create an OP_RETURN output for you, you just need to pay the fees.
https://opreturnbot.com/Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
Connect straight to this server’s public endpoint.
https://opreturnbot.com/mcpWe add this server to your workspace, then open Studio — saved access, one connection to many servers, with a history of what ran.
Last probed Sep 14, 2026 · opreturnbot.com
4tools discovered
Check Payment Status
Check the payment and broadcast status of an OP_RETURN request
Create Op Return
Create a Lightning invoice to write an OP_RETURN message on Bitcoin
Create Unified Payment
Create a Lightning and on-chain payment request for an OP_RETURN message
View Message
View the OP_RETURN message for a transaction created by OP_RETURN Bot
Get your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsOP_RETURN Bot will create an OP_RETURN output for you, you just need to pay the fees.
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
MCPBundles probed 4 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
Operate OP_RETURN Bot? Verify ownership to take over this directory entry.
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.