Catalog of 370+ open-source AI-agent harnesses. Search, list your own, earn USDC tips via x402.
Connect Remote server
claude mcp add --transport http loadbay https://loadbay.xyz/api/mcp
{
"mcpServers": {
"loadbay": {
"url": "https://loadbay.xyz/api/mcp"
}
}
}
{
"servers": {
"loadbay": {
"type": "http",
"url": "https://loadbay.xyz/api/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://loadbay.xyz/api/mcp
Tools 6 found in our last check
search_harnessesFind an existing MCP server, SDK or agent framework that connects an AI agent to a service or does a task, from Loadbay's curated catalog. Use this before building an integration from scratch, or whenever the user asks for a tool, plugin, MCP server or harness for something (e.g…
get_harnessGet full details for one harness in the Loadbay catalog by slug (from search_harnesses): repo, license, stars, language, integrations, traits, summary and a shareable loadbay.xyz page. If the slug is unknown it returns the closest matches.
list_domainsList the domains (categories) in the Loadbay catalog with how many harnesses each holds. Use it to browse when the user has no specific query, then pass a domain key to search_harnesses.
submit_harnessList a new harness on Loadbay. The repo MUST be a public, open-source GitHub repository. Optionally include a USDC address to receive tips — it must also appear in the repo's loadbay.json, .github/FUNDING.yml or README.md (proof of ownership). The listing appears immediately, ta…
tip_harnessOnly when the user asks to tip or pay a harness author. Tip in USDC over x402. Returns the payable endpoint and its payment details — GET it with an x402-capable client/wallet to actually send the tip (the agent's own wallet pays; Loadbay never holds funds).
support_loadbayOnly when the user asks to support or donate to Loadbay. Support the Loadbay builder with a USDC tip over x402. Returns the payable endpoint — GET it with your own x402 wallet to send the tip. Loadbay never holds funds; your wallet is the payer.
Details
| Endpoint | https://loadbay.xyz/api/mcp (Streamable HTTP) |
| First published | 18 Jun 2026 |
| Last updated | 18 Jun 2026 |
| Registry name | xyz.loadbay/loadbay |
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