usefulapi.io
official MCP · Researched · Checked 2026-09-07
A hosted catalogue of 146 single-application MCP servers, one per SaaS product, each on its own subdomain, wrapping that product's public REST API as a named tool list with per-tool read and write labels and the underlying REST call documented against each tool.
- API access
- free
- MCP support
- official
- Last checked
- 2026-09-07
- Research
- Source researched
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