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MCP live MCP 2026-07-28 streamable-http

OnceAsk

io.github.rsb6061/onceask

MCP server for OnceAsk, the AI-native current-address layer for people and agents.

Watch this dependency Share evidence report
Uptime
80.0%
5 direct probes · 30d
Response
839ms
last probe
Tools
4
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://onceask.com/_api/mcp
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
4 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
4 items in total; 3 or more earns these points.
pass Describes itself 10/10
82 characters; more than 30 earns these points.

Tools · 4

resolve_delivery

Preferred privacy-preserving way to send something to a person. Searches OnceAsk first and, when connected, can discover a missing person from Google Contacts or Gmail interactions. Resolves to a shor…

request_delivery_permission

After the user explicitly confirms they want the recipient contacted, ask OnceAsk to request a current delivery address/permission. Accepts either a recipientId from resolve_delivery or a person's nam…

list_handwritten_cards

List available Handwrytten card designs and handwriting styles for privacy-preserving fulfillment. Does not expose recipient address data.

send_handwritten_card

Fulfill a handwritten card using a delivery token returned by resolve_delivery. OnceAsk sends the recipient address directly to the fulfillment provider; the agent does not receive it.

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://onceask.com/_api/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "onceask": {
      "url": "https://onceask.com/_api/mcp",
      "transport": "streamable-http"
    }
  }
}