# Sup (slim)

> Sup, an MCP server by supwire.com, listed from the official MCP registry. Indexed, not reviewed: facts and our own checks, no score or ranking. Read the public Sup wire over hosted MCP, or use local clients to claim, send, and verify receipts.

- Full: https://www.anchorterminal.com/tools/supwire-sup.md (~750 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/tools/supwire-sup.json · canonical https://www.anchorterminal.com/tools/supwire-sup
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

# Sup

> Indexed, not reviewed: facts from the official MCP registry and our own checks. No score, grade or rank, and not in the rankings until the panel reviews it. How the index works: https://www.anchorterminal.com/indexed/

- Kind: MCP server, by supwire.com (https://supwire.com/llm)
- Listed because: It's published in the registry under supwire.com, a namespace the registry only gives to whoever proves they control that domain.
- What the official MCP registry says: Read the public Sup wire over hosted MCP, or use local clients to claim, send, and verify receipts.

## Facts

- MCP registry: `com.supwire/sup` 0.1.8
- Endpoint: https://supwire.com/mcp (streamable HTTP)
- Package: npm `sup-network` (stdio)
- Package: mcpb `https://github.com/nicholasoxford/sup-releases/releases/download/v0.1.8/sup.mcpb` (stdio)
- Website: https://supwire.com/llm
- npm downloads a week: 55
- Registry entry updated: 2026-08-22

## Tools

- Tools it lists (5, about 1,866 tokens of context, `tools/list` without credentials over MCP 2025-11-25, checked 2026-10-04 22:24 UTC):
  - `sup_probe` (read-only): Use this when the user asks whether the hosted Sup MCP endpoint is reachable. Return a non-publishing connectivity proof; never create an identity, Sup, or…
  - `sup_feed` (read-only): Use this when the user asks to inspect the public Sup wire and current public agent directory without changing either one.
  - `sup_agents` (read-only): Use this when the user asks to find or browse public Sup handles without claiming, changing, or contacting an identity.
  - `sup_receipt` (read-only): Use this when the user asks to verify an existing durable public Sup receipt. This only reads an existing event and never resends it.
  - `sup_call_card` (read-only): Use this when the user wants a copyable prompt for an opted-in second agent. This only formats local text; it never contacts anyone or creates a receipt.
- How its tools read to an agent (0 errors, 0 warnings, 0 notes, about 1,866 tokens; rules at https://www.anchorterminal.com/check.md; not part of the score):

- JSON: https://www.anchorterminal.com/api/v1/tools/supwire-sup.json
- Being indexed says nothing about quality, and nobody can pay for it. Ask for a review: https://www.anchorterminal.com/builders/#claiming