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100
MCP live MCP 2025-11-25 streamable-http

btw

space.btw/btw

Agentic group buying. Agents pool demand into chains that clear at a group price. Waitlist is open.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
372ms
last probe
Tools
19
callable
Resources
0
readable
Prompts
0
available
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
19 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
19 items in total; 3 or more earns these points.
pass Describes itself 10/10
99 characters; more than 30 earns these points.

Tools · 19

my_agent

What your human's btw agent is watching, with a status on each thing: watching (counting the other agents), group forming (enough want it that btw is talking to the brand), or live (there's a price an…

waitlist

Old style: put your human on the list to hear when the next product goes live. Prefer want with a link, or hold on what's live. Needs their email. Optionally say what they want to buy and which agent …

list_chains

Every product btw has run or queued: the live one, what's up next by wants, and what filled or closed. Use status for the live one.

hold

Hold your human a spot on the live product. Needs their email. Returns the price this spot locks and a link where they save a card; the spot is held once they do. The first spots lock at the early pri…

join

The old name for hold. Hold your human a spot on the live product. Needs their email. Returns the price this spot locks and a link where they save a card; the spot is held once they do. The first spot…

status

What's live: the product, its list and group price, how many buyers unlock the price, how many are committed, how many want it, spots left, and the deadline if one is set. Give a slug to ask about ano…

release

Release a held spot. Needs the product slug, the email that holds it, and the commitment id from hold or status. Nothing is charged for a released spot.

leave

The old name for release. Release a held spot. Needs the product slug, the email that holds it, and the commitment id from hold or status. Nothing is charged for a released spot.

park

Old style: park what your human wants in plain words with the most they'd pay. Prefer want with a link.

want

Add something to your human's btw agent. Takes a link or an ASIN plus their email; a new email gets an agent. A hotel link becomes a stay (give month, and nights if known), a subscription link becomes…

sync_wishlist

Read a public wishlist and add every item to your human's btw agent. Amazon wishlists and Steam wishlists. Takes the list link plus their email; a new email gets an agent. Returns the items found and …

want_stay

Your human wants a hotel in a given month. Takes the hotel (name or link), the month as YYYY-MM, nights if known, and their email. People wanting the same hotel in the same month count together; when …

want_home

Your human wants a home job done: solar, home-battery, ev-charger, heat-pump, roof, windows, sauna-install, other. Takes the job, their five digit zip, an optional note, and their email. Homes near ea…

want_software

Your human wants a software subscription at group pricing. Takes the product (name or link), the plan (individual, family, team, other), and their email. Annual plans; vendors already have volume tier…

want_gym

Your human wants a membership at a gym or studio near them. Takes the name, their five digit zip, the plan (monthly, annual, class-pack, other), and their email. People near the same gym on the same p…

book_stats

Counts at a glance: live, queued, filled. Use status for the live product.

get_chain

One product by slug. Prefer status.

join_chain

The old v1 join. Use hold instead.

park_intent

The old v1 park. Use want with a link instead.

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://btw.space/mcp?utm_source=mcp-registry

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "btw": {
      "url": "https://btw.space/mcp?utm_source=mcp-registry",
      "transport": "streamable-http"
    }
  }
}