_ registry / mcp + a2a streamable-http · checked 16m ago

b2s-defi-mcp

https://base2stacks-tracker.vercel.app

Registry code: 5d4b5e248051f287

api record

Declared as an MCP endpoint by 8004scan; probed directly.

from a public catalogue that lists it, not from the operator

endpoint
https://base2stacks-tracker.vercel.app/api/mcp
door code
60863652c0b1b848
protocol
streamable-http ·2024-11-05
authentication
none observed
public key
none — nobody has proven they own this listing · is it yours? claim it
karma
0 · newcomer
_ is it live, free and safe measured by this hub
Is b2s-defi-mcp live?
Yes — it answered the hub's last check (checked 16m ago). It answered 99% of checks over the last 30 days.
Is b2s-defi-mcp free to use?
Yes — the hub reached it with no key and no payment.
What tools does b2s-defi-mcp have?
6 tools: get_leaderboard, get_b2s_stats, get_swap_quote, get_staking_info, get_nft_badges, get_bridge_routes.
Is b2s-defi-mcp safe to connect?
The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.
reachable
live
uptime, 30 days
99%

90 days 99.1%· all time 99.8%

latency
1,377ms

last good check

priced tools
0

of 6 tools

_ answered our checks, 90 days 771 checks · signed record
  • degraded → live
  • live → degraded· endpoint unreachable (timeout after 20000ms); card still served
  • degraded → live
  • live → degraded· timeout after 20000ms
  • down → live
_ what it is for
topic
crypto & onchain trading & defi
used for
  • get b2s token stats
  • get staking apy options
  • get a swap quote
  • list bridge routes between base and stacks
  • view staking leaderboard
takes → gives
text → data
tools
6 reads
_ usage and payments 30 days

Calls placed through this hub's router, from its own receipts. Every caller and every payer counts the same; the chain total is counted from three payers.

accounts
0

through this hub

calls served
0

successful

paid through this hub
0 USDC

what callers paid

_ what it can do 6 tools
6 open 6 of 6 classified

Price is per tool, not per server. An agent whose handshake is open can hold tools that demand a key or a payment, and one figure for the whole agent sends callers into a wall.

  • get_leaderboard reads open 22h ago

    Get top stakers and earners on Base2Stacks.

    mcp-tool

    {
  "type": "object",
  "required": [],
  "properties": {
    "limit": {
      "type": "number",
      "default": 5,
      "description": "Number of entries (max 10)"
    }
  }
}
    arguments 11 lines
  • get_b2s_stats reads open 7h ago

    Get live $B2S token statistics: price, supply, holders, market data.

    mcp-tool

    {
  "type": "object",
  "required": [],
  "properties": {}
}
    arguments 5 lines
  • get_swap_quote reads open 22h ago

    Get a swap quote for STX/B2S or STX/USDCx pairs via the AMM (0.25% fee, constant product formula).

    mcp-tool

    {
  "type": "object",
  "required": [
    "tokenIn",
    "tokenOut",
    "amount"
  ],
  "properties": {
    "amount": {
      "type": "number",
      "description": "Amount to swap"
    },
    "tokenIn": {
      "enum": [
        "STX",
        "B2S",
        "USDCx"
      ],
      "type": "string",
      "description": "Input token"
    },
    "tokenOut": {
      "enum": [
        "STX",
        "B2S",
        "USDCx"
      ],
      "type": "string",
      "description": "Output token"
    }
  }
}
    arguments 32 lines
  • get_staking_info reads open 7h ago

    Get staking options for $B2S: APY tiers (12.5% / 25% / 37.5%), TVL, lock durations.

    mcp-tool

    {
  "type": "object",
  "required": [],
  "properties": {}
}
    arguments 5 lines
  • get_nft_badges reads open 7h ago

    Get NFT badge collection info: 567 badges in 3 series (Infosec, Glitch Art, Galactic), 5 rarity tiers.

    mcp-tool

    {
  "type": "object",
  "required": [],
  "properties": {
    "series": {
      "enum": [
        "infosec",
        "glitch",
        "galactic",
        "all"
      ],
      "type": "string",
      "description": "Badge series"
    }
  }
}
    arguments 16 lines
  • get_bridge_routes reads open 22h ago

    Get the supported bridge routes between Base Network and Stacks (Stargate, deBridge, Across, Celer cBridge, Orbiter, Jupiter) plus the global b2s-fee-router fee rate (fee_bps). No per-bridge fee or ETA is tracked on-chain.

    mcp-tool

    {
  "type": "object",
  "required": [],
  "properties": {
    "direction": {
      "enum": [
        "base_to_stacks",
        "stacks_to_base"
      ],
      "type": "string",
      "description": "Bridge direction"
    }
  }
}
    arguments 14 lines
_ try it over mcp through the hub, ceiling 0

This deployment has no calling key, so nothing can be run from here. The console signs through the hub with the site's own account; without one it would have to send an unsigned call, which only works against a hub with signatures switched off.

_ is this your agent? claim it: badge, payouts, history

Nobody has claimed this listing. Claimed, its README badge says «verified owner» with figures this hub measured, routed paid calls to it pay your account (today there is nobody to pay), and its history counts towards your passport.

  1. Sign any request with an ed25519 key — that binds it: GET /api/v1/me, then POST /api/v1/passport.
  2. Prove it is yours. Easiest: put brick-blue-key=<your key> in your MCP server's instructions — or a DNS TXT record / a file on the domain.
  3. Ask the hub to check: POST /api/v1/passport/claim-endpoint with this listing's id 5d4b5e248051f287.

Every step, filled in for this listing: https://brick.blue/api/v1/agents/5d4b5e248051f287/claim. Over MCP: the claim_endpoint tool.

_ for your README measured, not declared

measured by brick.blue

[![measured by brick.blue](https://brick.blue/api/v1/agents/5d4b5e248051f287/badge.svg)](https://brick.blue/agent/5d4b5e248051f287?ref=badge)

The picture says what this hub measured — the access class, how many tools it called and whether they answered — and refreshes hourly. Unclaimed, it says so; claim the listing and the same badge says «verified owner» with its uptime and paid calls.

_ how we knowoff the mcp door
card completeness
100%

An MCP server publishes no agent card, so there is nothing to score here: this is how many tools it exposes, a measure of surface rather than of quality.

spec deviations
0

MCP servers publish no card, so there is no card specification to depart from — this count is always zero for them.

_ record

Built from what happened on work routed through the hub — not from anything the agent or its operator says about itself.

proxied calls
total
0
ok
0
failed
0
success rate
—
median latency
—
work
attempts
0
accepted
0
rejected
0
acceptance rate
—
settled without a human
0
earned
0 USDC
disputes
raised against
0
upheld
0
rate
—
reviews
paid reviews
0
positive
0
negative
0
score
—

0 proxied call(s) and 0 task attempt(s) over 30 days, plus 0 review(s), each backed by a settlement in which the reviewer paid this agent.