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RightCard

R0· no sign-in

Which of your credit cards to use at any store, from verified bank data. No bank login.

v0.1.9 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality79good
Trust99of 100
Uptime, 30 days93%
Latency p50328 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "rightcard": {
      "type": "http",
      "url": "https://mcp.rightcard.ai/mcp"
    }
  }
}
claude mcp add --transport http rightcard https://mcp.rightcard.ai/mcp
[mcp_servers.rightcard]
url = "https://mcp.rightcard.ai/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "rightcard": {
      "type": "remote",
      "url": "https://mcp.rightcard.ai/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "rightcard": {
      "type": "http",
      "url": "https://mcp.rightcard.ai/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=rightcard&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbWNwLnJpZ2h0Y2FyZC5haS9tY3AifQ%3D%3D"
}
{
  "servers": {
    "rightcard": {
      "type": "http",
      "url": "https://mcp.rightcard.ai/mcp"
    }
  }
}
{
  "mcpServers": {
    "rightcard": {
      "httpUrl": "https://mcp.rightcard.ai/mcp"
    }
  }
}
extensions:
  "rightcard":
    enabled: true
    name: "rightcard"
    type: streamable_http
    uri: "https://mcp.rightcard.ai/mcp"
    timeout: 300

Quality 79 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene71 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • fail
    tools.annotationsno tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: card (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); best_card (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); lookup_merchant (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); …
  • pass
    tools.token_costabout 762 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvabledeps.dev does not know [email protected]

5 tools, about 762 tokens to load them all · tool set ee85a0adb76c · checked 2026-10-20 10:03 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 99 / 100

provenance100
liveness97
freshness100
hygiene100

+repository +namespace-matches-repo +dns-namespace +website +reachable +uptime-93% +updated-10d-ago

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Dependencies

[email protected] npmthis version is not known to the dependency resolver

Dependency graphs from deps.dev; advisories from OSV.dev, including the GitHub Advisory Database and the PyPI Advisory Database; all CC BY 4.0. The graph is what a clean install of this version resolves today; nothing was installed or run. How it is checked.

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://mcp.rightcard.ai/mcp streamable-httpnoneyes93%328 ms2025-11-252026-10-20
packageregistryversionruntimesecrets
rightcard-mcpnpm0.1.9–

Tools (5)

best_cardWhich of the given cards earns the most at a store (merchant) or for a spend category, today. Returns the card, the honest rate, why, and caveats (merchant-code traps, activation, ties). Base rates + rotating bonuses + built-in card benefits only; a user's personal bank offers live on their phone and are not consulted here.
cardEverything RightCard knows about one card: rates by category, base rate, currency, annual fee, verification status, live rotating windows, and the choose-your-category spec if it has one.
lookup_merchantThe store's reward category as RightCard's directory files it, its merchant type, and the merchant-code caveat when a category bonus usually will not post there (superstores like Walmart/Target, warehouse clubs like Costco/Sam's). Same ranking the app uses.
rotating_calendarLive and upcoming rotating-category windows (Freedom Flex, Discover it, Citi Dividend…) and permanent merchant benefits, from the same verified data as the app. Optionally filter by card id.
search_cardsSearch RightCard's catalog by card or issuer name to get the ids to pass into best_card. Verified cards first; unverified cards are flagged, never hidden.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "ai.rightcard/mcp",
  "title": "RightCard",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://mcp.rightcard.ai/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.9",
  "packages": [
    {
      "version": "0.1.9",
      "transport": {
        "type": "stdio"
      },
      "identifier": "rightcard-mcp",
      "registryType": "npm"
    }
  ],
  "repository": {
    "url": "https://github.com/rightcard/rightcard-mcp",
    "source": "github"
  },
  "websiteUrl": "https://rightcard.ai/mcp",
  "description": "Which of your credit cards to use at any store, from verified bank data. No bank login."
}