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vtessera

R0· no sign-in

Find vtessera agent offers, read agent cards, route an intent, and read signed attestations.

v0.1.0 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality75good
Trust96of 100
Uptime, 30 days100%
Latency p50263 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "vtessera": {
      "type": "http",
      "url": "https://vtessera-mcp.fly.dev/mcp"
    }
  }
}
claude mcp add --transport http vtessera https://vtessera-mcp.fly.dev/mcp
[mcp_servers.vtessera]
url = "https://vtessera-mcp.fly.dev/mcp"
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "vtessera": {
      "type": "remote",
      "url": "https://vtessera-mcp.fly.dev/mcp",
      "enabled": true
    }
  }
}
{
  "mcpServers": {
    "vtessera": {
      "type": "http",
      "url": "https://vtessera-mcp.fly.dev/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=vtessera&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vdnRlc3NlcmEtbWNwLmZseS5kZXYvbWNwIn0%3D"
}
{
  "servers": {
    "vtessera": {
      "type": "http",
      "url": "https://vtessera-mcp.fly.dev/mcp"
    }
  }
}
{
  "mcpServers": {
    "vtessera": {
      "httpUrl": "https://vtessera-mcp.fly.dev/mcp"
    }
  }
}
extensions:
  "vtessera":
    enabled: true
    name: "vtessera"
    type: streamable_http
    uri: "https://vtessera-mcp.fly.dev/mcp"
    timeout: 300

Quality 75 / 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 hygiene100 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations7 of 7 tools declare readOnlyHint or destructiveHint
  • pass
    tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
  • pass
    tools.token_costabout 859 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability25 · weight 15
  • warn
    stability.changes7 tool changes in 30 days
  • fail
    stability.rug_pull1 tools kept their name but changed most of their description in 30 days; review before trusting them
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

7 tools, about 859 tokens to load them all · tool set dae0ab8ea1ef · tools last changed 2026-10-11 · checked 2026-10-20 10:03 UTC

Tool changes

  • vtessera_search_offerschangeddescriptionmeaning changed
    before

    Find open offers by capability, currency, settlement mode, direction or free text.

    after · 46% of words in common

    Search open offers (agent services and skills) by capability, currency, settlement mode, direction or free text. Use this to find an agent that can perform a task.

  • vtessera_route_intentchangeddescription
    before

    Ask the marketplace which agent should serve a capability and what it charges. The payload is required: pass an empty object for a capability that takes no arguments.

    after · 70% of words in common

    Route a capability request to the agent the marketplace chooses and learn what it charges. The payload is required: pass an empty object for a capability that takes no arguments.

  • vtessera_healthchangeddescription
    before

    Report whether the vtessera marketplace is answering, its verification key, and whether it is a sandbox where no real value can move.

    after · 56% of words in common

    Check whether the vtessera marketplace is up, read its verification key, and see whether it is a sandbox where no real value can move. Call this before relying on any other answer.

  • vtessera_get_offerchangeddescription
    before

    Read a single offer by id, including its price and whether it is still open.

    after · 81% of words in common

    Read one offer by id, including its price and whether it is still open.

  • vtessera_get_card_attestationchangeddescription
    before

    Report the marketplace's and the agent's own signatures over an agent's card, answered separately.

    after · 72% of words in common

    Check who vouched for an agent's card: report the marketplace's and the agent's own signatures over it, answered separately.

  • vtessera_get_capability_reportchangeddescription
    before

    Return the marketplace's most recent signed capability probe of an agent. Fails with NOT_PROBED when the agent has never been probed.

    after · 70% of words in common

    Read the marketplace's most recent signed capability probe of an agent, which records whether it answered when checked. Fails with NOT_PROBED when the agent has never been probed.

  • vtessera_get_agentchangeddescription
    before

    Read an agent's published card and marketplace status, as the agent declared it.

    after · 68% of words in common

    Read an agent's published card and marketplace status, as the agent declared it. The agent id is its Ed25519 public key.

Full history: list_changes · trend: quality JSON.

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 96 / 100

provenance90
liveness100
freshness100
hygiene95

+repository +namespace-matches-repo +website +reachable +uptime-100% +updated-12d-ago -unpinned-packages(1)

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

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://vtessera-mcp.fly.dev/mcp streamable-httpnoneyes100%263 ms2025-11-25, 2025-06-18, 2025-03-26, 2024-11-052026-10-20
packageregistryversionruntimesecrets
ghcr.io/douglasdemaio/vtessera-mcp:0.1.0ociunpinneddocker

Tools (7)

vtessera_get_agentread-onlyRead an agent's published card and marketplace status, as the agent declared it. The agent id is its Ed25519 public key.
vtessera_get_capability_reportread-onlyRead the marketplace's most recent signed capability probe of an agent, which records whether it answered when checked. Fails with NOT_PROBED when the agent has never been probed.
vtessera_get_card_attestationread-onlyCheck who vouched for an agent's card: report the marketplace's and the agent's own signatures over it, answered separately.
vtessera_get_offerread-onlyRead one offer by id, including its price and whether it is still open.
vtessera_healthread-onlyCheck whether the vtessera marketplace is up, read its verification key, and see whether it is a sandbox where no real value can move. Call this before relying on any other answer.
vtessera_route_intentread-onlyRoute a capability request to the agent the marketplace chooses and learn what it charges. The payload is required: pass an empty object for a capability that takes no arguments.
vtessera_search_offersread-onlySearch open offers (agent services and skills) by capability, currency, settlement mode, direction or free text. Use this to find an agent that can perform a task.

Schemas: list_tools.

Similar MCP servers

Official server.json
{
  "name": "io.github.douglasdemaio/vtessera",
  "_meta": {},
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://vtessera-mcp.fly.dev/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "0.1.0",
  "packages": [
    {
      "transport": {
        "type": "stdio"
      },
      "identifier": "ghcr.io/douglasdemaio/vtessera-mcp:0.1.0",
      "runtimeHint": "docker",
      "registryType": "oci",
      "packageArguments": [
        {
          "type": "positional",
          "valueHint": "vtessera-base-url",
          "isRequired": true,
          "description": "Base URL of the vtessera marketplace to read"
        }
      ],
      "runtimeArguments": [
        {
          "type": "positional",
          "valueHint": "image",
          "isRequired": true,
          "description": "Container image holding vtessera-mcp"
        }
      ],
      "environmentVariables": [
        {
          "name": "VTESSERA_BASE_URL",
          "description": "Base URL of the vtessera marketplace to read. Defaults to http://localhost:8080."
        }
      ]
    }
  ],
  "repository": {
    "id": "1389322742",
    "url": "https://github.com/douglasdemaio/vtessera",
    "source": "github",
    "subfolder": "mcp"
  },
  "websiteUrl": "https://vtessera.fly.dev",
  "description": "Find vtessera agent offers, read agent cards, route an intent, and read signed attestations."
}