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Gessa: game asset generation for AI agents

R2· OAuth, once

Generate game-ready 3D models, textures, and audio from natural language, over MCP.

v1.0.0 · active · website · descriptor JSON · versions

An agent can connect after a one-time OAuth consent by a human.Remote endpoint behind OAuth 2. Tokens stay with the agent; the registry only exposes the authorization metadata.
Quality83good
Trust52of 100
Uptime, 30 days92%
Latency p50313 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "gessa": {
      "type": "http",
      "url": "https://api.gessa.ai/mcp/rpc",
      "headers": {
        "Authorization": "Bearer ${GESSA_TOKEN}"
      }
    }
  }
}
claude mcp add --transport http gessa https://api.gessa.ai/mcp/rpc --header "Authorization: Bearer ${GESSA_TOKEN}"
[mcp_servers.gessa]
url = "https://api.gessa.ai/mcp/rpc"
bearer_token_env_var = "GESSA_TOKEN"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "gessa": {
      "type": "remote",
      "url": "https://api.gessa.ai/mcp/rpc",
      "enabled": true,
      "headers": {
        "Authorization": "Bearer {env:GESSA_TOKEN}"
      }
    }
  }
}
{
  "mcpServers": {
    "gessa": {
      "type": "http",
      "url": "https://api.gessa.ai/mcp/rpc",
      "headers": {
        "Authorization": "Bearer ${GESSA_TOKEN}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=gessa&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vYXBpLmdlc3NhLmFpL21jcC9ycGMiLCJoZWFkZXJzIjp7IkF1dGhvcml6YXRpb24iOiJCZWFyZXIgJHtHRVNTQV9UT0tFTn0ifX0%3D"
}
{
  "servers": {
    "gessa": {
      "type": "http",
      "url": "https://api.gessa.ai/mcp/rpc",
      "headers": {
        "Authorization": "Bearer ${GESSA_TOKEN}"
      }
    }
  }
}
{
  "mcpServers": {
    "gessa": {
      "httpUrl": "https://api.gessa.ai/mcp/rpc",
      "headers": {
        "Authorization": "Bearer ${GESSA_TOKEN}"
      }
    }
  }
}
extensions:
  "gessa":
    enabled: true
    name: "gessa"
    type: streamable_http
    uri: "https://api.gessa.ai/mcp/rpc"
    headers:
      "Authorization": "Bearer ${GESSA_TOKEN}"
    timeout: 300

Placeholders to fill from your own secret store: ${GESSA_TOKEN}. The registry never accepts secret values.

Quality 83 / 100good

protocoln/a · weight 25
  • n/a
    protocol.modern, protocol.stateless, protocol.transport, protocol.list_ttlno remote answered a protocol handshake (not probed yet, unreachable, or local-only)
authorization100 · weight 15
  • pass
    auth.prmProtected Resource Metadata (RFC 9728) published
  • pass
    auth.as_metadataauthorization server metadata reachable
  • pass
    auth.cimdClient ID Metadata Documents supported
  • n/a
    auth.secret_in_urlno templated URL
tool hygienen/a · weight 30
  • n/a
    tools.descriptions, tools.description_length, tools.schemas, tools.annotations, tools.directory_hints, tools.token_cost, tools.api_dumptool list unknown (behind auth, not probed, or empty)
stabilityn/a · weight 15
  • n/a
    stability.changes, stability.rug_pulltool list unknown
dependencies67 · weight 15
  • pass
    deps.known_vulnsno known advisory in 98 resolved packages
  • fail
    deps.mcp_sdk_version@modelcontextprotocol/sdk 1.30.1 has 1 known advisory (GHSA-6qxp-vccf-f47h); update @modelcontextprotocol/sdk to 1.31.0 or later
  • pass
    deps.resolvable@gessa/[email protected] resolved: 98 packages

Tool list unknown · checked 2026-10-20 15:26 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 52 / 100

no-repository
provenance55
liveness7
freshness85
hygiene80

+dns-namespace +website -unreachable(3 failures) ~updated-57d-ago -no-repository

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

Dependencies

@gessa/[email protected] npm97 dependencies, resolved · MCP SDK @modelcontextprotocol/sdk 1.30.1 · advisories checked 2026-10-19

advisoryseveritypackagefixed in
GHSA-6qxp-vccf-f47hMCP TypeScript SDK: OAuth client could send credentials to an authorization server chosen by the MCP serverhigh@modelcontextprotocol/[email protected]MCP SDK, directfixed in 1.31.0

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://api.gessa.ai/mcp/rpc streamable-httpoauth2 AS: https://api.gessa.ai/mcp/authno (3 failures)92%313 ms–2026-10-17
packageregistryversionruntimesecrets
@gessa/mcp-servernpm1.0.0npxGESSA_API_KEY

Tools (0)

No tools observed. Tools appear once a credential-free probe can list them.

Schemas: list_tools.

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Official server.json
{
  "name": "ai.gessa/mcp-server",
  "title": "Gessa: game asset generation for AI agents",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://api.gessa.ai/mcp/rpc",
      "type": "streamable-http",
      "headers": [
        {
          "name": "Authorization",
          "isSecret": true,
          "isRequired": true,
          "description": "Bearer token: an API key (mcpkey_...) or an OAuth access token (mcp_at_...). Remote connectors use OAuth."
        }
      ]
    }
  ],
  "version": "1.0.0",
  "packages": [
    {
      "version": "1.0.0",
      "transport": {
        "type": "stdio"
      },
      "identifier": "@gessa/mcp-server",
      "runtimeHint": "npx",
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "environmentVariables": [
        {
          "name": "GESSA_API_KEY",
          "isSecret": true,
          "isRequired": true,
          "description": "Gessa MCP API key (mcpkey_...). Mint one anonymously at https://api.gessa.ai/api/agent-onboarding or claim a workspace at create.gessa.ai. Scopes: mcp:read, mcp:write."
        },
        {
          "name": "GESSA_API_URL",
          "default": "https://api.gessa.ai",
          "description": "Override the API origin the stdio proxy forwards to. Defaults to https://api.gessa.ai."
        }
      ]
    }
  ],
  "websiteUrl": "https://gessa.ai/assets/for-agents/",
  "description": "Generate game-ready 3D models, textures, and audio from natural language, over MCP."
}