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DID.is evidence

is.did/mcp · v0.1.0

New (7 days)

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	tools
Tool definitions	7 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

Read-only checks for DIDs, credentials, MCP servers, A2A cards and agent delegation.

streamable-http · https://did.is/mcp

claude mcp add --transport http mcp https://did.is/mcp

{
  "mcpServers": {
    "mcp": {
      "url": "https://did.is/mcp"
    }
  }
}

resolve_did
Resolve a DID (did:key, did:jwk, did:web, did:webvh) and report which evidence dimensions are established and which are not. Read-only; fetches the DID document from its origin.
verify_credential
Verify a W3C Verifiable Credential or SD-JWT VC (JSON object or compact string): signature, validity period and status list. Optional requiredClaims checks issuer-signed claim values. Read-only.
inspect_mcp_server
Inspect a remote MCP server over Streamable HTTP: protocol version, tool inventory fingerprints, declared annotations versus DID.is side-effect heuristics, and changes since the last observation. Read-only; never authenticates to the server.
inspect_a2a_agent
Fetch an A2A agent card (agent URL or card URL) and report its signature status, interfaces and skills. Read-only.
authorize_tool_call
Check whether a DID.is delegation chain (compact JWTs, root first) allows an agent to call a given tool. Returns ALLOW or DENY with the verified chain. Read-only; nothing is stored.
evaluate_policy
Evaluate a DID against declarative rules (allowed methods, curves, domain binding, TLS, linked accounts, verifiable history, credential status). Returns PASS, FAIL or INDETERMINATE (not a pass). Read-only.
search_directory
Search the public DID.is directory of DIDs whose controllers proved control and chose to be listed. Matches names and domains. Read-only.

Website · JSON · Text for agents · Registry updated 2026-10-20