DeepWiki MCP · Cognition (Devin)

Operational

Unclaimed — claim this pagedocs Streamable HTTP2025-06-18Open — no auth

https://mcp.deepwiki.com/mcp Docs

Badge

100%

Availability · 30 days · 1132 checks

280 ms

Latency (last observation)

rev 2

Contract

41days

Schema stable

Incidents · 30 days

Aug 6, 2026

Observed since

Availability — last 30 days

No failures Some failures Mostly failing Auth required No observations

Last observed 30 min ago by MCP Tools Edge Scanner · scheduled every 30 min

Potentially breaking contract change: tools.ask_question Potentially breaking Sep 22, 2026 — 12:35 AM

1 potentially breaking change. Tool ask_question appears to have been renamed to ask_wiki_question (identical schema).

VerifiedTool ask_question appears to have been renamed to ask_wiki_question (identical schema).

InterpretationClients calling ask_question by name may need to adapt; model tool selection may also change.

Raw event details

{
  "beforeRev": 1,
  "afterRev": 2,
  "changeCount": 1
}

View full diff Observed by MCP Tools Edge Scanner

Baseline captured Aug 6, 2026 — 4:33 AM

3 tools, 0 resources, 0 prompts observed. Future observations will identify outages, recoveries, protocol changes, and contract drift from this state.

VerifiedCanonical contract hash sha256:b56a0b294227b9ea… computed from the normalized capability inventory.

Raw event details

{
  "contractHash": "sha256:b56a0b294227b9ea056fa3fec8e48cfb62023fb84d5577c349e46ea10a902579"
}

Observed by MCP Tools Edge Scanner

Advertised capabilities

Tools · 3 Resources · 0 Prompts · 0 Logging Completions Experimental

Tools 3

ask_wiki_question 2 params · 2 required Ask any question about a GitHub repository's codebase and get an AI-powered answer grounded in its DeepWiki.

Ask any question about a GitHub repository's codebase and get an AI-powered answer grounded in its DeepWiki.

Input schema

Parameter	Type	Description & constraints
repoName*	string \| array<string>	GitHub repository or list of repositories (max 10) in owner/repo format.
question*	string	The question to ask about the repository.

Output schema

Parameter	Type	Description & constraints
result*	string	—

Raw schema JSON

ask_wiki_question — raw

{
  "name": "ask_wiki_question",
  "description": "Ask any question about a GitHub repository&#39;s codebase and get an AI-powered answer\ngrounded in its DeepWiki.",
  "inputSchema": {
    "properties": {
      "repoName": {
        "anyOf": [
          {
            "type": "string"
          },
          {
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        ],
        "description": "GitHub repository or list of repositories (max 10) in owner/repo format."
      },
      "question": {
        "description": "The question to ask about the repository.",
        "type": "string"
      }
    },
    "required": [
      "repoName",
      "question"
    ],
    "type": "object"
  },
  "outputSchema": {
    "properties": {
      "result": {
        "type": "string"
      }
    },
    "required": [
      "result"
    ],
    "type": "object",
    "x-fastmcp-wrap-result": true
  }
}

read_wiki_contents 1 param · 1 required View documentation about a GitHub repository.

View documentation about a GitHub repository.

Input schema

Parameter	Type	Description & constraints
repoName*	string	GitHub repository in owner/repo format (e.g. "facebook/react").

Output schema

Parameter	Type	Description & constraints
result*	string	—

Raw schema JSON

read_wiki_contents — raw

{
  "name": "read_wiki_contents",
  "description": "View documentation about a GitHub repository.",
  "inputSchema": {
    "properties": {
      "repoName": {
        "description": "GitHub repository in owner/repo format (e.g. \"facebook/react\").",
        "type": "string"
      }
    },
    "required": [
      "repoName"
    ],
    "type": "object"
  },
  "outputSchema": {
    "properties": {
      "result": {
        "type": "string"
      }
    },
    "required": [
      "result"
    ],
    "type": "object",
    "x-fastmcp-wrap-result": true
  }
}

read_wiki_structure 1 param · 1 required Get a list of documentation topics for a GitHub repository.

Get a list of documentation topics for a GitHub repository.

Input schema

Parameter	Type	Description & constraints
repoName*	string	GitHub repository in owner/repo format (e.g. "facebook/react").

Output schema

Parameter	Type	Description & constraints
result*	string	—

Raw schema JSON

read_wiki_structure — raw

{
  "name": "read_wiki_structure",
  "description": "Get a list of documentation topics for a GitHub repository.",
  "inputSchema": {
    "properties": {
      "repoName": {
        "description": "GitHub repository in owner/repo format (e.g. \"facebook/react\").",
        "type": "string"
      }
    },
    "required": [
      "repoName"
    ],
    "type": "object"
  },
  "outputSchema": {
    "properties": {
      "result": {
        "type": "string"
      }
    },
    "required": [
      "result"
    ],
    "type": "object",
    "x-fastmcp-wrap-result": true
  }
}

Resources 0

No resources advertised.

Prompts 0

No prompts advertised.

Inventory recorded Sep 22, 2026 — 12:35 AM as rev 2. Listing calls only — tools are never invoked.

Canonical contract hash

contract hash — rev 2

sha256:f5fe7597cca643c8ac6bd119a8ec86f3ffcac39684e94c1ccf53441b58f7de0d

Computed centrally from the normalized capability inventory (normalizer v1). Scanners submit raw observations; the control plane normalizes and hashes, so every scanner agrees on the same value.

Revisions 2

Rev	Observed	Hash
rev 2	Sep 22, 2026 — 12:35 AM (41 d ago)
rev 1 baseline	Aug 6, 2026 — 4:33 AM (88 d ago)

Contract changes 1

Potentially breaking 1 potentially breaking change. Tool ask_question appears to have been renamed to ask_wiki_question (identical schema). rev 1 → 2 · 41 d ago

Full snapshots are stored only when the canonical hash changes — unchanged observations update freshness without duplicating the contract.

Recent observations latest 30

Observed	Result	Latency
Nov 2, 2026 — 1:55 AM (30 min ago)	Reachable	280 ms
Nov 2, 2026 — 1:05 AM (1 h ago)	Reachable	219 ms
Nov 2, 2026 — 12:30 AM (2 h ago)	Reachable	232 ms
Nov 1, 2026 — 11:55 PM (2 h ago)	Reachable	266 ms
Nov 1, 2026 — 11:20 PM (3 h ago)	Reachable	250 ms
Nov 1, 2026 — 10:45 PM (4 h ago)	Reachable	188 ms
Nov 1, 2026 — 10:10 PM (4 h ago)	Reachable	214 ms
Nov 1, 2026 — 9:35 PM (5 h ago)	Reachable	229 ms
Nov 1, 2026 — 9:00 PM (5 h ago)	Reachable	216 ms
Nov 1, 2026 — 8:25 PM (6 h ago)	Reachable	187 ms
Nov 1, 2026 — 7:50 PM (7 h ago)	Reachable	264 ms
Nov 1, 2026 — 7:15 PM (7 h ago)	Reachable	403 ms
Nov 1, 2026 — 6:40 PM (8 h ago)	Reachable	306 ms
Nov 1, 2026 — 6:05 PM (8 h ago)	Reachable	199 ms
Nov 1, 2026 — 5:30 PM (9 h ago)	Reachable	191 ms
Nov 1, 2026 — 4:45 PM (10 h ago)	Reachable	233 ms
Nov 1, 2026 — 4:10 PM (10 h ago)	Reachable	264 ms
Nov 1, 2026 — 3:35 PM (11 h ago)	Reachable	218 ms
Nov 1, 2026 — 3:00 PM (11 h ago)	Reachable	219 ms
Nov 1, 2026 — 2:25 PM (12 h ago)	Reachable	186 ms
Nov 1, 2026 — 1:50 PM (13 h ago)	Reachable	176 ms
Nov 1, 2026 — 1:10 PM (13 h ago)	Reachable	210 ms
Nov 1, 2026 — 12:35 PM (14 h ago)	Reachable	204 ms
Nov 1, 2026 — 12:00 PM (14 h ago)	Reachable	223 ms
Nov 1, 2026 — 11:25 AM (15 h ago)	Reachable	187 ms
Nov 1, 2026 — 10:50 AM (16 h ago)	Reachable	251 ms
Nov 1, 2026 — 10:15 AM (16 h ago)	Reachable	247 ms
Nov 1, 2026 — 9:40 AM (17 h ago)	Reachable	198 ms
Nov 1, 2026 — 9:00 AM (17 h ago)	Reachable	287 ms
Nov 1, 2026 — 8:25 AM (18 h ago)	Reachable	191 ms

Latest check — evidence & validation Nov 2, 2026 — 1:55 AM

Reachable MCP Tools Edge Scanner ScheduledHTTP 200280 msStreamable HTTP2025-06-18

response headers (as observed)

{
  "server": "cloudflare",
  "content-type": "text/event-stream"
}

serverInfo — from initialize

{
  "name": "DeepWiki",
  "version": "2.14.3",
  "title": null
}

Server name	`DeepWiki`
Server version	`2.14.3`
Transport	Streamable HTTP
Protocol version	`2025-06-18`
First observed	Aug 6, 2026
Last observed	30 min ago
Last successful	30 min ago
Origin	Registry seed

DeepWiki MCP · Cognition (Devin)

Availability — last 30 days

Advertised capabilities

Tools 3

Input schema

Output schema

Input schema

Output schema

Input schema

Output schema

Resources 0

Prompts 0

Canonical contract hash

Revisions 2

Contract changes 1

Recent observations latest 30

Publisher supplied

Independently observed

Name	DeepWiki MCP
Vendor	Cognition (Devin)
Category	docs
Docs	https://docs.devin.ai/work-with-devin/deepwiki-mcp
Repository	—
Auth expected	Open — no auth