vcosmos-mcp-server

vcosmos-mcp-server is an MCP (Model Context Protocol) server package intended to expose Vercel Cosmos (Cosmos DB) related capabilities to AI agents via the MCP interface.

Evaluated Apr 04, 2026 (18d ago)
Homepage ↗ Repo ↗ Infrastructure mcp ai-agents cosmos-db database-integration tooling backend
⚙ Agent Friendliness
32
/ 100
Can an agent use this?
🔒 Security
48
/ 100
Is it safe for agents?
⚡ Reliability
18
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
45
Documentation
30
Error Messages
0
Auth Simplicity
40
Rate Limits
0

🔒 Security

TLS Enforcement
70
Auth Strength
40
Scope Granularity
30
Dep. Hygiene
50
Secret Handling
50

Security posture depends heavily on how the MCP server handles Cosmos credentials and whether it enforces least-privilege. In the provided information, specifics (auth method, scopes/permissions, secret handling, and transport guarantees) are not verifiable; score reflects uncertainty rather than confirmed weaknesses.

⚡ Reliability

Uptime/SLA
0
Version Stability
40
Breaking Changes
0
Error Recovery
30
AF Security Reliability

Use Cases

  • • Connect an LLM agent to a Cosmos DB backend for retrieval and/or data operations
  • • Provide agent tooling for querying and working with Cosmos database data

Not For

  • • Direct human use via browser UI
  • • Production-critical database administration without additional safeguards and permissions
  • • Environments requiring fully documented REST/GraphQL/SDK interfaces rather than MCP

Interface

REST API
No
GraphQL
No
gRPC
No
MCP Server
Yes
SDK
No
Webhooks
No

Authentication

Methods: MCP transport/auth (details not provided in prompt)
OAuth: No Scopes: No

No concrete auth mechanism, token type, or scope model was provided in the supplied data. MCP servers commonly rely on environment-based credentials; verify the package docs/manifest for exact requirements.

Pricing

Free tier: No
Requires CC: No

Pricing for the MCP wrapper itself is not indicated. Cosmos DB costs are external to the package.

Agent Metadata

Pagination
none
Idempotent
False
Retry Guidance
Not documented

Known Gotchas

  • ⚠ Lack of documented retry/idempotency guidance can cause duplicate writes if the server supports write operations.
  • ⚠ Without documented pagination conventions, agents may miss large result sets or repeatedly request overlapping ranges.
  • ⚠ If MCP tool parameter schemas are incomplete, agents may generate invalid queries or overly broad scans.

Alternatives

Cosmos DB native SDKs (Azure SDKs) used directly by your application A custom REST API wrapper around Cosmos DB with OpenAPI and auth LangChain/LlamaIndex connectors tailored to Cosmos DB (if available for your stack)

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Scores are editorial opinions as of 2026-04-04.

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