mcp-server-aws-kb-retrieval

An MCP server that performs retrieval over AWS Knowledge Bases (KB) and returns relevant knowledge-base content to an MCP-capable agent/tooling workflow.

Evaluated Apr 04, 2026 (25d ago)
Homepage ↗ Repo ↗ Ai Ml mcp retrieval rag aws knowledge-base agentic-ai
⚙ Agent Friendliness
39
/ 100
Can an agent use this?
🔒 Security
54
/ 100
Is it safe for agents?
⚡ Reliability
30
/ 100
Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality
45
Documentation
40
Error Messages
0
Auth Simplicity
60
Rate Limits
0

🔒 Security

TLS Enforcement
70
Auth Strength
60
Scope Granularity
40
Dep. Hygiene
50
Secret Handling
50

Likely relies on AWS credentials and network TLS; however, specific MCP-server transport/auth boundary and secret-handling practices are not provided, so scores are conservative.

⚡ Reliability

Uptime/SLA
0
Version Stability
50
Breaking Changes
40
Error Recovery
30
AF Security Reliability

Use Cases

  • • RAG-style question answering over AWS Knowledge Bases
  • • Customer support or internal Q&A grounded in AWS-hosted KB content
  • • Agent workflows that need enterprise knowledge lookup via MCP tools

Not For

  • • Use as a general-purpose search engine outside AWS KB contexts
  • • Workloads that require real-time transactional queries (it is retrieval-focused)
  • • Environments where you cannot connect to AWS or manage AWS credentials

Interface

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

Authentication

Methods: AWS IAM authentication (credentials)
OAuth: No Scopes: No

Auth details (method, credential flow, required IAM permissions, and whether any auth is enforced at the MCP server boundary) are not provided in the prompt, so only AWS credential-based auth can be inferred.

Pricing

Free tier: No
Requires CC: No

No pricing information provided; AWS Knowledge Bases and any underlying AWS services typically incur usage-based costs, but this is not confirmed from the supplied data.

Agent Metadata

Pagination
none
Idempotent
False
Retry Guidance
Not documented

Known Gotchas

  • ⚠ Agents may need to supply/ensure correct AWS credentials and region/configuration before retrieval works.
  • ⚠ RAG retrieval quality may depend on KB indexing settings and query rewriting; agents may need to pass good query strings.
  • ⚠ Without documented pagination/limits, agents might miss results if the tool returns only top-N matches.

Alternatives

AWS Bedrock Knowledge Bases retrieval APIs Custom RAG pipelines using AWS OpenSearch/Vector DB + a retriever layer Other community MCP retrieval servers for different knowledge sources (web, GitHub, vector DBs)

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API endpoint ↗ Agent guide ↗ Report inaccuracy

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

8642
Packages Evaluated
17761
Need Evaluation
586
Need Re-evaluation
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