mcp-server-aws-bedrock-kb-retrieval

An MCP server package that enables AI agents to retrieve relevant knowledge from AWS Bedrock Knowledge Bases (KB retrieval) and return it as context for downstream model responses.

Evaluated Apr 04, 2026 (27d ago)

Homepage ↗ Repo ↗ Ai Ml mcp aws bedrock retrieval rag knowledge-base ai-agents tooling

⚙ Agent Friendliness

/ 100

Can an agent use this?

🔒 Security

/ 100

Is it safe for agents?

⚡ Reliability

/ 100

Does it work consistently?

Score Breakdown

⚙ Agent Friendliness

MCP Quality

Documentation

Error Messages

Auth Simplicity

Rate Limits

🔒 Security

TLS Enforcement

Auth Strength

Scope Granularity

Dep. Hygiene

Secret Handling

Assumes use of AWS IAM credentials. Security posture depends on how the MCP server is configured (credential source, logging practices, TLS for MCP transport, least-privilege IAM). No repository evidence provided here for dependency scanning, secret redaction, or explicit TLS requirements.

⚡ Reliability

Uptime/SLA

Version Stability

Breaking Changes

Error Recovery

Best When

You want an LLM agent to use a standardized MCP tool to fetch Bedrock KB context during conversational flows.

Avoid When

You cannot securely manage AWS credentials/permissions or need advanced retrieval controls not documented by the server.

Use Cases

• Agent-assisted Q&A over an organization’s Bedrock Knowledge Base content
• Retrieval-augmented generation (RAG) workflows using MCP tool calls
• Customer support assistants grounded in enterprise KB documents
• Document search and citation-style retrieval for agent responses

Not For

• Direct database/file access beyond the intended KB retrieval capability
• Replacing robust search/analytics pipelines where custom ranking and filtering are required
• Use cases that need strict compliance tooling not described by the package

Interface

REST API

GraphQL

gRPC

MCP Server

Yes

SDK

Webhooks

Authentication

Methods: AWS credentials (IAM access keys or environment/instance credentials)

OAuth: No Scopes: No

Authentication is not described here; MCP servers interacting with AWS Bedrock KB retrieval typically rely on AWS IAM permissions. Exact auth mechanism and required IAM actions/scopes should be confirmed from the repo/README.

Pricing

Free tier: No

Requires CC: No

Pricing depends on AWS Bedrock + Knowledge Base retrieval usage and any hosting/runtime cost of the MCP server; no package-specific pricing information was provided.

Agent Metadata

Pagination

none

Idempotent

False

Retry Guidance

Not documented

Known Gotchas

⚠ Agents may request retrieval repeatedly in a loop; without explicit retry/rate-limit handling guidance this can amplify cost/latency.
⚠ AWS permission misconfiguration commonly causes tool failures; agents need clear mapping from IAM errors to remediation steps.
⚠ If pagination or result limits are not exposed, agents may miss relevant long contexts.

Alternatives

AWS Bedrock Knowledge Bases Retrieve API (direct integration) Other MCP RAG/retrieval servers (e.g., generic vector DB retrieval MCP servers) Direct RAG implementations using Bedrock + your own middleware

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