Vendor
AWS MCP servers
Official AWS servers
Published from github.com/awslabs, github.com/aws, github.com/aws-samples.
| Server | Runs as | Stars | Tools | Tokens per turn |
|---|---|---|---|---|
 Bedrock KB RetrievalawslabsGet prescriptive CDK advice, explain CDK Nag rules, check suppressions, generate Bedrock Agent schemas, and discover AWS Solutions Constructs patterns. | local | 9,793 | — | Not measured yet |
| For OscalawslabsAI agent tools for Open Security Controls Assessment Language (OSCAL) | local | 52 | — | Not measured yet |
Community servers
25 servers maintained by third parties. Read the code before giving one an API key.
“Needs sign-in” means the server wouldn't list its tools without real credentials, so we couldn't count them. How we measure: methodology. Typical cost across all servers: MCP context tax report.
AWS MCP server FAQ
›Is there an official AWS MCP server?
Yes. AWS publishes 2 MCP servers from its own GitHub organization: Bedrock KB Retrieval, For Oscal. Each one's page has install commands for Claude Code, Cursor, VS Code and Claude Desktop.
›How many AWS MCP servers are there?
We list 27: 2 from AWS and 25 community servers named after it. 10 of them have been measured by connecting to them and counting the tokens in the tool list.
›Which AWS MCP server uses the fewest tokens?
Of the servers we measured with at least three tools, AWS Billing adds the least: 1,646 tokens to every turn for 10 tools. The median MCP server we measured adds 1,362.