Use AWS Cognito with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Estimate AWS Cognito resource usage, limits, and token profiles.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 4 capabilities
The complete AWS Cognito capability set.
These are the exact actions your AI can choose when you ask it to work with AWS Cognito.
01-04
4 capabilities in this set.
Part of 4 available through AWS Cognito.
- 01
Estimate security profile
Estimate the data footprint and security configuration of the authentication flow
- 02
Estimate SMS throughput
Estimate daily messaging limits for the configured user base
- 03
Calculate pool capacity
Calculate how many resources will fit within a single Cognito user pool
- 04
Calculate resource usage
Check if custom attributes and Lambda triggers stay within Cognito limits
Observed, not estimated
802ms average. Fast in production.
AWS Cognito is checked daily against the live service.
- Fastest day
- 683ms
- Slowest day
- 1003ms
- 14-day trend
- Slowing+13%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 4 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of AWS Cognito, so you can see the experience inside your AI.
It does not authenticate your account with AWS Cognito. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
AWS Cognito Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_UxqjWew3NlkEaZt4T8qmHquRQsKoCJZ9NfFxR0I6/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — AWS Cognito capabilities are ready to use.
{
"mcpServers": {
"cognito-user-pool-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_UxqjWew3NlkEaZt4T8qmHquRQsKoCJZ9NfFxR0I6/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions AWS Cognito owners ask.
- 01
How many users can I fit in one Cognito pool?
While there is no hard limit, it is recommended to keep a single pool under 1 million users for optimal performance. You can use calculate_pool_capacity to see if you need to split your users into multiple pools.
- 02
Can I check my custom attribute limits?
Yes, use calculate_resource_usage to verify if your custom attribute count is within the 50-attribute limit and if your standard attributes are within the 20-attribute limit.
- 03
How do I estimate SMS costs and limits?
You can use estimate_sms_throughput to calculate the theoretical maximum daily SMS messages for your user base and check if you will exceed the account-wide limit of 10,000 messages per day.
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