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MCP Server Comparison

AWS KB Retrieval MCP vs Supabase MCP — Which MCP Tool is Better in 2026?

A side-by-side comparison of AWS KB Retrieval MCP and Supabase MCP: features, pricing, platform support, ease of setup, and which MCP server fits your stack.

A

AWS KB Retrieval MCP

Query AWS Knowledge Base with AI

APIs & Data
3.9Open Source · Free
Visit Tool
S

Supabase MCP

Query and manage your Supabase database with AI

Database✓ Verified✦ Featured
4.7Open Source · Free
Visit Tool

Feature comparison

AWS KB Retrieval MCP
Supabase MCP
Pricing model
Open Source
Open Source
Free tier
Available
Available
Starting price
$0
$0
Key features
  • aws
  • bedrock
  • rag
  • Auth helpers for common providers
  • Pagination and rate-limit handling
  • Endpoint allow-lists
  • postgres
  • backend
  • auth
  • Schema introspection across tables and views
  • Parameterised SQL execution
  • Read-only and read/write modes
Platform support
All Models
All Models
GitHub stars
32,100 ★
4,200 ★
Last updated
May 2026
May 2026
Ease of setup
Advanced
Easy
Best for
Query AWS Knowledge Base with AI
Query and manage your Supabase database with AI
Community
64 upvotes
359 upvotes

Install AWS KB Retrieval MCP

$npx @modelcontextprotocol/server-aws-kb-retrieval

Install Supabase MCP

$npx @supabase/mcp-server-supabase

Our Verdict

AWS KB Retrieval MCP is better for apis & data use cases, while Supabase MCP is better for database use cases and quick setup.

Both AWS KB Retrieval MCP and Supabase MCP are solid MCP servers. Pick AWS KB Retrieval MCP if you need apis & data use cases. Pick Supabase MCP if you need database use cases and quick setup.

Try AWS KB Retrieval MCP Try Supabase MCP

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Frequently asked questions

Is AWS KB Retrieval MCP better than Supabase MCP?

AWS KB Retrieval MCP is the stronger pick for apis & data workflows, while Supabase MCP wins for database. There's no universal winner — it depends on your stack, budget, and which MCP clients you use.

What is the difference between AWS KB Retrieval MCP and Supabase MCP?

AWS KB Retrieval MCP (Open Source) focuses on Query AWS Knowledge Base with AI. Supabase MCP (Open Source) focuses on Query and manage your Supabase database with AI. They also differ on ease of setup (Advanced vs Easy) and platform support.

Is AWS KB Retrieval MCP free?

AWS KB Retrieval MCP is Open Source (starting at Free).

Is Supabase MCP free?

Supabase MCP is Open Source (starting at Free).