Use Claim Substantiation Checker with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Scans marketing copy for factual and numeric claims requiring substantiation.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 4 capabilities
The complete Claim Substantiation Checker capability set.
These are the exact actions your AI can choose when you ask it to work with Claim Substantiation Checker.
01-04
4 capabilities in this set.
Part of 4 available through Claim Substantiation Checker.
- 01
Absolute statements check
G., "typically"). Scans text for absolute statements lacking qualifiers
- 02
Comparative claims check
G., "than..."). Scans text for comparative words without a baseline
- 03
Compliance scan
Orchestrates a full compliance scan of the provided text
- 04
Unsupported numerics check
G., "50%" without direction). Scans text for numeric claims that lack sufficient context or units
Observed, not estimated
744ms average. Fast in production.
Claim Substantiation Checker is checked daily against the live service.
- Fastest day
- 573ms
- Slowest day
- 907ms
- 14-day trend
- Improving-8%
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 Claim Substantiation Checker, so you can see the experience inside your AI.
It does not authenticate your account with Claim Substantiation Checker. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Claim Substantiation Checker Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_7shTbXz6ypwEeOIGVQlqA71ZbJmQJfRP6MUgn1XL/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 — Claim Substantiation Checker capabilities are ready to use.
{
"mcpServers": {
"claim-substantiation-checker-mcp": {
"url": "https://edge.vinkius.com/vk_preview_7shTbXz6ypwEeOIGVQlqA71ZbJmQJfRP6MUgn1XL/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 Claim Substantiation Checker owners ask.
- 01
What does the capability check for?
It identifies unsupported numeric claims, comparative statements without benchmarks, and absolute promises lacking qualifiers using capabilities like unsupported_numerics_check.
- 02
How is the compliance score calculated?
The compliance_scan capability aggregates findings from all scanning capabilities to provide a percentage of claims that were properly substantiated.
- 03
Can I use this for social media advertisements?
Yes, you can paste any marketing text into the capability to check for compliance issues across various platforms.
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