In the “Annoyance Economy” of 2026, static text reviews are no longer enough to move the needle. To scale your outbound and marketing efforts, you need to inject dynamic social proof directly into your workflows. Integrating Clay with the Testimonial Boost platform allows you to programmatically pull high-converting video and text snippets into your automated outreach.
Follow this technical guide to set up the HTTP enrichment and start turning customer stories into revenue.
Prerequisites
Before you begin, ensure you have:
-
An active Clay workspace.
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Your Widget ID and API Key from your Testimonial Boost dashboard.
Step-by-Step Integration Guide
1. Create a New HTTP Enrichment
Open your lead list in Clay. Click on Add Column and select HTTP Enrichment. This allows Clay to “talk” to the Testimonial Boost API and find the perfect social proof match for every lead on your list.
2. Configure the Connection (POST Method)
In the enrichment settings, set your Method to POST. This tells the system you are sending data (company info) to receive a specific testimonial match in return.
3. Enter the Endpoint URL
Paste the following API endpoint into the URL field: https://app.testimonialboost.com/api/proofmatch/clay
4. Define the JSON Body
This is where the magic happens. You need to map your Clay columns to our API so our AI can find the most relevant testimonial for your lead’s industry. Use the following structure:
JSON
{
"company": {{company_name}},
"industry": {{industry}},
"widgetId": "YOUR_WIDGET_ID",
"apiKey": "YOUR_API_KEY"
}
Note: Replace
YOUR_WIDGET_IDandYOUR_API_KEYwith your actual credentials found in your Testimonial Boost settings.
5. Map Your Output Fields
Once the run is successful, Clay will return a set of data points. Map these to new columns to use in your email sequences:
-
{{proof_snippet}}: The core testimonial text or video link. Paste this directly into your email body. -
{{ai_highlight}}: A punchy, AI-generated key metric callout (e.g., “Boosted ROI by 40%”). -
{{author_name}}: The attribution line to maintain authenticity and trust.
Why This Integration Works
By combining Testimonial Boost’s automated collection with Clay’s data enrichment, you are no longer sending generic “trust us” emails. Instead, you are sending hyper-relevant social proof that speaks directly to the lead’s industry and pain points—working for you 24/7 to increase checkout conversions.

