Automated Pros & Cons Extraction
Generates structured arrays of positive product highlights and negative complaint themes from review text.
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Batch review summarization API extracting pros, cons, recurring product feedback, and sentiment score distribution.
https://test.rsflowhub.com/api/v1/ai/review-summary
Customer Review Summary & Pros/Cons Extractor API is a ready-to-use REST API on RSFlowHub for developers building web, mobile and AI agent applications. Send a JSON request to POST /api/v1/ai/review-summary with your API key; RSFlowHub runs it on a tuned AI model (with automatic fallback to a backup provider) and returns a structured JSON result, usually within 1 to 3 seconds.
X-API-Key Header
curl -X POST "https://test.rsflowhub.com/api/v1/ai/review-summary" \
-H "Content-Type: application/json" \
-H "X-API-Key: rfh_your_api_key" \
-d '{"reviews":["I love this app, it has changed my life. Best UX ever!","Decent app, but it crashes on launch sometimes on my Android device.","The subscription is way too expensive for what it offers. Cancelled.","Helpful customer support, they resolved my issue within 10 minutes."]}'
<?php
$client = new \GuzzleHttp\Client();
$response = $client->post('https://test.rsflowhub.com/api/v1/ai/review-summary', [
'headers' => [
'Content-Type' => 'application/json',
'X-API-Key' => 'rfh_your_api_key',
],
'json' => array (
'reviews' =>
array (
0 => 'I love this app, it has changed my life. Best UX ever!',
1 => 'Decent app, but it crashes on launch sometimes on my Android device.',
2 => 'The subscription is way too expensive for what it offers. Cancelled.',
3 => 'Helpful customer support, they resolved my issue within 10 minutes.',
),
),
]);
echo $response->getBody();
const response = await fetch('https://test.rsflowhub.com/api/v1/ai/review-summary', {
method: 'POST',
headers: {
'Content-Type': 'application/json',
'X-API-Key': 'rfh_your_api_key'
},
body: JSON.stringify({"reviews":["I love this app, it has changed my life. Best UX ever!","Decent app, but it crashes on launch sometimes on my Android device.","The subscription is way too expensive for what it offers. Cancelled.","Helpful customer support, they resolved my issue within 10 minutes."]})
});
const data = await response.json();
console.log(data);
import requests
url = "https://test.rsflowhub.com/api/v1/ai/review-summary"
headers = {
"Content-Type": "application/json",
"X-API-Key": "rfh_your_api_key"
}
payload = {"reviews":["I love this app, it has changed my life. Best UX ever!","Decent app, but it crashes on launch sometimes on my Android device.","The subscription is way too expensive for what it offers. Cancelled.","Helpful customer support, they resolved my issue within 10 minutes."]}
response = requests.post(url, json=payload, headers=headers)
print(response.json())
Generates structured arrays of positive product highlights and negative complaint themes from review text.
Summarizes dozens or hundreds of raw customer reviews in a single unified API payload.
Highlights top 3 urgent product improvements and feature requests requested by customers.
Outputs percentage breakdown of positive, neutral, and negative customer feedback across batches.
See how developers integrate this API endpoint into production apps.
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Summarize monthly customer satisfaction reviews across G2, Trustpilot, and Google Business for executive reports.
Comparing RSFlowHub's specialized API gateway vs raw multi-turn LLM prompts vs legacy regex rules.
| Evaluation Metric | RSFlowHub API | Raw LLM Prompts | Legacy Regex / Rules |
|---|---|---|---|
| Response Structure | Validated JSON envelope | Unstructured markdown or chat format | Brittle custom regex tuples |
| Setup Effort | One POST request, no prompts | Write and maintain prompts + output parsing | Fast, but rule lists miss context and sarcasm |
| Pricing Model | Flat 3 credit/request | Volatile token-based billing | High server maintenance overhead |
| Multi-Turn Hallucination | Zero (Deterministic validators) | Output format can drift between model versions | No semantic AI intelligence |
| Developer Integration | 3 lines cURL, PHP, JS, Python | Complex prompt engineering & retry loop | Fragile manual rule maintenance |
reviews
array
Array of raw review strings or review objects to summarize into pros/cons insights.
Every endpoint returns the same envelope: success, request_id, data.result and meta.
{
"success": true,
"request_id": "req_3f9a2c7e-5b1d-4e8a-9c2f-7d6e1a0b4c8d",
"data": {
"result": {
"summary": "Customers love the build quality and fast shipping, but battery life is the most common complaint.",
"overall_sentiment": "positive",
"total_analyzed": 120,
"positive_themes": [
"build quality",
"fast shipping"
],
"negative_themes": [
"battery life"
],
"common_praise": [
"Feels premium",
"Arrived early"
],
"common_complaints": [
"Battery drains by afternoon"
],
"recurring_pain_points": [
"Charging twice a day"
],
"common_suggestions": [
"Bigger battery"
],
"important_patterns": [
"Battery complaints rose after firmware 2.1"
],
"key_takeaways": [
"Prioritise a battery fix in the next release"
]
}
},
"meta": {
"version": "v1",
"timestamp": "2026-10-05T09:30:00Z"
}
}
Everything you need to know about integrating and using Customer Review Summary & Pros/Cons Extractor API.
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