Skip to content
Scrappa Get API key
Substack API 1 credit/request

Substack Post Detail API Documentation

GET https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save

Retrieve a single Substack post by its slug: post ID, title, subtitle, author, publication date (ISO 8601, UTC), like count, comment count, paywall flag and the free post body as HTML plus a plain-text rendering. Only the free body is returned for paywalled posts.

Substack Post Detail API Documentation 1 credit/request

Endpoint

Request preview
GET
https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save
Auth header
x-api-key
Cost
1 credit/request
publication = slowboring slug = destroying-the-west-in-order-to-save
Response preview
200 OK
{
    "success": true,
    "data": {
        "post": {
            "id": 219413798,
            "title": "Destroying the West in order to save it",
            "subtitle": "Our tradition is worth celebrating",
            "author": "Matthew Yglesias",
            "date": "2026-10-13T10:02:01Z",
            "likes": 151,
            "comment_count": 102,
            "paywalled": false,
            "body_plain_text": "A couple of weekends ago, I went with friends to the Power to the People music festival..."
        }
...

Parameters

Start with the required fields, then add optional filters only when your use case needs them.

Runnable path

2 required parameters needed before sending a request.

publication string Required

Substack publication subdomain. Example: slowboring.

Example value slowboring
slug string Required

Post slug from the archive or post URL. Example: destroying-the-west-in-order-to-save.

Example value destroying-the-west-in-order-to-save

Request Examples

PHP
<?php

$curl = curl_init();

curl_setopt_array($curl, [
    CURLOPT_URL => "https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save",
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_ENCODING => "",
    CURLOPT_MAXREDIRS => 10,
    CURLOPT_TIMEOUT => 30,
    CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
    CURLOPT_CUSTOMREQUEST => "GET",
    CURLOPT_HTTPHEADER => [
        "x-api-key: YOUR_API_KEY_HERE"
    ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
    echo "cURL Error #:" . $err;
} else {
    echo $response;
}
PHP
<?php

use Illuminate\Support\Facades\Http;

$response = Http::timeout(30)
    ->withHeaders(['x-api-key' => 'YOUR_API_KEY_HERE'])
    ->get('https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save');

if ($response->successful()) {
    echo $response->body();
} else {
    echo "Error: " . $response->status();
}
JavaScript
const options = {
    method: 'GET',
    headers: {
        'x-api-key': 'YOUR_API_KEY_HERE'
    }
};

fetch('https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save', options)
    .then(response => {
        if (!response.ok) {
            throw new Error(`HTTP error! status: ${response.status}`);
        }
        return response.text();
    })
    .then(data => console.log(data))
    .catch(error => console.error('Error:', error));
JavaScript
const axios = require('axios');

const options = {
    method: 'GET',
    url: 'https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save',
    headers: {
        x-api-key: 'YOUR_API_KEY_HERE',
    }
};

try {
    const response = await axios(options);
    console.log(response.data);
} catch (error) {
    console.error('Error:', error.message);
}
Ruby
require 'net/http'
require 'uri'

uri = URI.parse("https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save")
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == 'https'

request = Net::HTTP::Get.new(uri.request_uri)
request['x-api-key'] = 'YOUR_API_KEY_HERE'

begin
    response = http.request(request)
    puts response.body
rescue => e
    puts "Error: #{e.message}"
end
Python
import http.client
import json

conn = http.client.HTTPSConnection("scrappa.co")

headers = {
    'x-api-key': 'YOUR_API_KEY_HERE',
}

try:
    conn.request("GET", "/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save", headers=headers)
    res = conn.getresponse()
    data = res.read()
    print(data.decode("utf-8"))
except Exception as e:
    print(f"Error: {e}")
finally:
    conn.close()
Python
import requests

headers = {
    'x-api-key': 'YOUR_API_KEY_HERE',
}

try:
    response = requests.get('https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save', headers=headers)
    response.raise_for_status()
    print(response.text)
except requests.exceptions.RequestException as e:
    print(f"Error: {e}")
Java
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import java.io.IOException;

public class ApiExample {
    public static void main(String[] args) {
        OkHttpClient client = new OkHttpClient();

        Request request = new Request.Builder()
            .url("https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save")
        .addHeader("x-api-key", "YOUR_API_KEY_HERE")
            .build();

        try (Response response = client.newCall(request).execute()) {
            if (response.isSuccessful()) {
                System.out.println(response.body().string());
            } else {
                System.out.println("Error: " + response.code());
            }
        } catch (IOException e) {
            System.out.println("Error: " + e.getMessage());
        }
    }
}
Go
package main

import (
    "fmt"
    "net/http"
    "io/ioutil"
)

func main() {
    client := &http.Client{}
    req, err := http.NewRequest("GET", "https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save", nil)
    if err != nil {
        fmt.Println("Error creating request:", err)
        return
    }
    req.Header.Set("x-api-key", "YOUR_API_KEY_HERE")

    resp, err := client.Do(req)
    if err != nil {
        fmt.Println("Error making request:", err)
        return
    }
    defer resp.Body.Close()

    body, err := ioutil.ReadAll(resp.Body)
    if err != nil {
        fmt.Println("Error reading response:", err)
        return
    }

    fmt.Println(string(body))
}
Terminal
#!/bin/bash

curl -X GET \
    -H "x-api-key: YOUR_API_KEY_HERE" \
    "https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save"
C#
using System;
using System.Net.Http;
using System.Threading.Tasks;

class Program
{
    static async Task Main()
    {
        using var client = new HttpClient();
        client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY_HERE");

        try
        {
            var response = await client.SendAsync(new HttpRequestMessage(HttpMethod.Get, "https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save"));
            var content = await response.Content.ReadAsStringAsync();
            Console.WriteLine(content);
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Error: {ex.Message}");
        }
    }
}
TypeScript
import axios from 'axios';

async function run(): Promise<void> {
    try {
        const response = await axios({
            method: 'GET',
            url: 'https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save',
            headers: {
        'x-api-key': 'YOUR_API_KEY_HERE',
            },
        });

        console.log(response.data);
    } catch (error) {
        console.error('Error:', error);
    }
}

void run();
RUST
use reqwest::Client;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = Client::new();

    let response = client
        .get("https://scrappa.co/api/substack/post?publication=slowboring&slug=destroying-the-west-in-order-to-save")
        .header("x-api-key", "YOUR_API_KEY_HERE")
        .send()
        .await?;

    println!("{}", response.text().await?);

    Ok(())
}

Response Schema

Example response fields are illustrative; inspect the JSON before integrating.

Example response fields

Scan these fields before integrating.

success data meta
JSON Response
200 OK
{
    "success": true,
    "data": {
        "post": {
            "id": 219413798,
            "title": "Destroying the West in order to save it",
            "subtitle": "Our tradition is worth celebrating",
            "author": "Matthew Yglesias",
            "date": "2026-10-13T10:02:01Z",
            "likes": 151,
            "comment_count": 102,
            "paywalled": false,
            "body_plain_text": "A couple of weekends ago, I went with friends to the Power to the People music festival..."
        }
    },
    "meta": {
        "endpoint_family": "post_detail"
    }
}

Errors

Handle these documented responses before retrying or showing customer-facing failures.

422

Validation Error

The publication or slug parameter is missing or invalid. This response is not billable.

{
    "errors": {
        "slug": [
            "The slug field is required."
        ]
    },
    "message": "The request validation failed"
}
404

Post Not Found

The requested Substack post was not found. This response is not billable.

{
    "error": {
        "code": "NOT_FOUND",
        "message": "The requested Substack resource was not found."
    },
    "success": false
}
503

Upstream Unavailable

The Substack post could not be fetched. Failed requests are never billed; retry after a moment.

{
    "error": {
        "code": "UPSTREAM_UNAVAILABLE",
        "message": "The Substack API is temporarily unavailable. Please retry."
    },
    "success": false
}

Generate Code with AI

Copy a ready-made prompt with all the endpoint details, parameters, and example responses. Paste it into ChatGPT, Claude, or any AI assistant to instantly generate working code.

Try It Live

Test this endpoint in our interactive playground with real data.