Instagram Transcript API, every Reel in one call.

curl -X POST https://transcriptfetch.com/api/v2/transcripts/video \
  -H "Authorization: Bearer $TRANSCRIPTFETCH_KEY" \
  -H "Content-Type: application/json" \
  -d '{"video": "https://www.instagram.com/reel/CxxxxxxxxxX/"}'

import os, requests

r = requests.post(
    "https://transcriptfetch.com/api/v2/transcripts/video",
    headers={"Authorization": f"Bearer {os.environ['TRANSCRIPTFETCH_KEY']}"},
    json={"video": "https://www.instagram.com/reel/CxxxxxxxxxX/"},
)
data = r.json()["data"]

for seg in data["segments"]:
    print(seg["start"], seg["text"])

Or pip install transcriptfetch-sdk for typed models and async.

const res = await fetch(
  "https://transcriptfetch.com/api/v2/transcripts/video",
  {
    method: "POST",
    headers: {
      Authorization: `Bearer ${process.env.TRANSCRIPTFETCH_KEY}`,
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      video: "https://www.instagram.com/reel/CxxxxxxxxxX/",
    }),
  },
);
const { data } = await res.json();

for (const seg of data.segments) {
  console.log(seg.start, seg.text);
}

Or npm i transcriptfetch for typed models and promises.

<?php
$ch = curl_init("https://transcriptfetch.com/api/v2/transcripts/video");
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        "Authorization: Bearer " . getenv("TRANSCRIPTFETCH_KEY"),
        "Content-Type: application/json",
    ],
    CURLOPT_POSTFIELDS => json_encode([
        "video" => "https://www.instagram.com/reel/CxxxxxxxxxX/",
    ]),
]);
$data = json_decode(curl_exec($ch), true)["data"];

foreach ($data["segments"] as $seg) {
    echo $seg["start"], " ", $seg["text"], PHP_EOL;
}