Blog

Google & YouTube API

YouTube API uploadStatus rejected: The One-Word Verdict That Kills Your Upload (2026)

14/09/2026

Your videos.insert call returned 200 and the video is dead. status.uploadStatus says rejected, and status.rejectionReason gives you exactly one word out of...

Google & YouTube API

YouTube API status.publishAt: Why Scheduled Publishing Is a One-Way Door (2026)

14/09/2026

status.publishAt can only be set on a private video that has never been published. Cross that line once and the video can...

Meta App Review

Meta Deprecated Three Message Tags: Why Your Messenger Integration Now Returns Error Code 100 (2026)

14/09/2026

CONFIRMED_EVENT_UPDATE, ACCOUNT_UPDATE and POST_PURCHASE_UPDATE now return error code 100 on the Messenger Send API. Meta published two different cut-off dates for the...

Google & YouTube API

Google Search Console API vs. Indexing API: The JobPosting-Only Restriction Most Tools Ignore (2026)

14/09/2026

Google Indexing API eligibility is narrow: it is not a general-purpose way to submit every page for instant indexing. Google Search Console...

Meta App Review

Meta Conversation Routing: What the is_owner Field Actually Tells Your App (2026)

14/09/2026

Handover Protocol is retired. Conversation Routing decides which of your connected apps is allowed to answer a Messenger or Instagram message right...

Google & YouTube API

Google Analytics Data API (GA4) Access: The OAuth Verification Gate and Quota Trap Most Dashboards Miss (2026)

14/09/2026

A GA4 dashboard integration hides a fork most guides skip: service account access to your own property needs no Google review, but...

Google & YouTube API

Google Business Profile API Access: The Approval Gate Most Developers Miss (2026)

14/09/2026

Google Business Profile API access requires a manual approval gate separate from enabling the API — verified 60-day-old profile, owner/manager email, and...

WhatsApp API

WhatsApp Cloud API Error 133xxx: Registration & Two-Step Verification Codes That Lock Numbers for 72 Hours (2026)

14/09/2026

WhatsApp Cloud API error 133xxx isn't one error — it's the full registration and two-step verification lifecycle, with a shared 72-hour rate...

WhatsApp API

WhatsApp Error 131056 Explained: A Rate Limit That Applies to Just One Conversation (2026)

14/09/2026

WhatsApp error 131056 looks like an account-wide block but it is not. It is a per-recipient-pair rate limit — here is how...

Meta App Review

Meta Webhook Signature Verification: X-Hub-Signature-256 and the Verify Token Handshake (2026)

14/09/2026

Every Meta webhook payload carries an X-Hub-Signature-256 header, and every webhook starts with a verify_token handshake. Here is what WhatsApp, Messenger and...

Meta App Review

Instagram Automated DM Rate Limits: What Meta Actually Documents

14/09/2026

There is no Meta-published "DMs per hour" limit for Instagram's Send API. Here is what Meta's own rate-limiting documentation actually publishes, and...

X (Twitter) API

X API Follow, Like, and Quote-Post Removed From Self-Serve Tiers: What Still Works (2026)

14/09/2026

X removed the Follow, Like, and Quote-Post write endpoints from every self-serve API tier in April 2026, pushing engagement automation behind an...

Meta API Services

Google & Other APIs

SaaS Script Setup

YouTube API uploadStatus rejected: The One-Word Verdict That Kills Your Upload (2026)

YouTube API status.publishAt: Why Scheduled Publishing Is a One-Way Door (2026)

Meta Deprecated Three Message Tags: Why Your Messenger Integration Now Returns Error Code 100 (2026)

Google Search Console API vs. Indexing API: The JobPosting-Only Restriction Most Tools Ignore (2026)

Meta Conversation Routing: What the is_owner Field Actually Tells Your App (2026)

Google Analytics Data API (GA4) Access: The OAuth Verification Gate and Quota Trap Most Dashboards Miss (2026)

Google Business Profile API Access: The Approval Gate Most Developers Miss (2026)

WhatsApp Cloud API Error 133xxx: Registration & Two-Step Verification Codes That Lock Numbers for 72 Hours (2026)

WhatsApp Error 131056 Explained: A Rate Limit That Applies to Just One Conversation (2026)

Meta Webhook Signature Verification: X-Hub-Signature-256 and the Verify Token Handshake (2026)

Instagram Automated DM Rate Limits: What Meta Actually Documents

X API Follow, Like, and Quote-Post Removed From Self-Serve Tiers: What Still Works (2026)