Making errors actually useful
Why Postproxy stopped translating platform errors and started propagating them raw, with hints when they need one.
Postproxy Blog
Technical guides on social media API integration, multi-platform publishing, and automation workflows. Engineering notes from the team building Postproxy.
Salesforce went headless. Social media is next.
Salesforce Headless 360 turns the platform into APIs, MCP tools, and CLI commands. Postproxy runs the same pattern for social media publishing.
BYOK Social Media APIs: The Hidden Cost
BYOK social media APIs are cheap upfront — but platform verification eats weeks per feature. Here's what the pricing doesn't tell you.
Fix Instagram and Facebook Media Fetch
How to fix Instagram's 'media could not be fetched from this URI', 'only photo or video accepted', and Facebook's 403 robots.txt errors.
How to Schedule Posts via API
Schedule social media posts via API using timed publishing and queue-based scheduling. Code examples for both approaches with Postproxy.
Social Media Comments API: List, Reply & Hide
Manage Instagram, Facebook, and Threads comments programmatically — list, reply, delete, hide, and moderate with a single API.
How to Build a Social Media SaaS Product
How to build a social media SaaS: multi-tenant data models, OAuth delegation, scheduled publishing, webhooks, and using a publishing API instead of eight.
Social Media Aggregator API: Build a Feed
Build a social media aggregator API pulling feeds from Instagram, X, LinkedIn, TikTok, YouTube, and Facebook into one view, paired with publishing.
Social Media Monitoring API: Brand Alerts
Build social media monitoring and brand listening via API: native search endpoints, the monitoring tool landscape, and closing the loop to automated publishing.
Best MCP Servers in 2026: Developer Guide
The best MCP servers in 2026 across dev tools, databases, search, productivity, cloud, and social media — what each does and when to use it.
Facebook Graph API Posting: Developer Guide
Guide to the Facebook Graph API for Page publishing — permissions, token lifecycle, posts, photos, videos, Reels, rate limits, and app review.
Instagram Reels API Publishing Guide (2026)
Instagram Reels API: container creation, video specs, cover images, audio limits, and common errors. Step-by-step with Meta's Content Publishing API.