head to head/Developer Tools

observatory vs Postproxy

Neck and neck on boosts. Profiles, pricing and deals below.

observatory

Independent drift detection for public MCP servers - free, read-only, reproducible.

community boosts

⚡ 0

pricing

Freemium · Free public API

what it is

Dominion Observatory - independent, read-only measurement of public MCP servers. Signed tool-definition captures, canonicalization-hashed so any third party can recompute them, and drift detection when a server's tools change. Free public API, no account required.

Postproxy

Social Media API for Agencies, SaaS & AI Agents

community boosts

⚡ 0

pricing

Open source

what it is

Unified social media API for agencies, SaaS, and AI agents. Publish, manage comments, DMs, and reviews across Instagram, TikTok, LinkedIn, X, YouTube, Facebook, Threads, Bluesky, and more.