Glossary
Social data API terms, answered plainly
Short definitions for the words people search when they buy or build on social APIs, credits, schemas, scrapers, MCP, engagement rate, and platform API questions.
Each page answers one question and links the matching Social Fetch surface — platforms, docs, tools, or Ask. FAQ copy matches the FAQPage structured data on the page.
Platforms
10Does X have an API, and what public-data paths exist instead?
Does TikTok have an API?
Official kits vs public-data APIs for profiles, videos, Shop, and transcripts.
Does Instagram have an API?
Meta Graph APIs for owned accounts vs public-data APIs for arbitrary handles.
Does YouTube have an API?
YouTube Data API's quota model vs public-data APIs for channels, videos, comments, and transcripts.
Does LinkedIn have an API?
Why LinkedIn's public API is closed to general use, and how public-data APIs cover profiles, companies, and posts.
Does Twitter (X) have an API?
Official X API tiers vs public-data APIs for profiles, posts, and search.
Does Facebook have an API?
Meta Graph/Marketing APIs vs public-data APIs for pages, groups, and Ad Library.
Does Reddit have an API?
Official Reddit API vs public-data APIs for subreddits, posts, comments, and search.
TikTok transcript API
Public video URL in; WebVTT (or optional AI speech-to-text) out.
YouTube transcript API
Public watch URL in; plainText plus timed caption segments out.
What is the Truth API?
Institutional Trump Media feed vs public Truth Social REST enrichment.
Product
5What Social Fetch is selling when people search the category terms.
Social media API
Official kits, public-data REST, and scraper runtimes: what the phrase usually means.
What is a social media scraper API?
Definition: hosted public social fetch over HTTP, versus DIY scrapers and official kits.
Unified schema
One { data, meta } envelope across platforms. Ops fields stay stable.
Bulk social data
High-volume public lookups on the same REST API. Pagination, concurrency, and credits, not a batch job queue.
Public social data
What is visible without owning the account, and what stays out of scope on purpose.
Billing
1Credits, metering, and what a lookup costs.
Metrics
1Numbers people put on scorecards — engagement rate and friends.
Agents
3MCP, Ask, and wiring social lookups into LLM tools.
MCP for social data
Model Context Protocol tools over Social Fetch. OAuth, same REST catalog.
Ask (natural-language API)
Plain-English routing to typed Social Fetch operations. Routing is free.
Social data for AI agents
MCP with OAuth, zero-cost routing, and discovery files: how agents should call Social Fetch without guessing.
Operations
4lookupStatus, requestId, rate limits, and auth shapes.
lookupStatus
Documented found / not_found / private outcomes inside 200 responses.
requestId
Per-call correlation ID on meta. Required for support and logs.
Rate limits
How social APIs throttle, and Social Fetch throughput on paid vs free routes.
API key vs OAuth
Server keys for REST; OAuth for MCP and official platform member access.
Also see platforms, dated stats, free tools, and Ask.