Composite Endpoints

48 composite endpoints, each fanning out across the best public sources for its domain — one call, many upstreams, merged into a single honest response. 39 of them are available as MCP tools.

Call any composite the same way you call a platform route: POST /api/composite/{name}. 48 composites · 39 MCP tools · 100% parity.

Data & Search

Composite	Sources
`topic_omni`	Wikipedia · Wikidata · DBpedia · DuckDuckGo
`discovery_omni`	Cross-source discovery fan-out across public catalogs
`academic_omni`	OpenAlex · Crossref · Semantic Scholar · CORE
`paper_omni`	arXiv · PubMed · bioRxiv · DOAJ
`gov_omni`	data.gov · GovInfo · Federal Register · Congress

Media & Entertainment

Composite	Sources
`music_omni`	MusicBrainz · Last.fm · Deezer · iTunes
`movie_omni`	TMDB · OMDb · TVMaze · Wikidata
`video_omni`	YouTube (public) · Vimeo · Dailymotion
`game_omni`	RAWG · IGDB · CheapShark · Steam (public)
`book_omni`	Open Library · Google Books · Gutenberg
`podcast_omni`	iTunes · Podcast Index · public feeds

Finance & Crypto

Composite	Sources
`finance_omni`	Quotes fan-out — equities, forex, indices
`finance_omni_v2`	Extended markets — commodities, rates, FX
`finance_deep_omni`	Fundamentals, filings & financial statements
`crypto_omni`	CoinGecko · CoinCap · Blockchair
`dev_omni`	GitHub · GitLab · npm · PyPI · Stack Exchange

People & Places

Composite	Sources
`person_omni`	Wikidata · Wikipedia · public handle lookup
`place_omni`	OpenStreetMap · Nominatim · GeoNames · Wikidata
`weather_omni`	Open-Meteo · NWS · MET Norway
`event_omni`	Public event listings & calendars fan-out
`artist_omni`	MusicBrainz · Discogs · Genius · Wikidata

Social & Federated

Composite	Sources
`fediverse_omni`	Mastodon · Lemmy · Pixelfed · PeerTube
`fediverse_universal_omni`	Universal ActivityPub actor/object resolver
`federated_media_omni`	PeerTube · Funkwhale · Pixelfed media
`news_omni`	RSS · Hacker News · GDELT · Wikinews

Utility & Deep

Composite	Sources
`sports_omni`	TheSportsDB · ESPN (public) · balldontlie
`media_omni`	Wikimedia Commons · Openverse · Met Museum
`image_omni`	Openverse · Wikimedia · public image sources
`code_omni`	GitHub · GitLab · Sourcegraph (public) · npm
`translation_omni`	LibreTranslate · MyMemory · dictionary sources
`music_deep_omni`	Deep discography, credits & lyrics fan-out
`health_omni`	openFDA · RxNorm · ClinicalTrials · MeSH
`podcast_omni_v2`	Extended podcast index & episode resolver

Examples

Aggregate everything known about an artist across MusicBrainz, Discogs, Genius and Wikidata in one call:

curl -X POST https://api.allapi.io/api/composite/artist_omni \
  -H "X-AllAPI-Key: your_key" \
  -d '{"name": "Radiohead"}'

Pull a topic summary from Wikipedia, Wikidata, DBpedia and DuckDuckGo at once:

curl -X POST https://api.allapi.io/api/composite/topic_omni \
  -H "X-AllAPI-Key: your_key" \
  -d '{"query": "quantum computing"}'

Full parameters for every composite are in the composite reference.