TMDB API vs OMDb API

Free API comparison

TMDB APIOMDb API
CategoryVideoVideo
API keyNeeded, freeNeeded, free
PricingFree for non-commercial use with a free API key and attribution to TMDB; commercial use needs a licence.Free with a free API key, 1,000 requests a day.
Commercial useNot on the free planNot stated
From the browserYes (CORS)Yes (CORS)
FormatsJSONJSON, XML
InterfaceREST, HTTP-GETREST, HTTP-GET
Providerdeveloper.themoviedb.orgomdbapi.com
MCP serverNoNo

Which one to choose

TMDB has the richer data: cast and crew, trailers, posters and backdrops in many languages, plus trending lists, free for non-commercial use with attribution. OMDb is a simple lookup by title or IMDb id with 1,000 free requests a day; its poster API is only for Patreon supporters. Choose TMDB for a film or TV app, OMDb for a quick lookup by IMDb id.

Each service's own page has its full description, a code example and what visitors report: TMDB API, OMDb API.