{"slug":"centrifugo","name":"Centrifugo","domain":"centrifugal.dev","verdict":"As of 2026-07-15, ChatGPT, Claude, Gemini, Grok collectively rank Centrifugo #2 of 9 for realtime websocket platform. Source: https://modelsagree.com/product/centrifugo (modelsagree.com, CC BY 4.0).","best_rank":2,"categories":1,"brief":{"category":"best-realtime-websocket-platform","title":"Best realtime websocket platform","rank":2,"of":9,"top":"Ably","day":"2026-07-17","why":[{"t":"strongest self-hosted option","m":["ChatGPT","Gemini","Claude"],"q":"The strongest self-hosted option"},{"t":"built-in horizontal scaling","m":["ChatGPT","Gemini","Claude"],"q":"built-in horizontal scaling"},{"t":"presence, message history with automatic recovery","m":["ChatGPT","Claude"],"q":"presence, message history with automatic recovery"},{"t":"absolute data privacy and infrastructure control","m":["Gemini","Claude"],"q":"absolute data privacy and infrastructure control"}],"gap":[{"t":"exactly-once delivery and ordering","m":["Claude","Gemini","Grok"],"q":"exactly-once delivery, ordering, connection recovery"},{"t":"true global edge network","m":["ChatGPT","Claude","Gemini","Grok"],"q":"a true global edge network"},{"t":"99.999% uptime SLA","m":["Claude"],"q":"a 99.999% uptime SLA"}],"fix":[{"t":"You own the ops","m":["ChatGPT","Claude","Gemini"],"q":"You own the ops (scaling, upgrades, Redis, monitoring)"},{"t":"significant operational and DevOps overhead","m":["ChatGPT","Claude","Gemini"],"q":"significant operational and DevOps overhead"},{"t":"project's bus factor is low","m":["Claude"],"q":"the project's bus factor is low"}]},"entries":[{"slug":"best-realtime-websocket-platform","title":"Best realtime websocket platform","rank":2,"of":9,"score":11,"appearances":3,"modelRanks":{"ChatGPT":2,"Claude":3,"Gemini":2},"reason":"Best value when self-hosting is acceptable: fast, mature open-source realtime server with presence, history, recovery, broad SDK coverage, multiple transports, and horizontal scaling through Redis, NATS, or PostgreSQL","reasons":[{"model":"ChatGPT","reason":"Best value when self-hosting is acceptable: fast, mature open-source realtime server with presence, history, recovery, broad SDK coverage, multiple transports, and horizontal scaling through Redis, NATS, or PostgreSQL"},{"model":"Gemini","reason":"The premier self-hosted, language-agnostic real-time server written in Go. It is in a near-tie with Ably for the top spot, chosen if the developer requires absolute data privacy and infrastructure control. It offers exceptional raw throughput and built-in horizontal scaling."},{"model":"Claude","reason":"The strongest self-hosted option: language-agnostic (your backend stays in any stack via HTTP/GRPC proxying), built-in presence, message history with automatic recovery on reconnect, SSE/HTTP-streaming fallbacks, and proven horizontal scaling with Redis — full data sovereignty at zero license cost."}],"fixes":[{"model":"ChatGPT","fix":"You own deployment, capacity planning, broker reliability, regional distribution, monitoring, and incident response"},{"model":"Claude","fix":"You own the ops (scaling, upgrades, Redis, monitoring), and the project's bus factor is low with development driven by essentially one maintainer."},{"model":"Gemini","fix":"Requires manual infrastructure provisioning, monitoring, and scaling operations, which introduces significant operational and DevOps overhead."}],"updated":"2026-07-15","rank_history":{"days":["2026-06-29","2026-06-30","2026-07-08","2026-07-09","2026-07-10","2026-07-14","2026-07-15"],"ranks":[null,null,null,null,null,2,2]},"reasoning_shift":[{"model":"Gemini","from":"2026-07-14","to":"2026-07-15","added":[{"t":"absolute data privacy","q":"absolute data privacy"},{"t":"infrastructure control","q":"infrastructure control"},{"t":"built-in horizontal scaling","q":"built-in horizontal scaling"}],"dropped":[{"t":"millions of connections","q":"handles millions of connections efficiently"},{"t":"HTTP/gRPC backend integration","q":"integrates with any backend via HTTP/gRPC"},{"t":"open-source cost-effective alternative","q":"best open-source, cost-effective alternative"}]},{"model":"ChatGPT","from":"2026-07-14","to":"2026-07-15","added":[{"t":"broad SDK coverage","q":"broad SDK coverage"},{"t":"NATS or PostgreSQL scaling","q":"horizontal scaling through Redis, NATS, or PostgreSQL"},{"t":"regional operations responsibility","q":"regional distribution, monitoring, and incident response"}],"dropped":[{"t":"language-agnostic","q":"language-agnostic"},{"t":"delta compression","q":"delta compression"},{"t":"operationally proven pub/sub","q":"operationally proven pub/sub"}]}],"api":"https://modelsagree.com/api/v1/best/best-realtime-websocket-platform.json"}],"page":"https://modelsagree.com/product/centrifugo","check":"https://modelsagree.com/check?q=Centrifugo","updated":"2026-08-10T18:18:45.051Z","attribution":"modelsagree.com, CC BY 4.0"}