Supabase Realtime
What ChatGPT, Claude, Gemini & Grok actually say · September 2026
Visit supabase.com ↗The verdict
Supabase Realtime appears in 2 AI-ranked categories — best position #4 for realtime websocket platform.
Open-source, self-hostable, and bundled with Postgres — gives you database change-streams, broadcast, and presence over one websocket with generous free/managed tiers; unbeatable value for full-stack teams already on Postgres who want realtime without a second vendor.
GPT Best fit for Postgres-first teams: hosted and open-source, with Broadcast, Presence, database-change streaming, RLS-based authorization, a global Phoenix cluster, and limited replay for database-originated broadcasts. Near-tie with Azure Web PubSub, winning for typical small-to-mid-sized Postgres apps on integration and value.
Where Supabase Realtime falls short, per the models
- GPT Its direct Postgres Changes path is not designed for high-scale fan-out, and standard hosted throughput limits make it a poor standalone event bus.
- Claude Throughput and delivery semantics are weaker than dedicated pub/sub brokers; tightly coupled to the Postgres/Supabase model, so it's a poor fit for high-volume, database-agnostic messaging.
Poll history — On this board 7 of 8 polls since Jun 29 · now #4
#7 → #5 → #6 → #4 → – → #4 → #6 → #4
What changed in the models’ minds
GeminiJul 14 → Jul 15 poll
- Newunfiltered tables overwhelm database resources“unfiltered tables can easily overwhelm database resources”
Top alternatives per the models: Ably · Centrifugo · Pusher Channels · PubNub
Excellent Postgres-centric real-time (Broadcast, Presence, DB changes) for collaborative tools, chat, dashboards; seamless with Supabase stack, low-latency, self-hostable, cost-effective for database-driven apps with built-in auth/row-level security.
Where Supabase Realtime falls short, per the models
- Grok Less specialized for complex rich-text CRDT merging or arbitrary shared state vs dedicated CRDT solutions (better for structured data).
Top alternatives per the models: Liveblocks · Yjs · Automerge · Ably
Watch Supabase Realtime
Boards re-poll weekly and the models change their minds. One short email only when Supabase Realtime's standing moves — a rank change, a rival overtaking, or new reasoning from the models. Nothing otherwise.
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Supabase Realtime ranks #4 for best realtime websocket platform by AI-model consensus. Put the badge in your README, docs or site — it updates automatically as the models re-rank.
[](https://modelsagree.com/best/best-realtime-websocket-platform?utm_source=badge&utm_medium=embed&utm_campaign=badge-supabase-realtime)<a href="https://modelsagree.com/best/best-realtime-websocket-platform?utm_source=badge&utm_medium=embed&utm_campaign=badge-supabase-realtime"><img src="https://modelsagree.com/badge/supabase-realtime.svg" alt="Supabase Realtime — ranked #4 for Best realtime websocket platform by AI models on ModelsAgree" height="28"></a>Rankings are computed from what the models answer, re-polled on demand · raw reasoning shown verbatim · methodology