The verdict
Convex appears in 3 AI-ranked categories — best position #3 for backend-as-a-service for startups.
Positioning brief — for the Convex team
Why the models put Convex at #3 for backend-as-a-service for startups
- reactive TypeScript developer experience GPT · Claude · Gemini“Exceptional TypeScript developer experience for reactive web apps”
- ACID transactions Claude · Gemini“ACID transactions and automatic realtime subscriptions”
- automatic realtime updates GPT · Claude · Gemini“automatic realtime updates”
- end-to-end type safety GPT · Claude · Gemini“automatic end-to-end type safety”
What the models credit Supabase (#1) with — and don’t credit Convex
- standard SQL GPT · Claude · Gemini · Grok“standard SQL giving a genuine migration escape hatch”
- open-source self-hosting GPT · Claude · Grok“open-source self-hosting option”
- largest ecosystem momentum Claude · Grok“the largest ecosystem momentum of any BaaS in 2026”
What would move the rank — the models’ fix lines, unified
- no standard SQL GPT · Claude · Gemini“no standard SQL and a smaller ecosystem”
- poor fit for polyglot systems GPT · Claude · Gemini“unfit for polyglot systems or heavy relational reporting”
- proprietary hosted cloud service Gemini“Locked into a proprietary hosted cloud service”
Restructured from verbatim model output · nothing invented · every quote machine-verified
Exceptional TypeScript developer experience for reactive web apps, combining a transactional database, backend functions, scheduling, file storage, automatic realtime updates, and end-to-end types with unusually little synchronization code
Claude End-to-end reactive TypeScript backend with ACID transactions and automatic realtime subscriptions — the best developer experience for collaborative or live-updating apps; backend is source-available, and the type-safety from schema to client is unique in the category. Assumes a TypeScript stack.
Gemini In a near-tie with Firebase, it provides a reactive, TypeScript-first database and serverless runtime that guarantees ACID transactions and automatic end-to-end type safety, eliminating state-synchronization boilerplate.
Where Convex falls short, per the models
- GPT Its specialized database and function model is a poor fit for SQL-centric teams, polyglot backends, or workloads needing conventional database tooling
- Claude Its bespoke database means no standard SQL and a smaller ecosystem — a poor fit for non-TS teams or those needing raw Postgres access, warehousing integrations, or a long-established hiring pool.
- Gemini Locked into a proprietary hosted cloud service restricted to JavaScript/TypeScript environments, making it unfit for polyglot systems or heavy relational reporting.
Poll history — #3 in all 7 polls since Jun 29
#3 → #3 → #3 → #3 → #3 → #3 → #3
What changed in the models’ minds
GPTJul 14 → Jul 15 poll
- Droppedautomatic caching
ClaudeJul 14 → Jul 15 poll
- NewACID transactions
- Newbackend is source-available
- Newwarehousing integrations and hiring pool“warehousing integrations, or a long-established hiring pool”
- Droppednatural fit for AI app scaffolding“it's a natural fit for AI app scaffolding”
+2 more changes
GeminiJul 14 → Jul 15 poll
- Newautomatic end-to-end type safety
- Newrestricted to JavaScript/TypeScript environments
- Newunfit for heavy relational reporting“unfit for polyglot systems or heavy relational reporting”
- Droppedzero-config caching
+1 more change
Top alternatives per the models: Supabase · Firebase · Appwrite · PocketBase
Reactive TypeScript-first backend with automatic real-time state synchronization, transactional functions, and zero cache management boilerplate for React Native interfaces.
Where Convex falls short, per the models
- Gemini Proprietary database engine with high vendor lock-in, no self-hosting path, and a non-relational execution model.
Top alternatives per the models: Supabase · Firebase · AWS Amplify · Appwrite
The best developer experience for reactive apps — end-to-end TypeScript, transactional server functions, and live queries that update UIs automatically with no subscription plumbing; backend is FSL/open-sourced and self-hostable
Where Convex falls short, per the models
- Claude Mature the self-hosted path to parity — the open-source deployment lags the cloud product in tooling and operational docs, and its non-SQL, functions-only data access model is a leap for teams wanting portability
Poll history — On this board 3 of 5 polls since Jul 7 — off it in the latest
#4 → #5 → #5 → – → –
Top alternatives per the models: Supabase · Appwrite · PocketBase · Nhost
Head-to-head — how the models call it
Watch Convex
Boards re-poll weekly and the models change their minds. One short email only when Convex's standing moves — a rank change, a rival overtaking, or new reasoning from the models. Nothing otherwise.
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[](https://modelsagree.com/best/best-backend-as-a-service?utm_source=badge&utm_medium=embed&utm_campaign=badge-convex)<a href="https://modelsagree.com/best/best-backend-as-a-service?utm_source=badge&utm_medium=embed&utm_campaign=badge-convex"><img src="https://modelsagree.com/badge/convex.svg" alt="Convex — ranked #3 for Best backend-as-a-service for startups 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