BREACHPROBE / SECURITY SCANNERS FOR VIBE-CODED APPS
Supabase Security Advisor vs Suparbase
The same 6 criteria for both, with the page each figure came from and the day it was read.
2 compared· 6 criteria, identical for every column· every competitor figure read off that company's own page· last verified 2026-09-18
On what it costs, Supabase Security Advisor does not publish it and Suparbase is Free · Hosted $12 per user/month. On what it needs from you, Supabase Security Advisor is Access to your Supabase project, through Studio, MCP, the CLI or the Management API and Suparbase is A Supabase URL and an API key. On tests as a signed-in user, Supabase Security Advisor does not publish it and Suparbase is No — anonymous probe, plus a simulator. On tests one user reading another's rows, Supabase Security Advisor does not publish it and Suparbase is Simulated, one role at a time. On re-checks after you ship, Supabase Security Advisor is Automatically and Suparbase is Yes, on the paid tier. On what you get, Supabase Security Advisor is A numbered list of lint findings and Suparbase is An admin workspace; the scan is on-screen. BreachProbe publishes this table and is one of the things in it, so read the case for the other side below rather than taking the table's word for it. Every figure was read off the named company's own page on or since 2026-09-18; the URLs and the dates are at the foot of this page, and a job re-fetches each one on a schedule and fails when a figure is no longer on the page it came from.
| CRITERION | SUPABASE SECURITY ADVISOR | SUPARBASE |
|---|---|---|
| What it costs | Not publishedThe advisors documentation states no price; they are part of the dashboard. | Free · Hosted $12 per user/month“Free $0 forever” covers one solo workspace and “Up to 3 Supabase connections”; “$12 per user / month” adds unlimited connections and Agent Sentry’s continuous scans. |
| What it needs from you | Access to your Supabase project, through Studio, MCP, the CLI or the Management APIThe documentation was rewritten after this row was read on 4 September 2026. It now says "You or an agent can pull the same checks from: Studio: Security Advisor and Performance Advisor. MCP: get_advisors with type set to security or performance. CLI: supabase db advisors. Management API: security advisors and performance advisors." The dashboard is one of four routes rather than the only one. | A Supabase URL and an API key“Paste a Supabase URL + API key”. The key is encrypted at rest and proxied server-side rather than held in the browser. The free Security Scanner is the lighter path — it needs no account. |
| Tests as a signed-in user | Not publishedThe advisors inspect the project's own configuration; the documentation describes no test of a running app as a signed-in user. | No — anonymous probe, plus a simulatorThe scanner is explicitly the stranger’s view: “See what a stranger can read from your Supabase project.” Roles are covered separately inside the admin, which can “simulate SELECT/INSERT/UPDATE/DELETE as any role with custom JWT claims. All rolled back.” That is a simulation against your own connection, not a request made by a signed-up account. |
| Tests one user reading another's rows | Not published | Simulated, one role at a timeThe “RLS debugger” sets custom JWT claims and runs a statement as that role, and the write is “All rolled back.” So one user reading another’s rows is something you construct query by query, rather than a result the tool signs up two accounts to produce. |
| Re-checks after you ship | Automatically"The advisors run automatically in Studio. After an authorized fix, rerun the relevant advisor and confirm that the finding no longer appears." | Yes, on the paid tier“Agent Sentry continuous scans” is a Hosted line item, described on the homepage as a “Continuous anon-key probe” with per-AI-agent session attribution and one-click undo. |
| What you get | A numbered list of lint findingsThe published check list includes “0002 auth users exposed” and “0003 auth rls initplan”. | An admin workspace; the scan is on-screenWhat you buy is a surface you work in — “Row cards, type-aware forms, FK lookups, bulk operations, CSV/JSON in + out, undoable deletes”. The free scanner keeps nothing: “the security scanner is stateless”. |
Every figure below was read off that company's own page; each source URL and the date it was read are listed at the foot of this page. BreachProbe is the publisher of this table and is not one of the 2 compared — it scores these rather than competing with them.
“Not published” means that company does not state the figure on the page cited at the foot of this page. It is not a claim that no such figure exists. A company that publishes no limit most likely has none — but “most likely” is not a fact, and this table prints what was read rather than what was inferred.
| TESTS AS A SIGNED-IN USER | whether the tool authenticates and probes as a real account, rather than only reading what an anonymous stranger can reach |
|---|---|
| TESTS ONE USER READING ANOTHER'S ROWS | the two-account test. It is the only check that can tell a working row-level security policy from one that is merely present |
Supabase Security Advisor vs Suparbase — what it costs?
Supabase Security Advisor does not state it on supabase.com. The advisors documentation states no price; they are part of the dashboard. Suparbase: Free · Hosted $12 per user/month. “Free $0 forever” covers one solo workspace and “Up to 3 Supabase connections”; “$12 per user / month” adds unlimited connections and Agent Sentry’s continuous scans. Read from supabase.com and suparbase.com on 2026-09-18.
Supabase Security Advisor vs Suparbase — what it needs from you?
Supabase Security Advisor: Access to your Supabase project, through Studio, MCP, the CLI or the Management API. The documentation was rewritten after this row was read on 4 September 2026. It now says "You or an agent can pull the same checks from: Studio: Security Advisor and Performance Advisor. MCP: get_advisors with type set to security or performance. CLI: supabase db advisors. Management API: security advisors and performance advisors." The dashboard is one of four routes rather than the only one. Suparbase: A Supabase URL and an API key. “Paste a Supabase URL + API key”. The key is encrypted at rest and proxied server-side rather than held in the browser. The free Security Scanner is the lighter path — it needs no account. Read from supabase.com and suparbase.com on 2026-09-18.
Supabase Security Advisor vs Suparbase — tests as a signed-in user?
Supabase Security Advisor does not state it on supabase.com. The advisors inspect the project's own configuration; the documentation describes no test of a running app as a signed-in user. Suparbase: No — anonymous probe, plus a simulator. The scanner is explicitly the stranger’s view: “See what a stranger can read from your Supabase project.” Roles are covered separately inside the admin, which can “simulate SELECT/INSERT/UPDATE/DELETE as any role with custom JWT claims. All rolled back.” That is a simulation against your own connection, not a request made by a signed-up account. Read from supabase.com and suparbase.com on 2026-09-18. Tests as a signed-in user here means whether the tool authenticates and probes as a real account, rather than only reading what an anonymous stranger can reach.
When should I pick Supabase Security Advisor, and when Suparbase?
Supabase Security Advisor — You have not run anything yet. It is already inside the dashboard you are logged into, it runs on its own, and it sees things no external scanner can — an unindexed foreign key, a table with RLS disabled, a function with a mutable search path. Run it first, whatever else you do. It reads your project's configuration rather than your shipped app, which is why it is a different check and not a lesser one. Suparbase — You want one tool that both RUNS your Supabase project and watches it, rather than a check you run at launch. Suparbase is the only option in this table that is also a working admin — prod→staging sync, a per-row audit log, inline editing, and a live RLS simulator that can “simulate SELECT/INSERT/UPDATE/DELETE as any role with custom JWT claims”. Its free tier is genuinely free forever for up to 3 connections, and at “$12 per user / month” its Agent Sentry keeps a continuous anon-key probe running, which is the cheapest standing watch here. Its five free tools — a Security Scanner, an RLS generator, a schema visualiser, a type generator and a secret scanner — also need no account at all: “no sign-up, no email wall, and no trial timer.”.
BreachProbe does not sell any of these and has nothing to gain from which one you choose — it scores them. Each case below is the one that option genuinely wins.
You have not run anything yet. It is already inside the dashboard you are logged into, it runs on its own, and it sees things no external scanner can — an unindexed foreign key, a table with RLS disabled, a function with a mutable search path. Run it first, whatever else you do. It reads your project's configuration rather than your shipped app, which is why it is a different check and not a lesser one.
You want one tool that both RUNS your Supabase project and watches it, rather than a check you run at launch. Suparbase is the only option in this table that is also a working admin — prod→staging sync, a per-row audit log, inline editing, and a live RLS simulator that can “simulate SELECT/INSERT/UPDATE/DELETE as any role with custom JWT claims”. Its free tier is genuinely free forever for up to 3 connections, and at “$12 per user / month” its Agent Sentry keeps a continuous anon-key probe running, which is the cheapest standing watch here. Its five free tools — a Security Scanner, an RLS generator, a schema visualiser, a type generator and a secret scanner — also need no account at all: “no sign-up, no email wall, and no trial timer.”
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Prices and limits move, and a page quoting a stale one is worth less than a page quoting none. Every source is printed here so a reader can check it against the day they are reading this, and a job re-fetches each of these URLs on a schedule and fails when a figure above no longer appears on the page it came from.
| TOOL | SOURCE | GAVE | READ |
|---|---|---|---|
| Supabase Security Advisor | supabase.com/docs/guides/database/database-advisors | What it costs, What it needs from you, Tests as a signed-in user, Tests one user reading another's rows, Re-checks after you ship, What you get | 2026-09-18 |
| Suparbase | suparbase.com/pricing | What it costs, Re-checks after you ship | 2026-09-18 |
| Suparbase | suparbase.com | What it needs from you, Tests as a signed-in user, Tests one user reading another's rows, What you get | 2026-09-18 |
Last verified 2026-09-18. https://breachprobe.thecompound.tech/compare/supabase-security-advisor-vs-suparbase