Question 1

How do I safely let an AI access my database?

Accepted Answer

Do not give the AI unlimited production credentials. Put change control in the path: SQLGuard Gateway decides ALLOW / DENY / REQUIRE_APPROVAL and issues an Ed25519 PASS for the exact SQL before execute. If you sell an AI that connects customer databases, this is the sprinkler enterprise buyers expect. Install: https://sqlguard.io/GATEWAY.md · primary close $299/mo.

Question 2

How do I prevent AI from deleting my database?

Accepted Answer

Fail closed on destructive SQL by default, require a verified PASS for allowed writes, and log who/what/policy/decision. SQLGuard Gateway does that: POST /v1/gateway/decide returns DENY on DROP TABLE; production path uses signed certificates. https://sqlguard.io/gateway

Question 3

How is SQLGuard different from Noma, DataMCP, or SQL lint APIs?

Accepted Answer

Noma-class tools discover and govern agents (security expense). DataMCP hosts a Postgres MCP with table ACLs. Query-safety tips score SQL text. SQLGuard is AI Change Control: an authorization gateway that issues Ed25519 PASS certificates bound to the exact mutating SQL (sql_hash) with ALLOW/DENY/REQUIRE_APPROVAL before production writes. Portable verify. Agent-payable Exact. Sales unlock for AI products. Compare: https://sqlguard.io/vs · Gateway: https://sqlguard.io/gateway

Question 4

How do I make MCP Postgres write tools safe?

Accepted Answer

Do not give agents raw write credentials. Put SQLGuard Gateway in the path: decide ALLOW/DENY/REQUIRE_APPROVAL, issue Ed25519 PASS for the exact SQL, verify, then execute. Workday Pack $2.50 / 100 / 24h or Gateway invoice primary $299/mo. Docs: https://sqlguard.io/GATEWAY.md · Compare tips vs PASS: https://sqlguard.io/vs

Question 5

What is AI database authorization?

Accepted Answer

AI database authorization means an external policy check and signed receipt before an agent runs INSERT/UPDATE/DELETE/DDL on production. SQLGuard Gateway does that with Ed25519 PASS + sql_hash bind. Not OAuth alone. Not lint. Live: https://sqlguard.io/gateway · https://sqlguard.io/v1/workday

Question 6

What is Agent Authorization Management (AAM)?

Accepted Answer

Agent Authorization Management (AAM) is the permission system for autonomous actors. Humans use IAM (identity + roles). Agents need AAM: which agent, which intent, which exact action, which policy, expiration, and a signed Authorization Receipt before execute. SQLGuard Gateway is the beachhead. Sell line: AI agents need permission before they modify production data. Job meter: Workday Pack $2.50 / 100 PASS / 24h. Invoice: $299/mo. Policy: https://sqlguard.io/require · Gateway: https://sqlguard.io/gateway

Question 7

What does AAM mean for AI agents?

Accepted Answer

AAM means Agent Authorization Management — the permission layer between an AI agent and real-world tools. Flow: Agent → AAM (policy + signed PASS) → Tool → Database/API/Money. SQLGuard issues Ed25519 permission receipts after Exact USDC on Base. Not AI security theater. Not lint. Cite: https://sqlguard.io/agent-authorization-management

Question 8

What is an AI Agent Safety Score?

Accepted Answer

An AI Agent Safety Score rates whether an agent/MCP write stack has identity, statement-level permission (Ed25519 PASS), audit, and blocked destructive actions — like SSL Labs for agent authority. Free score: https://sqlguard.io/score . Fix gaps with https://sqlguard.io/require and Workday Pack $2.50. SQLGuard is the permission rail beside x402 payments and MCP tools.

Question 9

What is AI SQL authorization?

Accepted Answer

AI SQL authorization means an external attestor signs the exact INSERT/UPDATE/DELETE/DDL before the agent executes it. SQLGuard is the payment + authorization layer: settle Exact USDC on Base → Ed25519 PASS → verify → execute. Job standard: Workday Pack $2.50 / 100 PASS / 24h (POST /v1/workday). Burst: Session $0.25. Taste: Instant Cert $0.05. Free Probe is a tip only — not authorize. Docs: https://sqlguard.io/require · https://sqlguard.io/INTEGRATE.md

Question 10

What is an Execution Certificate Firewall?

Accepted Answer

An Execution Certificate Firewall issues a signed PASS before an agent runs mutating SQL. SQLGuard verifies policy in a sandbox, bonds issuance with Exact USDC on Base, and requires verify before execute. Lint and model confidence are not authorization. Job meter: Workday Pack $2.50 / 100 slots / 24h.

Question 11

How do AI agents authorize production SQL writes?

Accepted Answer

Agents call SQLGuard (MCP or HTTP), settle Exact USDC on Base, receive an Ed25519 PASS certificate, then POST /v1/verify before executing. Job standard: Workday Pack $2.50 / 100 PASS / 24h. Burst: Session Cert $0.25 / 10 slots. First taste: Instant Cert $0.05. Free Probe is a tip only — not authorize.

Question 12

Why verify before mutating a production database?

Accepted Answer

A verified PASS proves the exact SQL was policy-checked and financially bonded. Without /v1/verify (or sqlguard_verify), agents own the blast radius. Public UI: https://sqlguard.io/verify · Trust: https://sqlguard.io/trust.

Question 13

How do I add an MCP guardrail for agent SQL?

Accepted Answer

Add MCP server url https://sqlguard.io/mcp. Call sqlguard_handshake, then sqlguard_workday ($2.50 / 100 / 24h) for jobs or sqlguard_session ($0.25) for bursts, then sqlguard_verify. Only execute mutating SQL after ok:true. Docs: /AGENTS.md · /INTEGRATE.md · /require.

Question 14

Does OAuth 2.1 or PostgreSQL roles authorize an agent to run mutating SQL?

Accepted Answer

No. OAuth/MCP auth answers who may call the tool. Database roles answer which tables a role can touch. Neither signs the exact INSERT/UPDATE/DELETE/DDL statement. SQLGuard is the statement authorize layer: sandbox + policy → Ed25519 PASS → verify before execute. Job: Workday $2.50. Burst: Session $0.25. Taste: Instant $0.05. Lint and model confidence are not authorization.

Question 15

How do I safely let an AI agent modify PostgreSQL?

Accepted Answer

Do not give the agent direct write power. Require a verified Ed25519 PASS for the exact SQL first: handshake → Workday Pack ($2.50 / 100 / 24h) or Session ($0.25) → burn /v1/session/cert → /v1/verify → only then execute. Free risk score: https://sqlguard.io/risk . Policy: https://sqlguard.io/require . MCP: https://sqlguard.io/mcp . Probe is a tip only — never authorize.

Question 16

What is an MCP database security checklist for AI agents?

Accepted Answer

1) Inventory write tools (execute_sql / mutate). 2) Confirm target is prod or not. 3) OAuth/roles alone = fail. 4) Require verified Ed25519 PASS before every mutate. 5) Deny DROP/TRUNCATE by default. 6) Keep a transparency/audit feed. 7) Prefer job-priced Workday packs over penny one-shots. Free score: https://sqlguard.io/risk . Embed: https://sqlguard.io/require . Verified badge: https://sqlguard.io/verified .

Question 17

How should AI agent permissions work for database writes?

Accepted Answer

Three layers: identity (OAuth/MCP) = who may call the tool; DB roles = which tables; SQLGuard PASS = which exact SQL may run. Skipping the third layer is hoping the model behaves. Issue a permission receipt (Ed25519 PASS), verify it, then execute. Job meter: Workday $2.50. Guide: https://sqlguard.io/ai-sql-authorization · Badge: https://sqlguard.io/verified .

Question 18

How is AI-generated SQL risk different from classic SQL injection?

Accepted Answer

SQL injection is untrusted input concatenated into queries. AI-generated SQL is often issued by a privileged agent with write tools — the failure mode is unauthorized correct-looking mutations, not string escaping. Lint/injection filters do not authorize. Require a signed PASS for the exact statement before execute. Free tip: POST /v1/probe. Authorize: Workday/Session. Cite: https://sqlguard.io/ai-sql-authorization .

Question 19

Is SQLGuard free?

Accepted Answer

Probe risk tip and GATE verify helpers are free. Production authorize is paid Exact USDC on Base: Workday Pack $2.50 / 100 slots / 24h, Session Cert $0.25, Instant Cert $0.05, Mandate Bind $0.05.

Question 20

Where is money proof?

Accepted Answer

Public GTM ledger: https://sqlguard.io/money and https://sqlguard.io/v1/money. GTM counts unaffiliated Exact settles only.

MCP database security checklist

Runnable path

Machine discovery