MCP Server Policy

NEON MCP POLICY

Enforce policies on every tool call to the Neon MCP Server. 29 tools listed, categorised, and ready for rules.

neondatabase/mcp-server-neon 16 read 13 write 29 tools total
neon postgres serverless database branching

GET STARTED

Download this policy scaffold and add your rules. Intercept enforces them on every tool call before it reaches Neon.

terminal

# Download policy scaffold

curl -o neon.yaml https://raw.githubusercontent.com/policylayer/intercept/main/policies/neon.yaml

# Run with Intercept

intercept --policy neon.yaml -- npx -y @neondatabase/mcp-server-neon

Server documentation: https://github.com/neondatabase/mcp-server-neon

READ TOOLS

16

WRITE TOOLS

2

DESTRUCTIVE TOOLS

2

EXECUTE TOOLS

2

OTHER TOOLS

7

POLICY YAML

This scaffold lists every tool with empty rules. Add conditions — rate limits, argument validation, deny rules — then deploy with Intercept.

neon.yaml
version: "1"
description: "Policy for neondatabase/mcp-server-neon"
default: "allow"
tools:
    complete_query_tuning:
        rules: []
    describe_branch:
        rules: []
    describe_project:
        rules: []
    describe_table_schema:
        rules: []
    fetch:
        rules: []
    get_connection_string:
        rules: []
    get_database_tables:
        rules: []
    get_doc_resource:
        rules: []
    list_branch_computes:
        rules: []
    list_docs_resources:
        rules: []
    list_organizations:
        rules: []
    list_projects:
        rules: []
    list_shared_projects:
        rules: []
    list_slow_queries:
        rules: []
    prepare_query_tuning:
        rules: []
    search:
        rules: []
    create_branch:
        rules: []
    create_project:
        rules: []
    run_sql:
        rules: []
    run_sql_transaction:
        rules: []
    delete_branch:
        rules: []
    delete_project:
        rules: []
    compare_database_schema:
        rules: []
    complete_database_migration:
        rules: []
    explain_sql_statement:
        rules: []
    prepare_database_migration:
        rules: []
    provision_neon_auth:
        rules: []
    provision_neon_data_api:
        rules: []
    reset_from_parent:
        rules: []

RELATED POLICIES

FREQUENTLY ASKED QUESTIONS

What tools does the Neon MCP server expose?

The Neon MCP Server exposes 29 tools across 5 categories: Read, Write, Execute, Destructive, Other. Each tool can be individually controlled with Intercept policies.

How do I enforce policies on Neon?

Download the policy scaffold, add rules (rate limits, argument validation, deny rules), then run Intercept as a proxy in front of the Neon MCP server. Every tool call is evaluated against your YAML policy before execution.

Is the Neon policy free to use?

Yes. All Intercept policies are open source under the Apache 2.0 licence. Download, modify, and deploy without restrictions.

ENFORCE POLICIES ON NEON

Open source. One binary. Zero dependencies.