Low Risk

quote_relations

Get relations for a quote, grouped by type and direction. Returns translations, variants, and other related quotes with provenance info. Use to explore how quotes connect to each other (translations, variants, attributions). Examples: - quote_relations("abc123") - all relations for a quote - quot...

Risk signalsAccepts freeform code/query input (code)

Part of the Quotewise server.

quote_relations is read-only, but an agent in a loop can still rack up calls and cost. PolicyLayer caps every call before it runs. Live in minutes.

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Free to start. No card required.

AI agents call quote_relations to retrieve information from Quotewise without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.

Even though quote_relations only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.

Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "quote_relations": {}
  }
}

See the full Quotewise policy for all 18 tools.

Get this rule live on your own Quotewise server in minutes. PolicyLayer enforces it on every call, before it runs.

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These attack patterns abuse exactly the kind of access quote_relations gives an agent. Each links to the full case and the policy that stops it:

Browse the full MCP Attack Database →

Every attack above starts with a tool call. PolicyLayer checks each one against your policy first, so quote_relations only ever does what you allow.

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Other read tools across the catalogue. The same approach applies to each: allow, with a rate cap to control cost.

What does the quote_relations tool do? +

Get relations for a quote, grouped by type and direction. Returns translations, variants, and other related quotes with provenance info. Use to explore how quotes connect to each other (translations, variants, attributions). Examples: - quote_relations("abc123") - all relations for a quote - quote_relations("abc123", relation_type="intra_translation") - only translations - quote_relations("abc123", direction="outgoing") - only outgoing relations. It is categorised as a Read tool in the Quotewise MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on quote_relations? +

Register the Quotewise MCP server in PolicyLayer and add a rule for quote_relations: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Quotewise. Nothing to install.

What risk level is quote_relations? +

quote_relations is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit quote_relations? +

Yes. Add a rate_limit block to the quote_relations rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block quote_relations completely? +

Set action: deny in the PolicyLayer policy for quote_relations. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides quote_relations? +

quote_relations is provided by the Quotewise MCP server (https://mcp.quotewise.io/). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Quotewise tool call.

Deterministic rules across all 18 Quotewise tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

4,600+ MCP servers and 31,000+ tools scanned and risk-classified.

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