This record as markdown: /tools/sagemcp-sagemcp/bitbucket-get-diff.md
What bitbucket_get_diff does on Sage MCP
AI agents call bitbucket_get_diff to retrieve information from Sage MCP without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why bitbucket_get_diff is rated Low
This tool retrieves and displays differences between code versions in a pull request. It is a read-only operation that queries existing data without creating, modifying, deleting, or executing any code. The diff is informational content used for review purposes. Classified as Read with low severity due to minimal blast radius—viewing diffs poses no risk of data loss, unauthorized changes, or resource misuse.
From the tool's definition Tool name 'bitbucket_get_diff' and description 'Get the diff of a pull request' indicate retrieval/querying of diff data with no modification or side effects.
Attacks that exploit this kind of access
The rule that runs bitbucket_get_diff safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Sage MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For bitbucket_get_diff, this is the rule to start with:
bitbucket_get_diff is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Sage MCP, apply this rule, and every bitbucket_get_diff call is checked against it from then on.
Questions about bitbucket_get_diff
Get the diff of a pull request. It is categorised as a Read tool in the Sage MCP MCP Server, which means it retrieves data without modifying state.
Register the Sage MCP server in PolicyLayer and add a rule for bitbucket_get_diff: 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 Sage MCP. Nothing to install.
bitbucket_get_diff is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the bitbucket_get_diff 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.
Set action: deny in the PolicyLayer policy for bitbucket_get_diff. 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.
bitbucket_get_diff is provided by the Sage MCP server (sagemcp/sagemcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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