Updates a single object. The object to be updated is identified by its \
AI agents use patchv2objectsbyobject to create or update resources in Attio — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Attio environment.
This tool modifies an existing object in Attio, which is a reversible write operation (update). It does not delete data, execute code, or involve financial transactions. However, severity is high because modifying object-level records in a CRM can have broad downstream effects on data integrity across records, lists, and workflows.
From the tool's definition Updates a single object. The object to be updated is identified by its
Documented attack patterns abuse exactly the kind of access patchv2objectsbyobject gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Attio, and nothing reaches the server without passing your rules. This is the rule we recommend for patchv2objectsbyobject:
{
"version": "1",
"default": "deny",
"tools": {
"patchv2objectsbyobject": {
"limits": [
{
"counter": "patchv2objectsbyobject_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}patchv2objectsbyobject stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Updates a single object. The object to be updated is identified by its \. It is categorised as a Write tool in the Attio MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Attio MCP server in PolicyLayer and add a rule for patchv2objectsbyobject: 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 Attio. Nothing to install.
patchv2objectsbyobject is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the patchv2objectsbyobject 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 patchv2objectsbyobject. 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.
patchv2objectsbyobject is provided by the Attio MCP server (itsbrex/attio-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Attio, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
57 Attio tools catalogued and risk-classified — across an index of 43,000+ MCP servers.