This record as markdown: /tools/io-github-iowarp-adios-mcp/create-data-slice.md
What create_data_slice does on CLIO Adios
AI agents use create_data_slice to create or update resources in CLIO Adios, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your CLIO Adios environment.
Why create_data_slice is rated Medium
The 'create' action typically modifies state by producing new data structures or slices. Without a description confirming whether this is read-only (returning a view) or write-capable (persisting a new slice), the name alone suggests Write semantics. In scientific data analysis contexts, 'slice' operations that are truly read-only are usually named as 'get_slice' or 'extract_slice'.
From the tool's definition Tool name 'create_data_slice' suggests creating a derived dataset or subset of existing BP5 data. The verb 'create' indicates data modification/generation. Description is empty, reducing certainty.
Attacks that exploit this kind of access
The rule that runs create_data_slice safely
PolicyLayer is an MCP gateway: it sits between your AI agents and CLIO Adios, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_data_slice, this is the rule to start with:
create_data_slice 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.
The button opens the PolicyLayer dashboard: create your workspace, connect CLIO Adios, apply this rule, and every create_data_slice call is checked against it from then on.
Questions about create_data_slice
create_data_slice is a write tool on the CLIO Adios MCP server. It is categorised as a Write tool in the CLIO Adios MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the CLIO Adios MCP server in PolicyLayer and add a rule for create_data_slice: 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 CLIO Adios. Nothing to install.
create_data_slice 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 create_data_slice 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 create_data_slice. 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.
create_data_slice is provided by the CLIO Adios MCP server (pypi:clio-kit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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