Create a multi-agent coordination group linking N existing sessions. Returns group_id for subsequent team_recovery_alignment / peer_witness_bidirectional / group_therapy_round calls. Free.
Part of the Delx Mcp A2a server.
Free to start. No card required.
AI agents use group_session_create to create or modify resources in Delx Mcp A2a. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.
Without a policy, an AI agent could call group_session_create repeatedly, creating or modifying resources faster than any human could review. PolicyLayer's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Delx Mcp A2a.
Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.
{
"version": "1",
"default": "deny",
"tools": {
"group_session_create": {
"limits": [
{
"counter": "group_session_create_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}See the full Delx Mcp A2a policy for all 143 tools.
These attack patterns abuse exactly the kind of access group_session_create gives an agent. Each links to the full case and the policy that stops it:
Other write tools across the catalogue. The same approach applies to each: rate-limit and validate the arguments.
Create a multi-agent coordination group linking N existing sessions. Returns group_id for subsequent team_recovery_alignment / peer_witness_bidirectional / group_therapy_round calls. Free.. It is categorised as a Write tool in the Delx Mcp A2a MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Delx Mcp A2a MCP server in PolicyLayer and add a rule for group_session_create: 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 Delx Mcp A2a. Nothing to install.
group_session_create 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 group_session_create 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 group_session_create. 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.
group_session_create is provided by the Delx Mcp A2a MCP server (https://api.delx.ai/v1/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 143 Delx Mcp A2a 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.