Chat with a Venice character by slug. Note: the character lookup itself is API-key-only, but the chat completion supports x402 — so x402 users may need to fetch character info via API key first.${nsfwNote}
AI agents invoke venice_chat_with_character to trigger actions in Venice MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
This tool triggers an external API call to Venice's AI service to perform a chat completion with a character. It executes an operation against an external service (sending messages and receiving AI-generated responses). It's not purely reading static data — it initiates a live AI inference session.
From the tool's definition Chat with a Venice character by slug... the chat completion supports x402
Documented attack patterns abuse exactly the kind of access venice_chat_with_character gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Venice MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for venice_chat_with_character:
{
"version": "1",
"default": "deny",
"tools": {
"venice_chat_with_character": {
"limits": [
{
"counter": "venice_chat_with_character_rate",
"window": "minute",
"max": 10,
"scope": "grant"
}
]
}
}
}venice_chat_with_character stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
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Chat with a Venice character by slug. Note: the character lookup itself is API-key-only, but the chat completion supports x402 — so x402 users may need to fetch character info via API key first.${nsfwNote}. It is categorised as a Execute tool in the Venice MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Venice MCP Server MCP server in PolicyLayer and add a rule for venice_chat_with_character: 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 Venice MCP Server. Nothing to install.
venice_chat_with_character is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the venice_chat_with_character 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 venice_chat_with_character. 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.
venice_chat_with_character is provided by the Venice MCP Server MCP server (veniceai/venice-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 27 Venice MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
27 Venice MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.