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Perplexity AI MCP Integration for Codex
Connect Perplexity AI to Codex through the local KosmoKrator MCP gateway with scoped tools, credentials, and write policy.
Connect Perplexity AI to Codex
Use KosmoKrator as a local MCP proxy for Codex so coding sessions can reach selected integrations with explicit write policy.
Register kosmo mcp:serve as a local stdio server and choose the integration allowlist. The gateway is local, scoped to this integration, and starts with
--write=deny so Codex can inspect read-capable tools without receiving write access by default.
Perplexity AI MCP Config for Codex
Keep write access denied or ask-based unless the workspace is trusted.
{
"mcpServers": {
"kosmokrator-perplexity": {
"type": "stdio",
"command": "kosmo",
"args": [
"mcp:serve",
"--integration=perplexity",
"--write=deny"
]
}
}
} Run the Gateway Manually
kosmokrator mcp:serve --integration=perplexity --write=deny Why Use KosmoKrator Here
Expose only Perplexity AI instead of a broad multi-service tool list.
Reuse credentials already configured for the KosmoKrator CLI and Lua runtime.
Start read-only, then opt into ask or allow for trusted workspaces.
Perplexity AI Tools Visible to Codex
Codex sees stable MCP tool names generated from the Perplexity AI integration catalog.
| MCP tool | Source function | Type | Description |
|---|---|---|---|
integration__perplexity__perplexity_chat | perplexity.perplexity_chat | Read | Send messages to Perplexity AI for a chat completion response. Supports multi-turn conversations with message history. Returns the assistant response with optional citations and search results. |
integration__perplexity__perplexity_ask | perplexity.perplexity_ask | Read | Ask Perplexity AI a question and get a concise answer with cited sources. Best for factual queries, research, and knowledge questions. |
integration__perplexity__perplexity_list_models | perplexity.perplexity_list_models | Read | List all available Perplexity AI models. Returns model IDs and their capabilities for use in chat and ask tools. |
integration__perplexity__perplexity_get_current_user | perplexity.perplexity_get_current_user | Read | Get information about the currently authenticated Perplexity API user, including account details and usage. |