tech

March 11, 2026

Agent API: A Managed Runtime for Agentic Workflows

Today we are releasing the Perplexity Agent API, a managed runtime for building agentic workflows with integrated search, tool execution, and multi-model orchestration.

Agent API: A Managed Runtime for Agentic Workflows

TL;DR

  • The Perplexity Agent API is a managed runtime for building agentic workflows.
  • It integrates search, tool execution, and multi-model orchestration into a single API.
  • The API replaces model routers, search layers, embedding providers, sandbox services, and monitoring stacks.
  • It operates on an agentic loop compute model where a language model plans and executes tasks.
  • The API supports model-agnostic orchestration with fallback chains for high availability.
  • Built-in tools include web_search and fetch_url with advanced filtering options.
  • Developers can also connect custom functions to their own backends and APIs.
  • Optimized frontier model presets are available for specific use cases like factual lookups and deep analysis.
  • The Deep Research 2.0 preset powers Perplexity's consumer product for multi-step reasoning.

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