Perplexity Responses API
The Responses API (Agentic Research API) provides access to third-party frontier models from providers like OpenAI, Anthropic, Google, and xAI with integrated web search tools, URL fetching, function calling, and multi-step reasoning presets such as pro-search and deep-research.
Perplexity Responses API is one of 12 APIs that Perplexity publishes on the APIs.io network, described by an AsyncAPI event-driven specification.
Tagged areas include Agents, Artificial Intelligence, Large Language Models, Research, and Web Search. The published artifact set on APIs.io includes API documentation, an API reference, authentication docs, and an AsyncAPI specification.
Requests are made against the base URL https://api.perplexity.ai.
Metadata
The identity and technical contract details declared by the specification.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Perplexity 11
Other APIs Perplexity publishes across the network.