Search the web

Parallel

Web search API that takes an objective and keyword queries and returns ranked pages with LLM-oriented excerpts.

Methods

Method	Used for	How
API key	REST API and MCP server	Send `x-api-key: $PARALLEL_API_KEY`; MCP also accepts `Authorization: Bearer`
OAuth sign-in	MCP server, `web_research` and higher limits	Connect to `https://mcp.parallel.ai/mcp?login`
No key	MCP `web_search`, `web_fetch`, `web_decisions` at lower rate limits	Connect to `https://mcp.parallel.ai/mcp`

Source8Parallel MCP

Getting access

Who creates the account: A person signs up on Platform; the MCP server works without an account9
Where to get a key: platform.parallel.ai4
Other requirements: Not published
Agent account API: A Parallel Account API uses device-based OAuth 2.013

Read from Parallel Web Systems’s own pages on 2026-11-04. Every number links to the page a value came from. For agents, the same facts as markdown: /tools/search-the-web/parallel.md