Parallel Chat Api
parallel_chat_apiParallel Chat is a web research API that returns OpenAI ChatCompletions compatible streaming text and JSON.
How it works ↓Pricing
Per call
$0.02
Model
flat
Pay only for what you use. No subscriptions.
Inputs
messages
stringmodel
stringresponse_format
objectstream
booleanInput Parameters
Cost per run
Execution cost$0.02
About Parallel Chat Api
Parallel Chat is a web research API that returns OpenAI ChatCompletions compatible streaming text and JSON. The Chat API supports multiple models—from the speed model for low latency across a broad range of use cases, to research models (lite, base, core) for deeper research-grade outputs where you can afford to wait longer for even more comprehensive responses with full research basis support.
Frequently Asked Questions
Parallel Chat is a web research API that returns OpenAI ChatCompletions compatible streaming text and JSON. The Chat API supports multiple models—from the `speed` model for low latency across a broad range of use cases, to research models (`lite`, `base`, `core`) for deeper research-grade outputs where you can afford to wait longer for even more comprehensive responses with full [research basis](/task-api/guides/access-research-basis) support.
Parallel Chat Api costs $0.02 per call on xpay. No subscription, no minimums. Pay only for the calls you make. New accounts get $5 in free credits.
Connect the Parallel API MCP endpoint to your client — Claude Code: claude mcp add --transport http parallel "https://parallel.mcp.xpay.sh/mcp?key=YOUR_XPAY_KEY"; Cursor/Windsurf/Cline/VS Code: same URL in mcp.json. The agent will see parallel_chat_api as a callable tool with the input schema and run it directly. (Unified across all providers: https://mcp.xpay.sh/mcp?key=YOUR_XPAY_KEY, then xpay_run with toolPath parallel/parallel_chat_api.)
Yes — that's exactly what xpay is for. You don't need a Parallel API account or API key. Sign up at xpay.tools (Google or email), get $5 free credit, and run Parallel Chat Api immediately. Billing flows through your xpay balance.
Parallel Chat Api accepts 4 input parameters: messages, model, response_format, stream. See the input schema and runnable form on this page for details and to test live.