Sequential Workflows
Pattern
INT·Nov 25

Research Agent Chain

Sequential three-agent chain demonstrating structured outputs flowing between agents. Research Agent 1 gathers research, Expand Agent 2 expands research, Synthesis Agent 3 synthesizes final answer. Uses Exa tools and AI SDK 6's stabilized structured output support.

View Full Pattern on Desktop
Research Agent Chain preview

Problems Solved

  • Sequential agent chaining
  • Structured output flow between agents
  • Multi-phase research workflows
  • Agent-to-agent communication
  • Structured input/output patterns

Use Cases

  • Multi-phase research workflows
  • Sequential agent processing
  • Structured data flow between agents
  • Research expansion and synthesis
  • Agent chain patterns

AI SDK APIs

ToolLoopAgentcreateAgentUIStreamResponsetool(Output.objectstepCountIsprepareStepgatewayInferAgentUIMessage

Tags

aiagentschainai-sdkstructured-outputagent-chainexasequential-agentsresearchsynthesis

Requirements

Node.js
24+
Memory
512MB
Other
  • OpenAI API key
  • Exa API key (optional)

Environment Variables

External Services

openaiexa

Ready to use?

View the full interactive pattern with live preview and copy the source code.

View Pattern on Desktop

Related Patterns

Sub-Agent Orchestrator preview

Sub-Agent Orchestrator

Custom Agent implementation demonstrating the Agent interface abstraction with an orchestrator that routes queries to specialized sub-agents (research, analysis, support). Shows options passing and structured outputs.

aiagents+7
View →
Workflow - URL Analysis preview

Workflow - URL Analysis

Analyze URLs through AI prompt chaining. Scrapes content, analyzes it, and generates summaries.

aiworkflow+7
View →
Marketing Plan & Implement Agent preview

Marketing Plan & Implement Agent

Two-phase marketing agent with brand context: Stage 0 extracts brand info from URL or manual input, planning phase gathers requirements and creates a plan with todos, implementation phase executes the plan using web scraping and research tools. Uses callOptionsSchema + prepareCall for dynamic agent configuration.

aiagents+9
View →
Branding Agent preview

Branding Agent

Extract brand design systems from any website using Firecrawl, then use AI tools to export tokens, generate color palettes, check accessibility, and analyze brand personality.

aiagents+8
View →
End of Pattern