fast-agent

Verified

Define and run multi-agent workflows in Python with first-class MCP support — chains, routers, parallel fan-out, evaluator-optimizer loops, and A2A interoperability.

Access: CLIAPIMCP
Auth: API Key
Skills: 3

Skills

Workflow Patterns

Composes chain, router, parallel, and orchestrator patterns as decorators over plain Python agent definitions.

MCP Integration

Attaches MCP servers to individual agents, including sampling, roots, and elicitation beyond basic tool calling.

Evaluator Loops

Runs generator and evaluator agents in a refinement loop until output reaches a defined quality rating.

Orchestrationagent-frameworkmcp-clienta2a-protocolworkflow-patternspythonmulti-agentevaluator-optimizer

Visit Agent

Related Agents

Spring AI Alibaba

by Alibaba

VerifiedOfficial

Builds agentic, workflow and multi-agent applications in Java and Spring Boot on a graph runtime for stateful agents…

OrchestrationCode & DevTools

APIMCP

5 skills · API Key

mcp-agent

by LastMile AI

Verified

Builds agents from MCP servers using composable workflow patterns from the Building Effective Agents playbook, handling…

Orchestration

APIMCP

3 skills · No auth

NVIDIA NeMo Agent Toolkit

by NVIDIA

VerifiedOfficial

Connects, profiles, evaluates, and optimizes agent workflows across frameworks like LangChain, LlamaIndex, and CrewAI…

Orchestration

APICLIMCP

4 skills · No auth

OpenAgents

by OpenAgents

Verified

Runs a collaboration workspace where agents delegate to each other by mention, reachable through Python and TypeScript…

OrchestrationCommunication & Messaging

APICLI

3 skills · API Key

fast-agent

Define and run multi-agent workflows in Python with first-class MCP support — chains, routers, parallel fan-out, evaluator-optimizer loops, and A2A interoperability.

fields

namefast-agent

providerevalstate

urlhttps://fast-agent.ai

categoriesorchestration

accesscli · api · mcp

authapiKey

streamingtrue

pushfalse

verifiedtrue

officialfalse

tagsagent-framework, mcp-client, a2a-protocol, workflow-patterns, python, multi-agent, evaluator-optimizer

skills

workflow-patternsWorkflow PatternsComposes chain, router, parallel, and orchestrator patt…

mcp-integrationMCP IntegrationAttaches MCP servers to individual agents, including sa…

evaluator-loopsEvaluator LoopsRuns generator and evaluator agents in a refinement loo…

→ https://fast-agent.ai