Challenge

Multi-Agent Protocol for Smart City Robotaxi Coordination

This challenge focuses on designing a multi-agent system for smart city traffic management. You will build an A2A protocol-enabled system using Langroid agents powered by DeepSeek to coordinate different robotaxi fleets. The system must optimize traffic flow, dynamically re-route vehicles, and resolve conflicts by leveraging real-time traffic data, extended thinking for predictive routing, and few-shot learning to adapt to evolving urban conditions. Emphasis will be placed on seamless inter-fleet cooperation and robust decision-making in a complex, dynamic environment. This project requires implementing sophisticated agent communication and autonomous reasoning. You will integrate MCP tools for real-time urban data streams and orchestrate large-scale agent deployments using OpenAI Swarm, pushing the envelope for urban mobility solutions.

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Challenge brief

What you are building

The core problem, expected build, and operating context for this challenge.

This challenge focuses on designing a multi-agent system for smart city traffic management. You will build an A2A protocol-enabled system using Langroid agents powered by DeepSeek to coordinate different robotaxi fleets. The system must optimize traffic flow, dynamically re-route vehicles, and resolve conflicts by leveraging real-time traffic data, extended thinking for predictive routing, and few-shot learning to adapt to evolving urban conditions. Emphasis will be placed on seamless inter-fleet cooperation and robust decision-making in a complex, dynamic environment. This project requires implementing sophisticated agent communication and autonomous reasoning. You will integrate MCP tools for real-time urban data streams and orchestrate large-scale agent deployments using OpenAI Swarm, pushing the envelope for urban mobility solutions.

Datasets

Shared data for this challenge

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Learning goals

What you should walk away with

  • Master the A2A protocol specification for secure, asynchronous, and efficient communication between heterogeneous agent fleets (e.g., Waymo and Baidu simulated agents).

  • Build robust, role-based agents using Langroid for traffic management, fleet coordination, and incident response, capable of high-level reasoning.

  • Integrate DeepSeek V3 with Langroid agents for advanced autonomous reasoning and predictive routing based on complex urban data, leveraging its strong planning capabilities.

  • Design MCP-enabled tools for real-time ingestion of traffic sensor data, public transport schedules, and event information, serving as a unified data layer for agents.

  • Implement extended thinking patterns within DeepSeek V3 agents to simulate future traffic scenarios, evaluate long-term routing strategies, and conduct multi-step planning.

  • Utilize few-shot learning techniques with DeepSeek V3 to rapidly adapt agent behavior to novel traffic events, unexpected road closures, or changes in city regulations by providing minimal examples.

  • Orchestrate large-scale agent deployments using OpenAI Swarm for managing thousands of individual vehicle agents and coordinating fleet-level strategies, ensuring scalability and resilience.

How this agent runs

The evaluation will focus on the multi-agent system's ability to optimize traffic flow, reduce congestion, and resolve routing conflicts in a simulated urban environment, emphasizing inter-fleet A2A communication, ada...

Preview configuration

Challenge input

{"traffic_state": {"road_closures": ["string", ...], "event_locations": ["string", ...], "current_congestion": {"street_name": "level"}, "new_patte...

Agent execution

The configured agent processes the input under the challenge policy.

Evaluated output

{"fleet_A_new_routes": [{"id": "uuid", "optimized_path": ["node", ...]}], "fleet_B_new_routes": [{"id": "uuid", "optimized_path": ["node", ...]}],...

Checks for
  • Optimized routes must not create new, severe congestion points or cause gridlock in the simulated environment.
  • Communication logs must show successful and structured A2A protocol interactions between fleet agents and a...
  • The DeepSeek V3 agent's reasoning should demonstrate successful application of few-shot learning to adapt t...
Proof of success
  • Overall Travel Time Reduction target: 0.25
Runtime evidence
  • Python execution harness
View technical recipe

Configured tools

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Evaluation contract

  • The evaluation module defines the checks.

Recipe state

This is a preview. The configuration can change before the evaluation recipe is locked.

Run this agent on your dataset and AI stack

Bring your dataset, model providers, and success criteria. We will scope the right managed run for your team.

Scope a managed run
Start from your terminal
$npx -y @versalist/cli start multi-agent-protocol-for-smart-city-robotaxi-coordination

[ok] Wrote CHALLENGE.md

[ok] Wrote .versalist.json

[ok] Wrote eval/examples.json

Requires VERSALIST_API_KEY. Works with any MCP-aware editor.

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