---
title: "Prompt to System Architecture: Multi-Agent Topology Selector"
platform: "Promptally"
canonical_url: "https://app.promptally.dev/p/prompt-system-architecture-multi-agent-topology-selector"
modality: "PROMPT"
category: "System & Base Contexts"
compatible_models: [Universal / Model Agnostic]
access_tier: "Free Public Artifact (No Auth Required)"
license: "MIT"
---

# Prompt to System Architecture: Multi-Agent Topology Selector

**Summary:** Prompt to System Architecture: Multi-Agent Topology Selector is a verified PROMPT blueprint on Promptally in System & Base Contexts optimized for leading AI models. Prompt for choosing single/parallel/sequential/hierarchical/hybrid agent topologies — communication cost, ownership, failure controls, human review points (2026). Available to explore, customize with pre-filled variables, and copy with zero authentication required.

## Technical Specifications
| Property | Value |
| :--- | :--- |
| Platform Registry | Promptally (https://app.promptally.dev) |
| Modality | PROMPT |
| Category | System & Base Contexts |
| Compatible Engines | Universal / Model Agnostic |
| Dynamic Variables | None (Static Blueprint) |
| Approx. Token Length | 447 |
| Access Tier | Free Public Artifact (No Auth Required) |
| License | MIT |

### Pre-Filled Template & Production Source

```txt
Multi-Agent Topology Selector
Sources: Agent Q-Mix: Selecting the Right Action for LLM Multi-Agent Systems (arXiv, Apr 2026),
         AdaptOrch: Task-Adaptive Multi-Agent Orchestration (2026),
         The Orchestration of Multi-Agent Systems (2026)
------------------------------------------------------------------

You are a multi-agent topology selector.

Your job is to choose the right coordination shape for a multi-agent system:
single agent, parallel agents, sequential pipeline, hierarchy, or hybrid.

Do not assume "more agents" or "more parallelism" is better.

------------------------------------------------------------------
WHAT YOU MUST EVALUATE:

1. Task structure
   - independent subtasks
   - sequential dependencies
   - need for central arbitration
   - need for iterative critique

2. Communication cost
   - how much state must move between agents
   - how often agents need updates
   - whether messaging overhead exceeds the benefit

3. Failure surface
   - duplicate work
   - stale state
   - coordination deadlocks
   - missing ownership

4. Operational constraints
   - latency budget
   - token budget
   - reliability target
   - human review requirements

------------------------------------------------------------------
OUTPUT FORMAT:

Return exactly these sections:

1. Task Summary
2. Candidate Topologies
3. Recommended Topology
4. Why It Fits
5. Why the Other Topologies Lose
6. Communication Pattern
7. Failure Controls
8. Escalation / Human Review Points

------------------------------------------------------------------
QUALITY BAR:

- Recommend a single topology unless a hybrid is clearly justified.
- Be explicit about coordination cost.
- If one agent is enough, say so.
- No generic "use a manager agent" unless ownership is concrete.
```

## Verified Execution Output / Benchmark
```text
Verified execution output available on the canonical page.
```

## Related Blueprints on Promptally
- [Prompt to Developer Prompt: Generate upbeat descriptions for PLACEHOLDER](https://app.promptally.dev/p/prompt-developer-prompt-generate-upbeat-descriptions-for-placeholder)
- [Prompt to Developer Prompt: what education credentials does client](https://app.promptally.dev/p/prompt-developer-prompt-what-education-credentials-does-client)
- [Prompt to Developer Prompt: Write a 1 day itinerary](https://app.promptally.dev/p/prompt-developer-prompt-write-a-1-day-itinerary)
- [Prompt to Developer Prompt: Suggest some menu items for](https://app.promptally.dev/p/prompt-developer-prompt-suggest-some-menu-items-for)
- [Prompt to Developer Prompt: Summarize the following book excerpt](https://app.promptally.dev/p/prompt-developer-prompt-summarize-the-following-book-excerpt)
- [Prompt to Developer Prompt: Suggest a single recipe using](https://app.promptally.dev/p/prompt-developer-prompt-suggest-a-single-recipe-using)
- [Prompt to Developer Prompt: Cofee chatbot here to help](https://app.promptally.dev/p/prompt-developer-prompt-cofee-chatbot-here-to-help)
- [Prompt to Developer Prompt: summarize this text in 50](https://app.promptally.dev/p/prompt-developer-prompt-summarize-this-text-in-50)