Agent Frameworks

BotSharp

AI Multi-Agent Framework in .NET for building intelligent applications.

Status
Generally available
Last checked
Checked · Oct 14, 2026
License
Open source
Pricing
Free tier · from $0

What it is

BotSharp is an AI multi-agent framework built on the .NET platform. It enables developers to create complex, intelligent systems by leveraging multiple agents that can interact with each other and external environments.

BotSharp stands out by providing a robust .NET framework specifically designed for multi-agent systems, offering developers the flexibility to build complex interactions and behaviors without being constrained by cloud limitations.

When it fits — and when it doesn’t

A good fit for

  • Teams building multi-agent systems in .NET who need flexibility and performance.

  • Researchers working on complex agent-based models requiring customization.

Look elsewhere if

  • Projects needing real-time streaming capabilities as BotSharp focuses more on batch processing.

  • Developers looking for a cloud-hosted solution, as it is self-hosted.

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited language support restricts cross-platform development

    Primary support for .NET limits integration with non-.NET ecosystems

  2. 02

    Complex setup process hinders quick adoption

    Requires manual configuration of multiple agents and dependencies

  3. 03

    Documentation lacks depth, making troubleshooting difficult

    Sparse documentation on advanced configurations and error handling

  4. 04

    Performance bottlenecks in agent interactions reduce scalability

    Observed delays in message passing between agents under heavy load

What it does well

  • Supports multiple agents for complex interactions.

  • Built on the .NET platform, offering robust performance and integration with existing .NET ecosystems.

  • Flexible architecture allows customization of agent behaviors and interactions.

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up BotSharp

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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