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peer reviewed · Bioinformatics

Coala: a standard-based framework for converting CWL-described command-line tools into agentic toolsets

Hu and colleagues built Coala to expose Common Workflow Language tools to language-model agents through the Model Context Protocol.

Author affiliations

  • Roswell Park Comprehensive Cancer Center

In plain English

The framework converts existing computational-biology command-line tools into structured actions that an AI agent can call without custom wiring for every tool.

How the study worked

A plain-language walk through the work behind the result.

  1. Converted CWL tool descriptions into MCP-compatible schemas.

  2. Executed the tools in containers through a generic server that separates language-model reasoning from command execution.

What they found

  • The authors report that treating tool definitions as data reduces hard-coded integrations and maintenance.
  • They released the framework and source code publicly.

Why it matters

Standards-based tool execution could make scientific agents easier to audit, reproduce, and extend.

The catch

  • The accepted-manuscript abstract does not report a comparative user study.
  • It also does not report a large-scale reliability benchmark.

Evidence ledger

Sources behind this brief

  1. 01
    Primary source

    Bioinformatics accepted manuscript

    peer reviewed · Accessed August 27, 2026