# output-dev-evaluator-function

> Claude/Codex skill by [@growthxai](https://omgskills.com/library/growthxai/index.md) · 443 stars · Updated 2026-10-22

Create evaluator functions in evaluators.ts for Output SDK workflows. Use when implementing quality assessment, validation logic, or content evaluation.

Tags: agents, ai, ai-agents, ai-sdk, claude, claude-code, javascript, llm, nodejs, open-source, reliability, temporal, typescript, workflow-engine, workflows

## Install

```sh
git clone https://github.com/growthxai/output /tmp/output && ln -s /tmp/output/coding_assistants/claude/plugins/outputai/skills/output-dev-evaluator-function ~/.claude/skills/output-dev-evaluator-function
```

## From README

Creating Evaluator Functions Overview This skill documents how to create evaluator functions in evaluators.ts for Output SDK workflows. Evaluators are used to assess quality, validate outputs, and provide confidence-scored judgments about workflow results.

## Links

- HTML page: https://omgskills.com/library/growthxai/output/coding_assistants/claude/plugins/outputai/skills/output-dev-evaluator-function/
- GitHub: https://github.com/growthxai/output
- Author: [@growthxai](https://omgskills.com/library/growthxai/index.md)

## More from this repo

- [output-build-workflow](https://omgskills.com/library/growthxai/output/coding_assistants/claude/plugins/outputai/skills/output-build-workflow/index.md) — Implement an Output SDK workflow from a plan document.
   - [@growthxai](https://omgskills.com/library/growthxai/index.md) · 443 stars
- [output-credentials-edit](https://omgskills.com/library/growthxai/output/coding_assistants/claude/plugins/outputai/skills/output-credentials-edit/index.md) — View, edit, and set encrypted credentials in an Output.ai project.
   - [@growthxai](https://omgskills.com/library/growthxai/index.md) · 443 stars
- [output-credentials-env-vars](https://omgskills.com/library/growthxai/output/coding_assistants/claude/plugins/outputai/skills/output-credentials-env-vars/index.md) — Wire encrypted credentials to environment variables using the credential: convention.
   - [@growthxai](https://omgskills.com/library/growthxai/index.md) · 443 stars