Temporal Developer skill

The Temporal Developer skill teaches an agent to write workflows, activities and workers in eight SDKs and to debug stuck runs

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  • MIT
Skill

Minimal access

Why this level

  • The skill is instructions and references; it runs nothing and makes no network calls by itself.
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temporalio/skill-temporal-developer

Install

In your terminal, with SkillFoxx CLI

npx skillfoxx add skills/temporal-developer

Detects the agents on your machine, shows the access level and pins the version.

Other ways to install

Access and checks

How we review

Minimal accessThe tool runs nothing and makes no network calls.

  • The skill is instructions and references; it runs nothing and makes no network calls by itself.

This is third-party code. Review the repository files before installing.

What it does

The skill comes from the Temporal team and describes how to build applications on a durable execution platform. The main `SKILL.md` explains the architecture: cluster, task queues, workers, workflow definitions and activity implementations. It stresses that correctness rests on history replay, so workflow code must be deterministic. The agent then picks a reference for the task. General concepts live in `references/core`, and language guides sit in the Python, TypeScript, Go, Java, .NET, PHP, Ruby and Rust folders. A separate `references/integrations.md` covers integrations. The skill covers debugging: non-determinism errors, stuck workflows and activity retries. It knows the local `temporal server start-dev` server, Docker Compose and the `temporal workflow start`, `execute`, `signal`, `query` and `update` commands. Cloud administration, batch operations and first-time Cloud setup belong to separate Temporal skills.

Who it is for. Backend developers who build reliable background processes on Temporal and ask an agent to write workflows and find causes of failures.

Good fit when

  • A new workflow with activities and retries is needed in Go, Python, TypeScript, Java, .NET, PHP, Ruby or Rust.
  • A workflow stopped with a non-determinism error after a code change and you need to find what broke replay.
  • Workflows hang and activities retry forever, so the agent needs signals, queries and heartbeats.
  • The local stand starts with `temporal server start-dev` or Docker Compose.

Not a fit when

  • You need batch operations, cluster health checks or `tcld`: Temporal has a separate temporal-ops skill for that.
  • First-time Temporal Cloud setup with a namespace and API key: the temporal-cloud-setup skill covers it.
  • The project does not use Temporal: the skill does not help with other orchestrators.

Example request

The workflow failed with a non-determinism error after an edit. Find which command no longer matches history and propose a fix.

Limitations

The skill supplies knowledge and runs nothing itself: the agent executes Temporal CLI commands in your environment. Serverless worker deployment, Cloud operations and first-time Cloud setup are split into other Temporal skills, so they are absent here. The Rust SDK is labeled public preview, other languages are marked ready. References load by topic because the full volume is large, and the agent must identify the project language before choosing a file. Plugins for Claude Code, Cursor and Codex live in separate repositories, while this one holds the standalone install.

How to disable. Delete the skill directory, for example `~/.claude/skills/temporal-developer`, or remove it with the `npx skills` manager. A plugin is removed with the agent tools.

FAQ

How do I install the Temporal skill in Claude Code?

The easy way is the plugin from `temporalio/claude-temporal-plugin`. The standalone way is `npx skills add temporalio/skill-temporal-developer` or a clone into `~/.claude/skills/temporal-developer`.

Which Temporal languages does the skill support?

Python, TypeScript, Go, Java, .NET, PHP, Ruby and Rust. Rust is marked as public preview.

Does the skill work with Cursor and Codex?

Yes. Cursor has `temporalio/cursor-temporal-plugin`, Codex has `temporalio/codex-temporal-plugin`, and `npx skills add` works with the main agents.

Where can I give feedback on the skill?

In the `#topic-ai` channel of the Temporal community Slack. Contribution and validation rules are in `CONTRIBUTING.md`.

Can the skill manage a Temporal Cloud cluster?

No. Cloud operations and batch commands belong to temporal-ops, and first-time Cloud setup to temporal-cloud-setup.

Discussion

No questions or reviews yet.

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README in short

The repository holds `SKILL.md` plus references for the Temporal core and eight SDK languages. It installs as a plugin for three agents, with `npx skills` or by manual clone.

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