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LLM Provider

LLM Provider is an agent skill (a SKILL.md file) from caliber-ai-org/ai-setup. It adds a new LLM provider implementing LLMProvider interface with call() and stream() methods. It works with Claude Code, Codex, Cursor, GitHub Copilot and OpenCode and has 1,298 GitHub stars.

github.com/caliber-ai-org/ai-setup/skills/llm-provider (opens in a new tab)

  • Plugin marketplace
  • Needs API key
  • Coding
  • Actively maintained
View on GitHub (opens in a new tab)

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add caliber-ai-org/ai-setup
/plugin install caliber-jev-compaction@caliber

In the Claude apps, zip the llm-provider folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/caliber-ai-org/ai-setup.git
cp -r ai-setup/skills/llm-provider .agents/skills/llm-provider   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/caliber-ai-org/ai-setup.git
cp -r ai-setup/skills/llm-provider .cursor/skills/llm-provider   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

Adds a new LLM provider implementing LLMProvider interface with call() and stream() methods. Integrates with provider factory in src/llm/index.ts, config detection in src/llm/config.ts, and error handling via tracking and recovery. Use when adding a new model backend, integrating a third-party LLM API, or extending LLM platform support. Do NOT use for fixing bugs in existing providers, modifying existing provider behavior, or changing the LLMProvider interface.

When it triggers

  • Use when adding a new model backend, integrating a third-party LLM API, or extending LLM platform support.
  • use for fixing bugs in existing providers, modifying existing provider behavior, or changing the LLMProvider interface.

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FAQ

LLM Provider FAQ

Still curious? Email info@appsgit.com.

What is the LLM Provider skill?

LLM Provider is an agent skill (a SKILL.md file) from caliber-ai-org/ai-setup. It adds a new LLM provider implementing LLMProvider interface with call() and stream() methods. It works with Claude Code, Codex, Cursor, GitHub Copilot and OpenCode and has 1,298 GitHub stars. Its SKILL.md lives at github.com/caliber-ai-org/ai-setup/skills/llm-provider.

How do I install the LLM Provider skill?

In Claude Code, run /plugin marketplace add caliber-ai-org/ai-setup and then /plugin install caliber-jev-compaction@caliber. For Codex or Cursor, copy the llm-provider folder into .agents/skills/ or .cursor/skills/.

Is the LLM Provider skill free?

Yes. The repository is open source under the MIT license. The skill mentions an API key or token for an external service, which may need its own account.

Is LLM Provider maintained?

The repository's most recent commit was on Sep 24, 2026. Its latest release is v1.55.2. appsgit only lists skills from repositories with a commit in the last six months.