Claude Code Skills·Claude Skills·The open SKILL.md registry for Claude
ClaudSkillsArcade › AI Providers

AI Providers

LLM backends that Claude Code can route to via env keys.

Model providers and the env vars Claude Code consults. Anthropic is the default; OpenAI, Google Gemini, xAI, Groq, and DeepSeek are common alternatives accessed via OpenAI-compatible adapters or LiteLLM.

6 entries · alphabetic · free tier (Pro adds Quality Score ranking)

Anthropic

env

Claude model family — the default Claude Code provider. Sonnet, Opus, Haiku.

llm-provider claude anthropicproprietary1 source

DeepSeek

env

Cost-leading models with strong code and reasoning performance via OpenAI-compatible API.

llm-provider deepseek low-costproprietary1 source

Google Gemini

env

Gemini 2.5 Flash and Pro with multimodal native support and a free tier.

llm-provider gemini googleproprietary1 source

Groq

env

LPU-backed fastest-in-class inference for Llama, Mixtral, and Gemma.

llm-provider inference open-modelsproprietary1 source

OpenAI

env

GPT-5, o-series reasoning models, and the function-calling API baseline.

llm-provider gpt openaiproprietary1 source

xAI

env

Grok model family with real-time X integration and long-context reasoning.

llm-provider grok xaiproprietary1 source
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