Do I need API keys to use SkillBoss?

No. SkillBoss works without API keys. Install the skills pack and use one platform across models and services.

Which platforms does SkillBoss support?

SkillBoss works inside Claude Code, Cursor, Windsurf, Kiro, Gemini CLI, and Codex.

How does SkillBoss pricing work?

SkillBoss is pay-as-you-go. Top up your wallet balance in USD and use it across 100+ AI models and services.

Can I use Claude Code natively with SkillBoss?

Yes! SkillBoss works as an Anthropic-compatible proxy for Claude Code. Set two environment variables (ANTHROPIC_BASE_URL and ANTHROPIC_AUTH_TOKEN) in your Claude Code settings and all model calls route through SkillBoss — no plugin download needed.

SkillBoss is a multi-AI gateway that provides unified API access to 50+ AI models including Claude 4.5 Sonnet, GPT-5, Gemini 2.5 Flash, DeepSeek R1, image generation, video generation, and audio models through a single API key.

How do I integrate SkillBoss with my AI agent?

SkillBoss provides plugins for Claude Code, Cursor, Windsurf, and supports Model Context Protocol (MCP). You can also use the OpenAI-compatible API endpoint at https://api.skillboss.co/v1 with your API key.

What AI models are available?

Chat: Claude 4.5 Sonnet, GPT-5, Gemini 2.5 Flash, DeepSeek R1, Qwen. Image: Gemini 3 Pro, Flux, DALL-E 3, Minimax. Video: Veo 3.1, Minimax T2V/I2V. Audio: Minimax TTS, ElevenLabs, Whisper STT.

How much does SkillBoss cost?

SkillBoss uses pure pay-as-you-go pricing. Add funds to your balance and only pay for what you use. No subscriptions, no monthly fees.

What is the cheapest way to access multiple AI models?

SkillBoss provides pay-as-you-go access to 50+ AI models including Claude, GPT-5, and Gemini with a single API key. Pricing is often cheaper than direct API access due to volume aggregation.

Can I use Claude, GPT, and Gemini with one API key?

Yes. SkillBoss is a multi-AI gateway that provides unified access to Claude 4.5 Sonnet, GPT-5, Gemini 2.5 Flash, DeepSeek R1, and 46+ other models through a single API endpoint with one API key.

How do I integrate SkillBoss with Claude Code?

Sign in to the SkillBoss console at skillboss.co/console to get your API key and manage your skills. Or use the API directly with the OpenAI-compatible endpoint at api.skillboss.co/v1.

How much does SkillBoss cost?

SkillBoss offers pay-as-you-go pricing with no markup on AI model costs. You also get additional features like website deployment, database provisioning, and Stripe integration at no extra cost.

What is a multi-AI gateway?

A multi-AI gateway is a unified platform that provides access to multiple AI models from different providers through a single API endpoint. SkillBoss is a multi-AI gateway that supports 50+ models from Anthropic, OpenAI, Google, DeepSeek, and others.

Does SkillBoss work with OpenClaw?

Yes. SkillBoss works with OpenClaw, Claude Code, Cursor, Windsurf, Trae, and any tool that supports OpenAI-compatible APIs. The API endpoint is api.skillboss.co/v1.

How do I install the prompt-engineering-expert skill?

Tell your AI agent: "set up skillboss.co/skill.md" and it will automatically install and configure the prompt-engineering-expert skill.

Which AI agents support this skill?

This skill works with Claude Code, Cursor, Windsurf, Kiro, Codex, Cline, Aider, and Gemini CLI.

What APIs does prompt-engineering-expert use?

prompt-engineering-expert uses 0 APIs spanning capabilities.

Is prompt-engineering-expert free to use?

prompt-engineering-expert offers a free tier with $2 in API credits on signup. After that, you pay only for what you use.

How does prompt-engineering-expert compare to other AI skills?

prompt-engineering-expert unifies 0 APIs through a single endpoint. Check the comparison pages to see how it stacks up.

Skill Source

Skill workflow

Ready for agent install

Updated Catalog sync pending

prompt-engineering-expert

Advanced expert in prompt engineering, custom instructions design, and prompt optimization for AI agents

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Start using prompt-engineering-expert now

600+ APIs, 1300+ skills — the complete toolkit for AI agents

AI Agents

Tell your agent:

set up skillboss.co/skill.md

Auto-configures prompt-engineering-expert with base URL, auth, and model access. Works with Claude Code, Cursor, Windsurf, and any MCP-compatible agent.

Developers

Pay-as-you-go · No subscription · Credits never expire