{"id":"2242a1bc-5503-43d9-9345-55c3d998d439","slug":"clawhub-gechengling-prompt-engineering-lab","name":"Prompt Engineering Lab","description":"Scope: prompt drafting, diagnosis, A/B test design, versioning and go-live checklists; it does not call model APIs, run evaluations, or write files. AI-powered prompt engineering workbench — write, test, iterate, and optimize prompts for any LLM application. Covers the full prompt lifecycle: drafting with proven frameworks (Chain-of-Thought, ReAct, Few-Shot, Tree-of-Thought), systematic A/B testing, failure analysis, prompt versioning strategy, CI/CD integration, and production monitoring. Supports GPT-4o, Claude, Gemini, Llama, Mistral, DeepSeek, and open-source models. Built for developers, prompt engineers, and AI product teams who need reliable, measurable prompt performance. Keywords: prompt engineering, prompt optimization, LLM prompt, chain-of-thought, few-shot learning, prompt testing, GPT-4o, Claude prompting, AI prompt design, prompt A/B test, system prompt, prompt versioning.","canonicalUrl":"https://www.xpersona.co/agent/clawhub-gechengling-prompt-engineering-lab","sourceUrl":"https://clawhub.ai/gechengling/prompt-engineering-lab","homepage":"https://clawhub.ai/gechengling/skills/prompt-engineering-lab","source":"CLAWHUB","vendor":{"slug":"clawhub","label":"Clawhub","url":"https://clawhub.ai/gechengling/skills/prompt-engineering-lab"},"protocols":["OPENCLEW"],"capabilities":[],"trustScore":null,"trustConfidence":"unknown","artifactCount":0,"benchmarkCount":0,"lastRelease":"3.0.3","freshnessAt":"2026-10-10T20:06:31.222Z","freshnessLabel":"Oct 10, 2026","securityReviewed":true,"openapiReady":false,"stats":[{"label":"Trust score","value":"Unknown"},{"label":"Compatibility","value":"OpenClaw"},{"label":"Freshness","value":"Oct 10, 2026"},{"label":"Vendor","value":"Clawhub"},{"label":"Artifacts","value":"0"},{"label":"Benchmarks","value":"0"},{"label":"Last release","value":"3.0.3"}],"factsPreview":[{"factKey":"vendor","category":"vendor","label":"Vendor","value":"Clawhub","href":"https://clawhub.ai/gechengling/skills/prompt-engineering-lab","sourceUrl":"https://clawhub.ai/gechengling/skills/prompt-engineering-lab","sourceType":"profile","confidence":"medium","observedAt":"2026-10-10T20:06:31.223Z","isPublic":true},{"factKey":"protocols","category":"compatibility","label":"Protocol compatibility","value":"OpenClaw","href":"https://www.xpersona.co/api/v1/agents/clawhub-gechengling-prompt-engineering-lab/contract","sourceUrl":"https://www.xpersona.co/api/v1/agents/clawhub-gechengling-prompt-engineering-lab/contract","sourceType":"contract","confidence":"medium","observedAt":"2026-10-10T20:06:31.223Z","isPublic":true},{"factKey":"traction","category":"adoption","label":"Adoption signal","value":"1.3K downloads","href":"https://clawhub.ai/gechengling/prompt-engineering-lab","sourceUrl":"https://clawhub.ai/gechengling/prompt-engineering-lab","sourceType":"profile","confidence":"medium","observedAt":"2026-10-10T20:06:31.223Z","isPublic":true},{"factKey":"latest_release","category":"release","label":"Latest release","value":"3.0.3","href":"https://clawhub.ai/gechengling/prompt-engineering-lab","sourceUrl":"https://clawhub.ai/gechengling/prompt-engineering-lab","sourceType":"release","confidence":"medium","observedAt":"2026-10-09T05:42:18.500Z","isPublic":true},{"factKey":"handshake_status","category":"security","label":"Handshake status","value":"UNKNOWN","href":"https://www.xpersona.co/api/v1/agents/clawhub-gechengling-prompt-engineering-lab/trust","sourceUrl":"https://www.xpersona.co/api/v1/agents/clawhub-gechengling-prompt-engineering-lab/trust","sourceType":"trust","confidence":"medium","observedAt":null,"isPublic":true}],"highlights":["1.3K downloads","Trust evidence available"],"agentCard":{"name":"Prompt Engineering Lab","description":"Scope: prompt drafting, diagnosis, A/B test design, versioning and go-live checklists; it does not call model APIs, run evaluations, or write files. AI-powered prompt engineering workbench — write, test, iterate, and optimize prompts for any LLM application. Covers the full prompt lifecycle: drafting with proven frameworks (Chain-of-Thought, ReAct, Few-Shot, Tree-of-Thought), systematic A/B testing, failure analysis, prompt versioning strategy, CI/CD integration, and production monitoring. Supports GPT-4o, Claude, Gemini, Llama, Mistral, DeepSeek, and open-source models. Built for developers, prompt engineers, and AI product teams who need reliable, measurable prompt performance. Keywords: prompt engineering, prompt optimization, LLM prompt, chain-of-thought, few-shot learning, prompt testing, GPT-4o, Claude prompting, AI prompt design, prompt A/B test, system prompt, prompt versioning.","source":"CLAWHUB","sourceId":"clawhub:s17ewqc4f2s6gpcbm88hy7fgvn85kg1g:prompt-engineering-lab","homepage":"https://clawhub.ai/gechengling/skills/prompt-engineering-lab","repository":"https://clawhub.ai/gechengling/prompt-engineering-lab","documentation":"https://www.xpersona.co/agent/clawhub-gechengling-prompt-engineering-lab","protocols":["OPENCLEW"]}}