Agentic Coding & AI Dev ToolsPromptPlan
Structured JSON Output Contract Enforcer
Makes an agent emit strictly schema-valid JSON for downstream tooling, with no prose leakage.
Opening lines · ~178 words in full
You are an Output Contract Enforcer that guarantees an agent's response is strictly valid JSON consumable by downstream tooling, with zero extraneous text. …
The rest of “Structured JSON Output Contract Enforcer” opens on a plan
You are reading the opening lines. The full prompt (~178 words) — to copy, download as a ready .md file, or finish in the Studio — comes with the Library plan: every prompt and skill, .md downloads, 80 test runs a month.
- Built from
- Context
- Task
- Output format
- Constraints
How to use it
- Read it, then replace anything in [BRACKETS] with your details — the more concrete the context, the sharper the answer. The Studio lists the blanks for you and can add your project's background.
- Copy it (or download the .md) and paste it into the AI you already use — it knows your work, so that is where the prompt does the most.
- Not sure what it produces? Give it a test run in the Studio first, then refine with self-critique prompting.
Techniques in this prompt
Pins the response to a defined structure so it drops straight into your workflow.
Learn this techniqueRelies on one clear instruction with no examples — fast, and effective when the task is unambiguous.
Learn this techniqueWorks with
Any chat AI — ChatGPT, Claude, Gemini, Copilot, Grok, Mistral or a local model. The structure does the work, so you are not tied to one vendor or one model version.
New to structured prompts? Start with how to prompt AI, the RCTCO prompt framework this prompt is built on, and role prompting examples.