Anvil logoAnvil
AI-Powered Prompt Enhancement

Transform Rough Ideas into Powerful AI Prompts

Anvil is an AI prompt enhancer and workspace for creators, founders, marketers, students, engineers, and teams who need clearer instructions for ChatGPT, Claude, Gemini, and other assistants, turning rough notes into structured prompts, chat threads, markdown drafts, and translation-ready content.

Elevate your prompts from basic to brilliant. Anvil transforms unstructured thoughts into professional-grade instructions with precision and speed.

Secure your spot in the founders beta
Last updated: May 16, 2026
Prompt Enhancement Demo

"create a netflix clone"

"Build a Netflix clone with features such as user authentication, personalized dashboards, a secure payment system for subscription management, and a library of video content organized by categories. Integrate a video streaming service with adaptive bitrate streaming for a seamless viewing experience. Include responsive design for compatibility across mobile, tablet, and desktop devices..."

Built for better AI work

Anvil helps teams turn unclear ideas into reliable AI instructions.

Use Anvil to shape rough notes, product ideas, marketing briefs, technical tasks, and translation requests into structured prompts that AI assistants can follow consistently.

EN
English ready
ID
Bahasa Indonesia siap

Use cases

Prompt enhancement

Rewrite vague requests into structured prompts with role, context, constraints, and output format.

AI chat workflows

Keep projects moving with clearer instructions for ChatGPT, Claude, Gemini, and other assistants.

Translation and markdown

Prepare content that preserves formatting, intent, and terminology across languages.

Frequently asked questions

What is Anvil?+

Anvil is an AI prompt enhancer and workspace for turning rough ideas into clear prompts, chat threads, markdown drafts, and translations.

Which users is Anvil for?+

Anvil is built for creators, founders, marketers, students, engineers, and teams that rely on AI tools for daily work.

Does Anvil work with ChatGPT, Claude, and Gemini?+

Yes. Anvil creates structured prompts that can be used across major AI assistants and model providers.

What problem does Anvil solve?+

It reduces vague instructions, missing context, and repeated trial-and-error when working with AI assistants.

Cara kerjanya

Tiga tahap.
Satu mesin tempa.

Masukkan ide mentahmu — catatan, dokumen, referensi, batasan. Anvil menstandarkan, memvalidasi, dan menghasilkan artefak terstruktur yang siap dikerjakan tim.

01 · Input

Prompt & Catatan

Ide, permintaan, catatan kasar, dan brainstorming.

Dokumen & File

Dokumen, spreadsheet, PDF, slide, dan lainnya.

Referensi & Media

Gambar, diagram, desain, tangkapan layar, video.

Kebutuhan & Konteks

Requirement, tujuan, aturan bisnis, dan batasan.

02 · Mesin Tempa
Tempaan
ANVIL

Tempa ide mentah menjadi spesifikasi yang siap dikirim — terstruktur, tervalidasi, terlacak.

Forging~ 4.2s avg · multi-model
03 · Output

PRD & Spesifikasi

Product requirements, spesifikasi fitur, kebutuhan.

Epics & Inisiatif

Goals, inisiatif produk, breakdown strategis.

User Stories

Acceptance criteria dan skenario pengguna.

Tasks & Subtasks

Langkah implementasi yang siap dikerjakan.

Dokumentasi Teknis

Arsitektur, API docs, dan desain teknis.

What's inside

A workspace for serious prompt engineering.

01 · Enhance

Precision prompting

Refine rough ideas into structured, high-signal instructions. Enhancement pipelines test outputs rapidly so you iterate with purpose, not guesswork.

Avg token reduction
~43%
Enhancement runtime
~1.2s
Supported models
6
Coming soon
Demo in production
02 · Organize

Threaded workspace

Named, branching chat sessions. Swap models mid-thread without re-pasting context, and compare variants side by side.

Onboarding copy — GPT-4o
↳ variant A — Claude Opus
↳ variant B — Claude Haiku
Landing hero — GPT-4o
Coming soon
Demo in production
03 · Author

Markdown studio

Draft, preview, copy, and export rich markdown from the same interface where you interact with the models. No app-switching.

# Release notes
- Fix auth bug
**deploy now**
Release notes
• Fix auth bug
deploy now
Coming soon
Demo in production
04 · Ship

Contextual translation

Translate full documentation or UI copy natively — formatting preserved, placeholders respected, token usage tracked per run.

13 target languages
ENESDEFRJAZH+7
Coming soon
Demo in production
12k+
Prompts enhanced
6
Models supported
43%
Avg token reduction
200
Beta seats total
Pricing & Packages

Choose the right plan for your workflow

All prices are one-time purchases in Indonesian Rupiah (IDR). Credits continue through top-ups.

Web Workspace Plans

Full web-based interfaces and prompt engineering work environments.

3 Tiers
Free3-Day Trial
Free

A 3-day trial for trying Anvil's basic workflow.

  • 100 trial credits
  • Valid for 3 days
  • Basic Chat, Enhancer, and Translate
  • No UI Generator
Get Started
StarterHobbyist
Rp 49.000one-time

Entry point for hobby builders, students, and vibe coders.

  • Chat, Enhancer, and Translate
  • 200 welcome credits
  • Top-up credits never expire
  • One-time purchase
Popular
ProPro Workspace
Rp 99.000one-time

Full web workspace for prototyping and all models.

  • Everything in Starter
  • UI Generator
  • Access to all AI models
  • 200 welcome credits
  • One-time purchase

CLI Add-on

Add Prompter CLI on top of any web plan — not a separate tier.

Add-on
CLI Add-onTerminal Only
Rp 49.000one-time

Add Prompter CLI to your current web plan.

  • Prompter CLI runtime
  • Public skill access
  • Skill marketplace
  • Does not change web plan
  • One-time purchase

Enterprise & Team Training

Dedicated multi-seat license configurations and private coaching tracks.

2 Tiers

Private

Collaborative
Contact UsTeam training

For individuals who want tools + private learning with the Anvil team.

  • Everything in Developer
  • Custom web credit allocation
  • Private coaching
  • Priority support
  • Custom skill assistance

Team

Collaborative
Contact UsTeam training

For companies upskilling their team into AI-native workflows.

  • Everything in Developer for the team
  • Multi-seat (custom sizing)
  • Workshops & training
  • Onboarding session
  • Priority support
Get started

Forge better prompts.
Starting today.

Join the founders beta. Early access pricing locked for life.