| What it does | API sequence diagram tool with payloads on every arrow
| Type-Safe. Translate with AI. Edit Visually.
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| Stage | Not given
| Startup
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| Founded | Not given
| 2024
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: editor, local diagrams, share links, SVG and PNG export, CLI, 3 saved diagrams, HAR imports up to 8 requests, 200 hosted API and MCP calls a month, 1 webhook inbox with 25 requests a month, 1 recording link with 3 recordings. Pro: $9/month or $90/year (billed in advance), up to 1,000 saved dia
| Free plan available; Premium and Enterprise plans with additional CMS features
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| Key features | - Plain-text sequence diagram editor with real-time rendering
- Request and response payloads displayed on every arrow
- HAR file import with automatic redaction of secrets
- Webhook inbox to capture and diagram provider deliveries
- Recording links to collect customer HAR files as diagrams
- Drift Check to update diagrams when APIs change
- SVG and PNG export for sharing and embedding
- AI agent support via MCP server, HTTP API and CLI
- README embeds that update when diagrams are edited
- Presentation mode for step-through walkthroughs
| - Content compiler that extracts and generates dictionary files automatically
- Visual editor for building and managing multilingual content without code
- AI-powered translation with intuitive interface
- CLI testing tool for completing and validating translations with AI
- Per-component and centralized content definition approaches
- Support for multiple JavaScript frameworks including React, Next.js, Vue, and Nuxt
- Type-safe internationalization with TypeScript
- Bundle size optimization reducing pages by up to 50%
- Integration wrapper for existing i18n solutions
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| What makes it different | - No account needed to write and share diagrams
- AI can write diagrams from plain-text syntax
- Built from real traffic: HAR files, webhooks and customer recordings
| - Reduce bundle size by up to 50% while managing multilingual content
- AI-powered translation and content completion
- Visual editor enabling non-developers to manage content
- Multi-framework support including React, Next.js, Vue, and more
- Type-safe internationalization with TypeScript integration
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 3 ● no change since last check | 54 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 3 | 10 |
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| Citation Flow (Majestic) | 22 | 44 |
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| Referring domains (Majestic) | 8 | 255 |
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Volley
Intlayer