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Capci

Paid#29 of 32 in AI Diagram Generators

Capci: A focused diagram generator for developers building agent-driven workflows. Ranked #29 of 32 in AI Diagram Generators by our editors (6.4/10); pricing: Paid; best for developers using diagram MCP workflows.

6.4/10Editor score

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At a glance

Editor score
6.4 / 10
Pricing
Paid
Best for
Developers using diagram MCP workflows
Free plan
No
Founded
2025 · Pune, Maharashtra, India
Facts checked
20 Sep 2026

Where it wins
- Generates architecture, flow, UML, ER, mindmap and Gantt diagrams
- Stable IDs support diagram refinement and re-theming
- Remote MCP access works with Claude, VS Code and agent SDKs
Where it doesn't
- Free access is limited to a bounded trial pool
- Pro API and MCP usage is metered
- Export is centered on PNG and GIF image formats

Our verdict on Capci

Capci is a hosted diagramming MCP server and visual studio for AI agents. It turns prompts into architecture diagrams, flowcharts, sequence diagrams, class diagrams, ER diagrams, mindmaps, Gantt diagrams and business charts. It also supports branded visuals, code cards, logos and GIFs. The product is aimed at developers, engineering teams, technical creators, solo founders and marketers who want browser-based or API-driven visual generation, with particular relevance for agent and app builders using MCP workflows.

Its strongest fit is the combination of diagram breadth and developer access. Capci provides a remote Streamable HTTP MCP server, stable diagram IDs for refinement and re-theming, brand profiles with colors and marks, and official GCP, AWS and Azure cloud icons. Integrations include Claude Code, Claude Desktop, VS Code, Antigravity and agent SDKs. The published plans show a Free trial run with a bounded set of calls shared with the web app. Pro includes 200 calls per month and unlimited web-app use, while API and MCP usage is metered. Developer includes 900 calls per month, saved render defaults and positioning for production agents.

Capci is most suitable when diagrams need to be generated, refined and exported inside an AI-agent workflow rather than maintained as a traditional collaborative whiteboard. PNG and GIF export provide straightforward rendered outputs, while stable identifiers and saved defaults support repeatable generation. The product should appeal to teams building technical tooling, documentation flows or branded visual content around prompts and MCP. It is a weaker choice for buyers seeking a perpetual free plan, broad real-time collaboration or a conventional diagram editor as the primary experience. Developers who value API and MCP connectivity should consider Capci first; teams centered on manual diagram maintenance should look elsewhere.

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Capci pricing

Plans PaidPaid No free plan — trial or paid only. Prices checked 20 Sep 2026.

See plans on capci.app

All 3 Capci plans and prices →

Capci fact sheet

Free plan	No
Paid from	Not verified
AI diagram limit	Not verified
Mermaid support	Not verified
Real-time collaboration	Not verified
Diagram import	Not verified
Platform	Web
Export formats	PNG, GIF
Deployment	Cloud, Browser extension
Platforms	Web
Support	Email
Built for	Solo, Small business, Mid-market, Enterprise (editorial estimate)
Integrations	5 integrations: Claude Code, Claude Desktop, VS Code, Antigravity, Agent SDKs
Pricing	Paid (source)
Website	capci.app
Facts checked	20 Sep 2026

Capci integrations

Capci lists 5 integrations on its own site.

Claude Code
Claude Desktop
VS Code
Antigravity
Agent SDKs

Alternatives to Capci

See all Capci alternatives →

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The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Capci for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

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Featured on iTechGuides

Capci is listed in our AI Diagram Generators directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update