Full API access to equity, governance, treasury, and documents. Integrate CapSign into your workflows — or let your AI agents do it.
Everything you need to integrate
A complete API surface for managing organizations programmatically — built for both traditional integrations and autonomous AI agents.
A few lines of code
Manage organizations, issue equity, run governance, and more — all from your codebase or your AI agent.
import { CapSign } from '@capsign/sdk';
const client = new CapSign({
apiKey: process.env.CAPSIGN_API_KEY,
});
// Create an organization
const org = await client.organizations.create({
name: 'Acme Corp',
entityType: 'corporation',
jurisdiction: 'DE',
});
// Issue equity
const shares = await client.equity.issue({
orgId: org.id,
class: 'Common Stock',
shares: 10_000_000,
parValue: 0.0001,
});
// Create a governance proposal
const proposal = await client.governance.propose({
orgId: org.id,
type: 'board_resolution',
title: 'Approve Series A',
description: 'Authorize issuance of Series A Preferred',
votingPeriod: '7d',
});// AI Agent integration
const client = new CapSign({
apiKey: process.env.AGENT_API_KEY,
role: 'agent', // Scoped permissions
});
// Agent proposes a treasury action
const proposal = await client.governance.propose({
orgId: 'org_abc123',
type: 'treasury_transfer',
amount: 50_000,
recipient: 'vendor_xyz',
reason: 'Q1 vendor payment - auto-detected from invoice',
});
// → Requires human approval before execution
// Agent generates monthly report
const report = await client.reports.generate({
orgId: 'org_abc123',
type: 'investor_update',
period: '2026-Q1',
});Everything you need to get started
Get your API key and start integrating CapSign into your applications today.