# Obsigna

**Source:** https://www.startuphub.ai/startups/obsigna
**Profile type:** Startup

> Generates and verifies tamper-evident audit trails for AI agent actions.

## About

Obsigna provides the tooling layer for the Agent Receipts protocol, enabling the signing and verification of every AI agent action. Its core products include a hook for direct integration with agent runtimes, an MCP proxy for seamless signing of tool calls without code changes, and SDKs for custom receipt emission. Obsigna serves developers and organizations building AI agents who need cryptographically signed, tamper-evident audit trails for accountability and transparency.

## Key facts

- **Slug:** obsigna
- **Website:** https://obsigna.dev
- **Operating status:** Active
- **Sectors / tags:** Agentic AI, AI Agent, AI Governance, AI Observability, AI Testing, Developer Tools, API Platform, Generative AI, Foundation Model
- **Social:**
  - GitHub: https://github.com/agent-receipts

## Frequently asked

### What does Obsigna do?

Obsigna provides the tooling layer for the Agent Receipts protocol, enabling the signing and verification of every AI agent action. Its core products include a hook for direct integration with agent runtimes, an MCP proxy for seamless signing of tool calls without code changes, and SDKs for custom receipt emission. Obsigna serves developers and organizations building AI agents who need cryptographically signed, tamper-evident audit trails for accountability and transparency.

### What industry does Obsigna operate in?

Obsigna operates in Agentic AI, AI Agent, AI Governance, AI Observability, AI Testing, Developer Tools.

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