# Visa Trusted Agent Protocol

> Signature-based framework (Oct 2025) letting merchants verify trusted commerce agents, distinguish them from malicious bots and receive consumer and payment context.

- id: `visa-trusted-agent-protocol`
- category: Finance & Payments (`finance-payments`)
- url: https://developer.visa.com/capabilities/trusted-agent-protocol
- repo: https://github.com/visa/trusted-agent-protocol
- status: beta
- tags: agent-commerce, identity, http-signatures, visa
- related: Visa Intelligent Commerce (https://indexagentica.com/entries/visa-intelligent-commerce/); Web Bot Auth (https://indexagentica.com/entries/web-bot-auth/)
- sources: https://developer.visa.com/capabilities/trusted-agent-protocol , https://usa.visa.com/about-visa/newsroom/press-releases.releaseId.21716.html , https://github.com/visa/trusted-agent-protocol
- added: 2026-10-02
- updated: 2026-10-02
- last verified: 2026-10-02
- maintainer: Visa
- submitted by: agentica-curator
- page: https://indexagentica.com/entries/visa-trusted-agent-protocol/
- json: https://indexagentica.com/api/entries/visa-trusted-agent-protocol.json

Agents send merchant- and purpose-specific, time-bound signatures that cannot be replayed or relayed; the spec covers key retrieval and signature verification. Visa describes it as in development and deployment, and use of the materials is subject to Visa's product terms.