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Esper by Freysa

ExtensionTools1 user
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Overview

Contribute verifiable information to AI agents.

Esper by Freysa bridges the trust gap between humans and AI agents by enabling users to contribute verifiable web information. Using advanced cryptography and secure hardware, users can create verifiable information that AI systems can rely on without compromising user privacy. Key features: 1. Selective web content verification: Contribute specific information from private pages 2. Age/geography requirement attestation: Verify age/geography-related claims without exposing personally identifiable information (PII) 3. Private message authentication: Prove message receipt without sharing content 4. Timestamped content verification: Contribute proofs of when content was created or viewed 5. Fine-grained access control: Choose exactly what to verify for AI agent access How it works: This extension operates seamlessly in the background: 1. Browse normally while the extension runs securely in the background. 2. The extension establishes a secure connection to the notary service on relevant webpages, and it captures the relevant data within a secure enclave. 3. The hardware enclave verifies the data and generates a cryptographic proof. 4. Users receive a verifiable attestation without exposing any sensitive information. Privacy and security: - All processing occurs within a secure hardware enclave. - User's private data never leaves the enclave. - All user data is securely deleted and zeroized immediately after cryptographic attestation. - No storage of personal information. - Fine-grained control over attestations. Benefits: - Enhanced AI trust: Contribute verifiable information that AI agents and systems can rely on - Privacy protection: Generate proofs without exposing sensitive details - Flexible verification: Support multiple types of attestations - Secure processing: Protected handling of all sensitive data - User control: Choose what information to contribute Esper by Freysa enables secure contribution of verifiable information to AI agents. Install now to help build trust bridges between humans and AI agents, starting with Freysa.

Details

  • Version
    0.1.2
  • Updated
    August 2, 2025
  • Offered by
    dev
  • Size
    2.55MiB
  • Languages
    English
  • Developer
    DISTRIBUTED AUTONOMOUS WORLD NETWORK LLC
    221 E 9th St Ste 967 Wilmington, DE 19801 US
    Email
    dev@freysa.ai
    Phone
    +1 713-489-9677
  • Trader
    This developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
  • D-U-N-S
    119438198

Privacy

Esper by Freysa has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

Esper by Freysa handles the following:

Web history
Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes
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