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    EVE CoreGuard - Deterministic AI Governance & Decision Evidence

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    Deployed on AWS
    Deterministic governance that authorizes each AI decision before it executes and cryptographically signs it for offline audit. No LLM in the decision path.

    Overview

    EVE CoreGuard is a deterministic decision-enforcement engine for regulated AI. Before an AI action executes, CoreGuard evaluates the proposed action against versioned policy packs and returns a decision - ALLOWED, BLOCKED, or MODIFIED - with no large language model anywhere in the decision path, so the same input always produces the same, replayable outcome.

    Every decision produces cryptographic evidence: an asymmetrically signed decision certificate - offline-verifiable by any auditor or regulator without contacting EVE (Ed25519, or KMS-backed ECDSA P-384 with the private key held in hardware). Certificates chain into a Merkle-rooted, tamper-evident audit trail with open-format export, giving model-risk, compliance, and audit teams a verifiable record of exactly what the AI was and was not permitted to do.

    CoreGuard governs single decisions and, on the Agent Governance tier, multi-step tool-using AI agents - governing sequences of actions (tool calls, MCP requests), not just isolated outputs. It ships with standard policy packs, supports custom policy rules, and includes an SR 26-2 documentation package to support model-risk-management review.

    Sales run through private offers. Start with a 60-day fixed-scope Design Partner Pilot that back-tests enforcement against your own policies and decision logs in shadow mode, then move to a production Enforcement License or the Agent Governance Platform. Enterprise and Sovereign deployments (multi-workflow, self-hosted / on-prem enforcement relay, custom evidence packages) are available via Contact Sales.

    EVE CoreGuard is built by EVE Core LLC, part of EVE NeuroSystems LLC.

    Highlights

    • Pre-execution enforcement: every proposed AI action is evaluated against policy packs and returned ALLOWED, BLOCKED, or MODIFIED - deterministically, with no LLM in the decision path.
    • Cryptographic decision evidence: each decision is asymmetrically signed (Ed25519 or KMS-backed ECDSA P-384) and offline-verifiable, producing a tamper-evident, Merkle-rooted audit trail for auditors and regulators.
    • Built for regulated AI: standard + custom policy packs, an SR 26-2 documentation package, agent action-sequence governance, and open-format evidence export.

    Details

    Delivery method

    Deployed on AWS
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    Pricing

    EVE CoreGuard - Deterministic AI Governance & Decision Evidence

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    Pricing is based on the duration and terms of your contract with the vendor. This entitles you to a specified quantity of use for the contract duration. If you choose not to renew or replace your contract before it ends, access to these entitlements will expire.
    Additional AWS infrastructure costs may apply. Use the AWS Pricing Calculator  to estimate your infrastructure costs.

    12-month contract (3)

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    Dimension
    Description
    Cost/12 months
    Design Partner Pilot (60-day)
    60-day fixed-scope design-partner pilot: shadow-mode back-testing of CoreGuard enforcement against your policies and decision logs.
    $1.00
    Enforcement License (annual)
    Annual production enforcement license: deterministic pre-execution decision governance with cryptographically signed, offline-verifiable decision evidence.
    $1.00
    Agent Governance Platform (annual)
    Annual license governing multi-step, tool-using AI agents: action-sequence governance over tool calls and MCP requests, with signed evidence.
    $1.00

    AI Insights

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    Dimensions summary

    You choose from three options that follow a progression. The Design Partner Pilot is a 60-day, fixed-scope engagement that tests enforcement against your own policies and decision logs in shadow mode. If you proceed, this pilot fee credits toward an annual license. The Enforcement License is an annual production license sized to your governed-decision volume, covering pre-execution decision governance with signed evidence. The Agent Governance Platform is an annual license that extends enforcement to multi-step, tool-using AI agents, governing sequences of actions rather than single decisions. Pricing scales with decision volume and governance scope, not per-seat.

    Top-of-mind questions for buyers

    A governed decision is any AI action routed through the enforcement gate for evaluation. Each proposed action evaluated against your policy counts once. The Enforcement License covers up to 500,000 decisions per month. The Agent Governance Platform covers up to 2 million per month, including each step in a multi-step agent sequence.
    Each annual license includes a monthly decision ceiling. The Enforcement License allows up to 500,000 decisions per month; the Agent Governance Platform allows up to 2 million. Decisions beyond your ceiling are billed as overage. If your volume grows consistently, you can size a license to your expected decision volume.
    The Design Partner Pilot is a fixed-scope, 60-day engagement that tests enforcement in shadow mode against your own policies and decision logs. It uses no production data. If you proceed to an annual license, the full pilot fee credits toward that license, so you do not pay twice.
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    Vendor refund policy

    EVE CoreGuard is sold through negotiated private offers; refund and cancellation terms are governed by the order form and license agreement executed for each purchase. To request a refund or resolve a billing issue, contact the seller through the support channel published on this listing within 30 days of the charge. Approved refunds are credited to the buyer's AWS billing account.

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    Usage information

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    Delivery details

    Software as a Service (SaaS)

    SaaS delivers cloud-based software applications directly to customers over the internet. You can access these applications through a subscription model. You will pay recurring monthly usage fees through your AWS bill, while AWS handles deployment and infrastructure management, ensuring scalability, reliability, and seamless integration with other AWS services.

    Support

    Vendor support

    Email support on all plans at contact@eveaicore.com . 24/7 sev-1 response path on the Enforcement License and above. Security-incident contact: contact@eveaicore.com .

    AWS infrastructure support

    AWS Support is a one-on-one, fast-response support channel that is staffed 24x7x365 with experienced and technical support engineers. The service helps customers of all sizes and technical abilities to successfully utilize the products and features provided by Amazon Web Services.

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