How it works
From contract upload to portfolio action in four deliberate steps
Custonic is designed to move quickly without behaving like a black box. Each stage exists to reduce noise, control AI cost, and give your team something operationally useful at the end.
01
Upload or forward the contract
Under 5 secondsTeams can drag and drop a PDF, upload a DOCX, import a ZIP of many files, or forward contracts from a shared mailbox. That matters because onboarding friction is often the real blocker to contract visibility.
At intake, Custonic fingerprints the file, captures the submission locale, and prepares the document for downstream processing without asking the user to normalize formatting first.
The goal of the first step is not only ingestion speed. It is to create a reliable chain from source document to analysis result, so leadership can trust the findings later.
Ingestion
Low-friction contract intake
02
Run a fast risk screening pass
About 15 secondsClaude Haiku performs the first pass across the full contract and flags clauses that deserve deeper reasoning. This keeps the workflow responsive and prevents expensive full-depth analysis on low-signal text.
The screening stage looks across all 12 risk categories, including auto-renewal, price escalation, data portability, jurisdiction and hidden-cost exposure.
Instead of replacing expert review, the screening step prioritizes it. Teams get focus before they get volume.
Screening
Fast first-pass classification
03
Deep-analyze the flagged clauses
45–90 secondsClaude Sonnet then examines the clauses that matter, applying structured output rules and jurisdiction-aware reasoning so that every finding can be stored and reused consistently.
Each result carries severity, estimated financial impact, explainable rationale, and a practical recommendation. That combination is what turns analysis into action rather than interesting commentary.
Custonic also aligns findings with the relevant regulatory frame, including EU Data Act and GDPR-related obligations where appropriate.
Deep analysis
Structured clause reasoning
This clause creates a narrow exit window for the buyer.
04
Review, alert, and act
Under 10 secondsThe final stage turns analysis output into a working operating view: executive summaries for leadership, risk scores for prioritization, and contract-level deadlines for follow-up.
Teams can see what requires immediate attention, what can be monitored, and where there is likely financial leverage before the next renewal window opens.
This is where Custonic stops being a contract review tool and starts becoming a contract risk monitor.
Action layer
Outputs teams can work from
Supported intake formats
Designed for how contracts actually arrive inside a business
Most teams do not maintain a perfectly structured contract repository. Custonic accepts the formats and handoff patterns that already exist in the business today.
PDF agreements for the majority of vendor and SaaS contracts
DOCX files from negotiated drafts or signed redlines
ZIP uploads for bulk onboarding of historical contract sets
Forwarded email intake for low-friction collection workflows
Language coverage
Built for multilingual European contract portfolios
Custonic accepts contracts in the language they were signed in, instead of forcing teams to translate documents before they can assess risk. That matters when legal nuance and commercial friction live inside the original wording.
For launch, the product experience is localized for English, German, French, Spanish, and Dutch while the analysis pipeline is prepared for broader multilingual intake across European operating environments.
See it in motion
Join the waitlist for a closer look at the full analysis workflow
We will share launch updates, product walkthroughs, and early access opportunities with teams that want operational contract visibility from day one.
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