How one can extract information from contracts?

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How one can extract information from contracts?


Managing and reviewing contracts all through their lifecycle is sort of a difficult activity for companies. Particularly since contract information is usually scattered throughout completely different techniques or departments – making it onerous to get a fast complete view of contractual obligations.

Take into account the amount of contracts that companies sometimes cope with, the hassle required to manually assessment dense unstructured authorized info, and the (authorized) experience required to interpret the information inside contracts.

It is simple to see why managing contracts can grow to be extraordinarily difficult!

Contract information extraction options may also help deal with a few of these key challenges by:

  • lowering the time spent manually reviewing contracts
  • offering comparatively faster entry to important contract info
  • enabling proactive administration of contract obligations and deadlines

On this article, we are going to study extra about contract information extraction, challenges in extracting information from contracts, some fashionable strategies of contract information extraction, and learn the way it may possibly streamline varied levels of the contract lifecycle.


Contract information extraction is the method of routinely figuring out and pulling out particular/related info from contracts or authorized paperwork.

This course of transforms unstructured contract textual content into structured information that’s rather more handy to analyse.This additionally helps companies to search out and use key particulars hidden of their contracts, making it simpler to grasp and handle their agreements.

Listed below are just a few use circumstances that largely give attention to analysing contracts together with examples of key contractual information:

Use circumstances that require contract evaluation Key contract information that have to be extracted
1. Merger and acquisition Occasion names, contract values, termination clauses, change of management provisions and so forth.
2. Vendor administration Pricing phrases, renewal dates, service degree agreements (SLAs), legal responsibility clauses and so forth.
3. Lease administration Lease phrases, lease quantities, renewal choices, upkeep duties and so forth.
4. Employment contracts Compensation particulars, non-compete clauses, advantages info, termination circumstances and so forth.

Why is it difficult to seize information from contracts?

Given the authorized nature of contracts, a excessive diploma of accuracy is extraordinarily essential, leaving little or no room for error.

However no contract information extraction answer, even automated or AI-powered ones, can assure 100% information extraction accuracy!

Listed below are just a few the explanation why:

  • contracts, like most enterprise paperwork, are available many various codecs, layouts, and buildings.
  • authorized paperwork and contracts typically use advanced language, industry-specific terminology and ambiguous legalese.
  • completely different organizations might use various phrases or context-dependent info to explain the identical ideas.
man writing on paper
Photograph by Scott Graham / Unsplash

Regardless of the challenges lined earlier, contract information extraction options (particularly automated ones) are being more and more adopted by companies that want to transfer away from guide contract opinions.

These options leverage a mix of NLP, LLMs and AI to learn and perceive contracts to determine key information inside them. These instruments will be broadly grouped into two sorts:

  1. Specialised LLMs skilled on authorized information resembling Harvey AI or Robin AI which can be primarily used for authorized assessment and contract evaluation
  2. AI-powered rule-based clever doc processing (IDP) options resembling Nanonets which can be largely used for automating present contract information extraction workflows

Most LLMs and generative AI-based options are vulnerable to hallucinations – particularly when it encounters unknown information.

That is the explanation you may’t use Chat GPT or Claude with absolute certainty for authorized opinions or contract evaluation.

However, LLMs skilled on authorized information and case regulation supplies have a deeper and a lot better understanding of authorized terminology and contract buildings, and are much less more likely to hallucinate or make stuff up.

Since such LLMs are skilled on giant information units of authorized information, they’ve wonderful contextual understanding. They will even perceive clauses inside the bigger context of a contract.

They are perfect for contract evaluation, authorized analysis, and authorized doc drafting; saving time that may in any other case be spent on guide search. Listed below are just a few examples of the highest LLMs skilled on authorized information or AI contract assessment software program:

  • Harvey AI: A legal-focused AI utilizing GPT know-how
  • Robin AI: A co-pilot for authorized duties
  • LEGAL-BERT: A BERT-based machine studying mannequin skilled on a whole bunch of 1000’s of authorized paperwork
  • Lexis+ AI: A personalised authorized AI assistant
  • Casetext’s CoCounsel: An AI authorized assistant powered by GPT-4

Execs of an LLM skilled on authorized information

1. Considerably reduces time spent on contract assessment and information extraction
2. Handles varied contract sorts and codecs extra successfully than rule-based techniques
3. Identifies patterns and insights throughout giant contract portfolios
4. Creates searchable databases of contract info that may be shared throughout groups and departments

Cons of an LLM skilled on authorized information

1. Has a possible for misinterpretation, particularly with advanced or uncommon clauses that it hasn’t encountered earlier than
2. Requires time/experience to correctly implement and fine-tune to keep up accuracy
3. Might not seamlessly combine with present contract administration techniques and workflows
4. Excessive preliminary funding for licensing, implementation and ongoing upkeep


This is a generic tutorial on easy methods to use LLMs skilled on authorized information resembling Harvey AI or Robin AI to extract information from contracts:

  1. Make sure the contract is in a digital, machine-readable format (e.g., PDF, Phrase, or plain textual content).
  2. Determine the precise information factors you want to extract (e.g., events, dates, phrases, clauses) and specify a structured format for the output (e.g., JSON, CSV).
  3. Create and positive tune prompts that instruct the LLM to extract particular information. For instance: “Extract the next info from this contract:
    1. Events concerned
    2. Contract begin date
    3. Contract finish date
    4. Fee phrases
    5. Termination clauses”
  4. Enter the contract textual content and your prompts into the LLM. Some platforms might provide APIs for this step!

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All the time have a authorized knowledgeable assessment the extracted info for accuracy. Authorized AIs or LLMs are nonetheless removed from being 100% correct.

Look out for lacking info or incorrectly extracted info.

  1. Use the outcomes to additional refine your prompts and enhance accuracy.

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Even after a number of rounds of refinement, you are very more likely to come throughout contracts that the LLMs will nonetheless wrestle with.

Dealing with such exceptions would possibly require customized prompts (only for these distinctive contracts) or routing them for good previous guide assessment!


Most of the time, companies in search of a contract information extraction answer, require one thing that may match into their present setup or workflows.

Ideally nobody prefers an answer that requires them to ditch an present contract administration system or make a ton of modifications to present processes.

Rule-based IDP options do an incredible job of automating contract information extraction workflows with out disturbing present processes. They function a really perfect middleware between unstructured contracts and contract administration techniques (or authorized ERPs).

Execs of an AI-powered IDP software program

1. Produces constant structured information outputs – does not hallucinate!
2. Integrates with present contract administration techniques and feeds extracted information instantly into different enterprise processes
3. Handles completely different doc sorts past simply contracts – can be utilized for a wider vary of enterprise use circumstances
4. Far simpler to coach or enhance fashions to deal with exceptions or nook circumstances

Cons of an AI-powered IDP software program

1. Struggles with advanced authorized language or “unseen” contract codecs that require deep authorized evaluation
2. Does not generate summaries or cannot clarify contract phrases


This is a fast information on easy methods to use Nanonets, a preferred AI-based IDP software program, to extract information from contracts. For this instance, we’ll extract information from a business lease settlement.

  1. Signup on Nanonets, login to your account, click on on “New workflow” and create a “Zero coaching mannequin”.
  2. Specify the information factors you need extracted out of your contract. For instance, listed here are the information factors I wish to extract from a pattern business lease settlement:
    1. Landlord
    2. Tenant
    3. Landlord deal with
    4. Tenant deal with
    5. Graduation date
    6. Termination date
Screenshot 2024 09 17 at 1.00.40 AM
  1. Add your contract and anticipate just a few seconds. Nanonets AI will show the important thing contractual information like so:
Screenshot 2024 09 17 at 12.52.50 AM
  1. You’ll be able to appropriate or modify the information extracted by the AI and it’ll “study” from these corrections/modifications and hold getting higher.

IDP options like Nanonets additionally permit you to construct end-to-end automated workflows on high of strong information extraction capabilities. You’ll be able to:

  • auto-capture incoming contracts through electronic mail, scorching folders or API
  • refine the extracted information via customized information actions
  • customise the ultimate structured output
  • arrange approvals or validations for the extracted contract information
  • and at last export it to a downstream contract administration software program or ERP

This is a fast overview of those options on Nanonets:




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