Workflow at a glance
Time (with AI)
15–25 min first-pass on a 10-page NDA
Without AI
45–90 min for the same task
Difficulty
Low setup, medium prompt refinement
Key tools
Spellbook, CoCounsel, Claude (general)
Best for
NDAs, service agreements, employment contracts
Expected outcome
Structured issue list + redline suggestions ready for attorney review
Before AI

Read 10-page NDA top-to-bottom, manually note each non-standard clause, draft issue memo from scratch, write redline suggestions one-by-one. 60–90 min total before attorney review begins.

After AI

Paste contract into AI, generate clause-by-clause issue list in 2 min, review AI flags and add judgment layer, use AI-suggested redlines as starting point. Attorney review starts with a structured roadmap in 15–20 min.

Contract review is one of the highest-value AI applications in legal work — not because AI can replace lawyer review, but because the preparatory work (reading through to find what to focus on) is highly automatable. AI can scan for missing standard clauses, flag unusual indemnity or liability language, and generate a starting issue list far faster than a first pass read.

The risk in this workflow is overtrust. AI contract review tools hallucinate and miss context-specific risks. The framework below treats AI output as a first-draft checklist, not a final analysis.

Step-by-step: AI-assisted contract review

1

Prepare the document

Convert to plain text or copy the contract into your AI tool. Remove any signature blocks or formatting artifacts that may confuse clause parsing. For in-Word review, Spellbook works directly in your document without copy-paste.

2

Run an initial issue-spotting prompt

Ask the AI to generate a structured list of issues organized by contract section. Specify contract type (NDA, SaaS agreement, employment) and your client's position (reviewer or drafter). See prompt templates below.

3

Ask for missing standard clauses

Run a second prompt asking what standard clauses for this contract type are absent or materially different from market standard. This catches omissions the first pass may not surface.

4

Generate redline suggestions for flagged clauses

For the 2–4 highest-priority issues identified, ask for suggested alternative language. Use AI output as a starting draft — not final language. Revise before inserting into your redline.

5

Attorney review and judgment layer

Review the AI-generated issue list against the actual document. Add any issues AI missed, remove false positives, and apply your legal judgment to risk assessment. The AI output is a checklist — you own the analysis.

Critical check

Always verify AI-flagged clause language against the actual document text. AI tools occasionally misquote or slightly alter clauses when summarizing — a discrepancy here can create a serious professional risk.

Prompt templates for contract review

These prompts work well with Claude, ChatGPT, and similar general-purpose AI tools when you paste in contract text. For in-Word review, Spellbook has built-in contract analysis that handles structuring automatically.

Prompt 1 — Initial issue list
You are reviewing an NDA on behalf of the receiving party. Here is the contract text:

[PASTE CONTRACT TEXT]

Please generate a structured issue list organized by section. For each issue:
- Identify the clause and page/section reference
- Describe the concern in one sentence
- Rate risk level: Low / Medium / High
- Suggest whether this needs redline, clarification, or is acceptable

Focus on: definition of confidential information scope, disclosure exceptions, term and survival provisions, permitted disclosure carveouts, and any unusual indemnification or remedies language.
Prompt 2 — Missing clauses check
Here is a [NDA / SaaS agreement / employment contract] text:

[PASTE CONTRACT TEXT]

What standard clauses for this contract type are absent or materially weaker than market standard?
List each missing or weakened clause, explain its typical function, and whether its absence or weakness creates risk for my client as the [reviewing / drafting] party.
Prompt 3 — Redline drafting for a specific clause
The following clause is in a contract I am reviewing. My client is the [service provider / vendor / employee]:

"[PASTE SPECIFIC CLAUSE]"

This clause is problematic because [describe the concern — e.g., the indemnity is one-sided, the IP assignment is overly broad, etc.].

Please suggest two alternative versions of this clause:
1. A strong version that protects my client's position
2. A compromise version that is more likely to be accepted

Keep the language formal and consistent with the rest of the contract.

Which tools to use

The best tool depends on your setup. Spellbook integrates directly into Word, which makes it the smoothest option if your review workflow happens in Word documents. CoCounsel is built specifically for legal document review and handles long documents well. Claude and other general-purpose AI tools work well for shorter contracts pasted in directly.

Spellbook

Works inside Microsoft Word. Best for lawyers who review contracts in Word and want AI suggestions inline without leaving the document.

Visit Spellbook →

Casetext CoCounsel

Legal-specific AI. Handles full document uploads, generates structured review summaries, and is designed to work with legal document formats.

Visit CoCounsel →

Claude (general-purpose)

Good for shorter contracts pasted directly. Use the prompts above. Requires more prompt setup but works without a legal-specific subscription.

Visit Claude →

What to watch out for

Three failure modes come up consistently when lawyers use AI for contract review:

Professional responsibility note

AI contract review output is a tool to assist legal review, not to substitute for it. The lawyer remains responsible for the completeness and accuracy of any review delivered to a client. AI-generated issue lists should be treated as a first-pass checklist requiring professional review before use.

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