For deal teams, corporate development groups, PE associates, and M&A attorneys who need to review a target company's contracts quickly and identify the clauses that actually matter for the deal.
ContractParser pricing and feature claims verified June 13, 2026. Current rates are always on the pricing page.
M&A contract diligence is high-stakes and time-compressed. A mid-market deal can involve hundreds of contracts — customer agreements, supplier contracts, employment and consulting agreements, real estate leases, IP licenses, distribution agreements, loan documents. Buyer's counsel needs to review them, flag the ones with change-of-control issues, assignment restrictions, or unusual commercial terms, and summarize the findings for the deal team.
Traditional options:
For a specific deal with a specific data room, the buyer needs an extraction tool that deploys in an afternoon, produces structured output the deal team can act on, and doesn't require signing an annual SaaS contract to close one transaction. (For how the major tools stack up against each other, see our overview of the best contract parsers and document extraction tools.)
Typical diligence extraction focuses on deal-critical clauses:
Drop the target's contract data room (or the subset counsel has flagged for review) into ContractParser. Use the common-fields checklist for standard commercial terms, and add deal-specific fields via custom prompt:
Does this contract have a change-of-control provision? If yes, quote the specific language and indicate whether it requires consent, notification, or allows termination on a change of control. Flag any anti-assignment clauses separately.
For a 200-contract data room, the extraction produces one spreadsheet with every contract on a row and every flagged clause in a column. The deal team can sort, filter, and prioritize the contracts that actually require human review — typically 10-20% of the pile — rather than reading all 200 line by line.
ContractParser supports up to 1,000 documents per batch and accepts PDFs, Word docs, scanned images, and ZIP archives. Contracts of 50-100 pages process natively. Because amendments and addenda are common in a mature target's contract set, ContractParser also detects amendment hierarchies automatically and can group each original contract with its amendments in the results — so a master agreement and its three side letters land together rather than scattered across the spreadsheet.
Source citations on every value. For diligence work, opt into source citations on the upload screen. Every extracted value comes back with the page number and the verbatim quote it was drawn from — visible as a small p.N chip on each cell (click to see the quote) and exported as two extra columns per field in the CSV. Each row of the spreadsheet becomes independently verifiable: a senior associate spot-checking a flagged contract can click straight to the supporting language instead of re-reading the whole document.
In M&A diligence, missing a clause is worse than finding a wrong one. A single unreviewed change-of-control provision in a major customer contract can surface after closing as a re-opened negotiation or lost business.
ContractParser's Verified tier ($0.15/page, the default) runs a second AI pass that explicitly checks for contradictions and gaps. Examples of what it catches:
The audit pass doesn't catch every possible issue, but it flags the ones a fast first-pass review misses most often — the category of thing that gets caught in a second read by a senior associate.
When source citations are enabled, the audit also performs citation validation: it checks whether each cited quote actually contains or supports the extracted value. This catches hallucination — cases where the AI returned a confident answer that isn't grounded in the source document. The audit explicitly checks cross-field arithmetic, date math, cross-reference validity (referenced sections/exhibits actually present), and self-contradictions, and quotes the conflicting numbers verbatim in the flag.
A Verified flag on a real contract looks like this:
totalValue stated as '$220,000 (retainer fees over Initial Term)' but rateOrPricing indicates $8,500/mo × 12 + $9,000/mo × 24 = $318,000 over the 3-year Initial Term, which does not appear to reconcile with the $220,000 cap. The cited quote 'shall not exceed $220,000 in retainer fees' may itself be inconsistent with the per-month retainer schedule and warrants human verification.
For diligence work specifically, Verified plus source citations is the right combination. The incremental cost is trivial compared to the cost of missing a material clause or accepting a hallucinated value at face value.
ContractParser is pay-per-page. A typical commercial contract runs 15-30 pages; a 200-contract diligence review averaging 20 pages each is 4,000 pages, or $400 on Quick and $600 on Verified.
For comparison: a single associate hour at a major firm runs $400-$600. You can process an entire data room for the cost of one hour of that associate's time, and use the resulting spreadsheet to direct their attention only to the contracts that actually need a human read.
No subscription, no implementation, no annual commitment. $2.00 minimum per batch. You pay only for pages that were successfully analyzed. Documents are deleted within 2 hours of processing and never used for AI training.