ThoughtRiver Pricing: Complete Breakdown for 2026

ThoughtRiver pricing starts at £15,000 per year for the Professional plan and £30,000 per year for Enterprise. Both numbers appear on the vendor's own pricing page. Most contract review vendors keep every figure behind a sales call.

ThoughtRiver pricing depends on contract volume. It does not follow per-seat pricing. This guide covers what each ThoughtRiver plan includes and compares the pricing model to other platforms. 

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What Does ThoughtRiver Cost?

ThoughtRiver publishes two annual plans on its pricing page, and both carry starting prices rather than fixed rates. Figures are in British pounds.

Professional starts from £15,000 per year and targets teams who review under 50 contracts a month. Enterprise starts from £30,000 per year and targets teams above that threshold.

Most vendors in this category price per user on annual subscriptions, where costs scale with reviewer headcount. ThoughtRiver's published tiers include unlimited users, so volume drives the bill. A ten-lawyer team and a fifty-lawyer team can land on the same tier.

But even with published figures, ThoughtRiver still requires a quote based on contract volume before a buyer sees a final number. The starting prices set a floor for what to expect.

Plan Inclusions

*Source: thoughtriver.com/pricing, verified September 10, 2026.

What ThoughtRiver Includes, and What It Doesn't

ThoughtRiver reviews contracts, applies redlines, and answers contract questions inside Microsoft Word, with a scope that stops at review rather than the full lifecycle.

The platform pre-screens contracts before lawyer review. ThoughtRiver scores contract risk automatically against 5,250 pre-trained legal concepts.

Playbooks apply codified negotiating positions across every review. Lexible Assistant suggests fallback redline language and answers contract questions inside Microsoft Word. 

The result is triage. ThoughtRiver routes only high-risk contracts to counsel. That shortens sales contract turnaround and keeps legal out of commercial bottlenecks.

ThoughtRiver also standardizes review quality across reviewers. Some teams enable business users to self-serve on routine paper for the same reason. ThoughtRiver reports on key contract terms across a full contract portfolio, so a team can surface key terms in bulk.

On security, ThoughtRiver lists ISO 27001 accreditation, patented anonymization, TLS 1.3 encryption, Azure hosting, and a private model option.

As for the limitations, ThoughtRiver supports English only. Regarding company scale, ThoughtRiver employs between 12 and 23 people, based on PitchBook and LeadIQ data. ThoughtRiver's team is small relative to enterprise contract platforms. Factor those in when weighing long-term support and product velocity.

Looking for more options? Check out the 6 best tools for comparing contract precedents in 2026.

Why There's Almost No Public Buyer Feedback on ThoughtRiver

Independent review data on ThoughtRiver is close to nonexistent. G2 and TrustRadius show zero reviews. Capterra holds exactly one review, rated 4.0 out of 5, with Customer Service at 5.0 and both Ease of Use and Features at 3.0.

The reviewer, from a named enterprise customer, calls the review workflow useful. The same reviewer raises interface difficulty in the administration and training area.

Competing platforms routinely carry dozens to hundreds of verified reviews. An unmanaged G2 profile and a lone Capterra entry tell a buyer little about support responsiveness.

Before signing, ask for reference customers at your contract volume to see how ThoughtRiver performs.

How ThoughtRiver Pricing Compares to Alternatives

Pricing models across AI contract review differ sharply, from ThoughtRiver's published volume tiers to the fully custom quotes that dominate the rest of the category.

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Transparency varies as much as the numbers. 'Contact sales for a quote' remains the standard answer across AI contract review in 2026, according to one independent editorial reference. 

LegalOn, Juro, and Spellbook all price by quote, with no published list rates. ThoughtRiver publishes starting prices on its pricing page while most AI contract review vendors quote only on request.

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Read more: Best AI tools for procurement lawyers

Why Contract Teams are Choosing Full-Lifecycle Platforms Instead

Contract teams are choosing full-lifecycle platforms because review alone covers only one stage of a workflow. Having multiple tools is costly.

ThoughtRiver concentrates on review. Other platforms like Spellbook take a broader approach, handling drafting, review, and redlining, with storage and management rolling out through ACM.

Spellbook launched Autonomous Contract Management (ACM) on June 30, 2026. ACM pulls contracts in from email, Slack, and Salesforce. It reviews each one against a team's standards, then routes it to the right owner. Signed agreements sit in a searchable repository, with renewal monitoring planned. ACM is open to select early-access teams first, so confirm availability during a demo.

Spellbook runs in Microsoft Word, and its Google Docs version is currently in beta, serving more than 4,500 legal teams across 80-plus countries. 

See How Spellbook Covers the Full Contract Lifecycle

A review-only tool leaves drafting and management to other software. One platform across drafting and review, with management rolling out through ACM, collapses that stack.

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See Spellbook pricing for current plans, or explore AI contract review software pricing for a wider view of the category.

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Frequently Asked Questions

How much does ThoughtRiver cost per month? 

ThoughtRiver does not sell monthly plans. Professional starts at £15,000 per year, and Enterprise starts at £30,000 per year. Professional fits teams reviewing under 50 contracts a month. Enterprise fits teams reviewing over 50. Your final figure depends on contract volume and playbook requirements. Request a demo for an exact quote.

Does ThoughtRiver offer a free trial? 

Yes. ThoughtRiver offers a free 28-day trial. Four weeks beats the 14-day trials common in legal AI. The extra time supports playbook configuration and real workflow testing. Start the trial through the demo request form on the ThoughtRiver site.

What is included in ThoughtRiver's pricing? 

ThoughtRiver pricing includes AI contract review, risk flagging, issue list generation, markup suggestions, clause libraries, and a searchable contract database. Both annual tiers add unlimited users, a private database instance, the Word add-in, and Lexible Assistant. Enterprise alone adds SSO, dedicated customer success, and dedicated professional services.

Is ThoughtRiver cheaper than Spellbook? 

ThoughtRiver publishes annual floors of £15,000 and £30,000. Spellbook quotes per seat without published list pricing, so a direct comparison requires quotes from both vendors. Scope separates them more sharply. ThoughtRiver covers review. Spellbook covers drafting, review, and contract management, the last through ACM in early access. Consolidating tools often lowers total cost of ownership.

What are the best ThoughtRiver alternatives? 

The best ThoughtRiver alternatives are Spellbook, LegalOn, Juro, and Luminance. Spellbook combines drafting, review, and contract management, with management in early access. LegalOn ships pre-built playbooks for fast setup. Juro runs browser-native contract management with AI. Luminance targets M&A-heavy review. Match scope to your contract volume before shortlisting.

Does ThoughtRiver work with Google Docs? 

No. ThoughtRiver does not integrate with Google Docs. ThoughtRiver connects to Microsoft 365, Power BI, HighQ, and iManage, plus custom builds through its open API. Teams drafting in Google Workspace need a different tool. Spellbook runs natively in both Microsoft Word and Google Docs.