No. 12 of 24 ·Contract Negotiation Software

ThoughtRiver

Name: ThoughtRiver
Price: 6 USD

Web · Windows · API · Extension · paid plans from $6/mo

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Freedom report

One barScore 5.1

Free tierNo free tier on record
Open codeNo open-source code on record
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

ThoughtRiver is ranked #12 of 24 in contract negotiation software on Freedom251. It runs on API, Browser extension, Web, Windows. There is no free plan. A free trial is offered. Paid plans start at $6/mo.

ThoughtRiver plans and pricing

All plans

Starter $6/mo per month For individuals · Task Management · Real-time Collaboration · Customizable Dashboards · Advanced Analytics · Resource Allocation · Mobile Accessibility thoughtriver.com · 1 Oct 2026

Pro $14/mo per month For startups · Task Management · Real-time Collaboration · Customizable Dashboards · Advanced Analytics · Resource Allocation · Mobile Accessibility thoughtriver.com · 1 Oct 2026

Entreprise $49/mo per month For companies · Task Management · Real-time Collaboration · Customizable Dashboards · Advanced Analytics · Resource Allocation · Mobile Accessibility thoughtriver.com · 1 Oct 2026

Professional £15,000/yr From £15,000 per year For SME legal teams · Under 50 contracts a month · Unlimited Users · Private Database Instance · Word Add-in · Lexible Assistant · SSO · Dedicated Customer Success · Dedicated Professional Services thoughtriver.com · 1 Oct 2026

Enterprise £30,000/yr From £30,000 per year For high-volume legal teams · Over 50 contracts a month · Unlimited Users · Private Database Instance · Word Add-in · Lexible Assistant · SSO · Dedicated Customer Success · Dedicated Professional Services thoughtriver.com · 1 Oct 2026

Compared on contract negotiation software

Free plan: No
Clause comparison: Yes
Redline suggestions: Yes
Playbook support: Yes
API access: Yes

Best ThoughtRiver alternatives

See all 20

One bar Contractbook Free tier No. 1Free6.4 One bar OpenAgree Free tier No. 2Free6.4 No signal Canveo Paid plans No. 3—5.4 No signal DocuSign eSignature Paid plans No. 4$11/mo5.4 No signal Docusign CLM Paid plans No. 5—5.3 No signal Icertis Contract Management Paid plans No. 6—5.2

The record

Product purpose: ThoughtRiver is an AI contract review tool for pre-signature or post-signature contract review.
Contract analysis: Its Lexible LLM flags key contract issues, obligations and risks within minutes.
Playbooks: Contracts are reviewed against preset criteria called Playbooks, producing met and unmet provisions and allowing output or redlining.
Generative editing: Generative AI features make contract editing mimic the user’s drafting style and negotiation guidelines.
AI training: Lexible is trained on more than 4,150 lawyer-built concepts.
Workflow access: Contracts can be uploaded via email, drag and drop, or the Word add-in.
Microsoft tools: The platform works inside Outlook, Word and Teams.
Integrations: Listed integrations include Microsoft 365, Power BI, HighQ and iManage.
API: ThoughtRiver provides a public API-first platform following the OpenAPI Specification.
Security certification: ThoughtRiver states that it is ISO27001 certified, certificate number 21188-ISMS-001.
Data protection: Contract documents and derived data are encrypted at rest with a unique account-specific key and encrypted in transit using TLS1.2.
Data residency: Customer data resides in ThoughtRiver-managed Azure data centers in a single specified region, with no external processors used for customer data.
Authentication: Auth0 provides authentication, single sign-on and multifactor authentication, with only user email addresses passed to Auth0.
Support browsers: Supported browsers are the latest stable versions of Chrome, Edge, Firefox and Safari on macOS.
Price from: $6/mo

Where it ranks on Freedom251

Best Contract Negotiation Software in 2026#12 of 24
Best Legal Contract Analytics Software in 2026#18 of 24
Best Contract Analysis Software in 2026#13 of 22
Best AI Contract Review Software in 2026#12 of 20

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Sources

thoughtriver.com/faq· checked 1 Oct 2026
thoughtriver.com/platform· checked 1 Oct 2026
thoughtriver.com/integrations-security· checked 1 Oct 2026
support.thoughtriver.com/portal/en/kb/articles/supported· checked 1 Oct 2026
thoughtriver.com· checked 28 Sept 2026
thoughtriver.com/pricing· checked 1 Oct 2026