Harvey and CoCounsel are leading AI tools in the legal-tech space, each serving distinct user needs. Harvey excels in enhancing task completion through features like the 'dreaming' process and robust integrations across 10 platforms. CoCounsel, on the other hand, is praised for the high satisfaction ratings (4.8/5 from 20 reviews) and seamless integration with industry-reliable content and platforms like Westlaw and Microsoft 365.
Best for
Harvey is the better choice when highly scalable workflow optimizations and integration capabilities are a priority for large professional firms.
Best for
CoCounsel is the better choice when small firms require authoritative content integrations and want free-tier accessibility with renowned platform compatibility.
Key Differences
Verdict
Harvey is ideal for large legal firms seeking extensive integration options and security features. Meanwhile, CoCounsel is better suited for smaller firms that value comprehensive content access and a seamless start with its free-tier option. Decisions should balance software ecosystems against user satisfaction and budget constraints.
Harvey
Harvey is the platform built to meet the standards of the world’s leading professional service firms.
Harvey is generally well-regarded for its AI capabilities, particularly in enhancing task completion rates through features like the "dreaming" process. However, explicit user complaints about the software are not evident from the available data. The pricing sentiment isn't clearly discussed, suggesting it might not be a significant point of contention among users. Overall, Harvey appears to have a positive reputation within the AI tools ecosystem, particularly in conjunction with the offerings of Anthropic's Claude Marketplace.
CoCounsel
Thomson Reuters CoCounsel is AI technology built by industry experts, backed by authoritative content and equipped with best-in-class security.
CoCounsel receives high praise from users on G2, with ratings frequently reaching 5 stars, indicating strong satisfaction. Users appreciate its robust AI capabilities, though specific complaints are not prominent in the reviews accessed. On social platforms like YouTube and Reddit, it is discussed for its AI features, indicating a focus on technical and practical applications. Sentiment regarding pricing isn't explicitly mentioned, but the overall reputation appears positive, highlighting its effectiveness and user satisfaction.
Harvey
-50% vs last weekCoCounsel
Stable week-over-weekHarvey
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Pricing found: $11
CoCounsel
Pricing found: $0, $501
Harvey (1)
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Only in Harvey (10)
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No reviews yet
CoCounsel
What do you like best about CoCounsel Legal?CoCounsel Conquers: Our legal team's journey with this AI-powered virtuoso, blending Sherlock's wit and Google's speed, as we waltzed our way to legal mastery and case-crushing confidence. CaseText´s CoCounsel application is a legal ace!" Review collected by and hosted on G2.com.What do you dislike about CoCounsel Legal?Our legal department´s once-beloved manual research, now pales in comparison. We no longer need to hire so many contract attorneys to review discovery documents, which is not good for the country´s GDP. Review collected by and hosted on G2.com.
What do you like best about CoCounsel Legal?I like the display of same/ similar cases and 2 column, page printing. Review collected by and hosted on G2.com.What do you dislike about CoCounsel Legal?Some searches need too much detail to get desired results. Review collected by and hosted on G2.com.
What do you like best about CoCounsel Legal?Casetext is extremely easy to use and has all the features of the more expensive legal research options at a cost small firms can afford. Review collected by and hosted on G2.com.What do you dislike about CoCounsel Legal?I am not a fan of the new layout. I would prefer a return to the old one, it was more user friendly and easier to navigate. Review collected by and hosted on G2.com.
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Legal: Claude + CoCounsel MCP Released
So this just happened today. All Anthropic needs now is the regional datacentres for both information at rest and inference, and we're off to the races. [https://www.thomsonreuters.com/en/press-releases/2026/may/thomson-reuters-and-anthropic-expand-partnership-to-connect-claude-with-cocounsel-legal
Shared (3)
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For firms focusing on extensive task completion and integration needs, Harvey is preferable, whereas CoCounsel is advantageous for firms needing authoritative content integration.
Harvey starts with a paid tier beginning at $11, whereas CoCounsel offers a free-tier option, scaling to more comprehensive paid plans like the $501 tier.
CoCounsel shows strong community ratings with an average of 4.8/5 from 20 reviews. Harvey's community sentiment isn't as explicitly documented.
There is no direct indication that Harvey and CoCounsel are designed to be used together; such integration would depend on external orchestration.
CoCounsel may offer an easier start due to its free-tier option, allowing users to explore basic features without initial financial commitment.
