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“Using Westlaw AI (for research) and Claude (for organization and drafting) a fair amount both in my schoolwork and my current law clerkship job and I have to admit…they’re smart (as far as I can tell).”

On r/biglaw · Sep 30, 2026
Unverified voice about Westlaw AI

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Said in “Is AI going to kill my job?”

Verbatim from a public post, checked against the original on every build. How we quote.

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More like this

Hacker News
Westlaw AI
“What legal professionals actually pay for [...] is to give the AI access to a legal database of case law.”

in “Mike: open-source legal AI” · 7 voices

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6 more voices in this thread
  • Hacker News · May 5, 2026ChatGPTValuesPro se litigant ran two years of federal litigation on a $20 ChatGPT plan for research, drafting and discovery, and forced a settlement. (summary, not a quote)open
  • Hacker News · May 2, 2026ChatGPTCriticizes“With ChatGPT and Claude, the risk is much higher, because you're basically uploading entire documents with potentially privileged material to a third party, as part of your prompt.”open
  • Hacker News · May 2, 2026HarveyMixed“LLMs are absolutely abysmal at legal research and analysis, and every week we are seeing reports of some lawyer being called out publicly for submitting a brief to a court with hallucinated case citations.”open
  • Hacker News · May 2, 2026MixedOpen-source legal AI is better and fine for general work, but insufficient for full research without near-complete case law coverage. (summary, not a quote)open
  • Hacker News · Apr 30, 2026CriticizesLegal professional says generic LLM wrapper is no replacement for Westlaw; cannot rely on it without recourse if wrong. (summary, not a quote)open
  • Hacker News · Apr 30, 2026ValuesLawyer uses AI extensively but manually reads every cited case and checks on Westlaw it is still good law. (summary, not a quote)open
r/biglaw
Westlaw AI
“I use co counsel for litigation and i find it is much more accurate for litigation research than claude, chatgpt, or gemini.”

in “Harvey / Legora are awful.” · 38 voices

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37 more voices in this thread
  • r/biglaw · Oct 19, 2026CriticizesLegal SaaS platforms like Harvey and Legora are just wrappers around LLMs, and the author's firm built its own in-house platform and sees their valuations as unjustified. (summary, not a quote)open
  • r/biglaw · Oct 18, 2026HarveyValues“Boomer here, but I think Harvey is incredible.”open
  • r/biglaw · Oct 18, 2026HarveyValues“When you know what you are doing and what you want, Harvey is great IMO.”open
  • r/biglaw · Oct 17, 2026CoCounselNeutral“CoCounsel allows you to build workflows and combine with other sources too, though.”open
  • r/biglaw · Oct 17, 2026HarveyValues“The US caselaw search is better because you can combine it with other sources so you can have it look through a set of litigation documents and run caselaw research to help figure out their significance at the same time.”open
  • r/biglaw · Oct 17, 2026ClaudeValues“To be very clear, in my experience having these systems finely tuned to your individual work vs the level of tuning you can get out of harvey/cocounsel/co-pilot can represent 2-3x productivity increases.”open
  • r/biglaw · Oct 17, 2026HarveyValues“Harvey vault is amazing for working with discovery productions.”open
  • r/biglaw · Oct 16, 2026HarveyNeutral“Harvey also has a US Caselaw database where whichever model you pick will directly search for cases in the database.”open
  • r/biglaw · Oct 16, 2026CriticizesSays lawyers will not use raw coding or chat tools and need a wrapper around the model to make it usable. (summary, not a quote)open
  • r/biglaw · Oct 16, 2026HarveyNeutral“Harvey can be used with Astra 6 or Fable, your firm just has to agree to API pricing.”open
  • r/biglaw · Oct 16, 2026HarveyNeutral“Harvey uses the Chat GPT and Claude models and you can actually pick which model.”open
  • r/biglaw · Oct 16, 2026ChatGPTValues“What pisses me off is that our clients ARE using Claude and ChatGPT themselves and we’re stuck using these inferior models.”open
  • r/biglaw · Oct 16, 2026HarveyNeutral“Alls I know is that I can’t keep track of all the platforms so I stick to my mans Harvey even though the other mans might be better.”open
  • r/biglaw · Oct 16, 2026HarveyNeutral“You do realize that Harvey was literally just an interface to access Claude since day 1.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“Harvey and Legora are inferior products, by magnitudes, and any firm that exclusively relies on these tools is falling behind in productivity and associate satisfaction.”open
  • r/biglaw · Oct 15, 2026ClaudeValues“If you are using Fable and you give it enough project data, it can function like your associate on that case who has a mastery of facts and super fast turnaround.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“Harvey sucks because it's just an API built on top of open-source AI models, which are way behind the models currently available through openAI or Claude.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizesYounger lawyers who grew up with general AI tools would be disadvantaged by using Harvey, while older lawyers can be forgiven for adopting it. (summary, not a quote)open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“This is basically a fine tuned version of the Kimi K3 model which they claim is better but is clearly worse”open
  • r/biglaw · Oct 15, 2026HarveyNeutral“Harvey does have its own propriety model. And yes, if you select a specific model, only the output is generated by that model, not all of the intervening tasks.”open
  • r/biglaw · Oct 15, 2026HarveyNeutral“There is no “Harvey” model. Harvey just picks one of the models based on your prompt.”open
  • r/biglaw · Oct 15, 2026HarveyMixed“I like to think of Harvey as an energetic junior, does their best, a fine starting point, but doesn’t produce a product I’d be willing to send a client without a deeeep review”open
  • r/biglaw · Oct 15, 2026HarveyValues“Harvey's been killing it for me on the transaction side with the rote drafting and title work.”open
  • r/biglaw · Oct 15, 2026CoCounselValues“I’ve been really impressed and don’t see how a tool could be much better”open
  • r/biglaw · Oct 15, 2026CoCounselValues“I’ve been really impressed and don’t see how a tool could be much better”open
  • r/biglaw · Oct 15, 2026HarveyValues“I use Harvey daily and think it’s a fantastic product (as long as you use it to supplement, not replace your work product)”open
  • r/biglaw · Oct 15, 2026CoCounselValues“I use co counsel for litigation and i find it is much more accurate for litigation research than claude, chatgpt, or gemini.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“Even when I add docs to a vault and ask for a review table, getting Harvey to actually “read” the docs is like pulling teeth.”open
  • r/biglaw · Oct 15, 2026ClaudeValues“Claude code with a syfert.com MCP (or a courtlistener MCP, or ding duff) is 500% better than Harvey and Legora.”open
  • r/biglaw · Oct 15, 2026HarveyMixed“It’s usually right but the times it isn’t it’s REALLY wrong.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“I also do not think I’m getting real Opus 5 when I select it in Harvey. And it’s hella slow.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“Harvey profits by arbitrating token costs, so they use the cheapest models they think can get away with for the bulk of response.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“They came out years later than Harvey, when firms already adopted Harvey, but yeah, firms should abandon Harveyw”open
  • r/biglaw · Oct 15, 2026CoCounselValues“My firm has Harvey and CoCounsel, and I just use CC bc it has access to Westlaw.”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“It routinely gives me genuinely “lazy” answers that fail to address what are obviously critical aspects of the issue, in a way that is not true of Fable or Astra”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“The only reason firms choose Harvey is it doesn’t use our data to train its AI due to confidentiality, or else they are trash”open
  • r/biglaw · Oct 15, 2026HarveyCriticizes“All other tasks, such as the actual research, review, etc, are handled by whatever model Harvey wants, including their own shitty “proprietary” models.”open
r/LawFirm
Westlaw AI
“These companies move too slowly and, since they are subscription based, they have an incentive to use cheap (aka bad) AI models to save on costs.”

in “Why does my mid-sized firm continuously shove our “AI tools” down my throat?” · 4 voices

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  • r/LawFirm · Oct 15, 2026ClaudeMixed“I've found that Haiku and Sonnet do not do as good a job and correcting errors that result from them makes me waste time.”open
  • r/LawFirm · Oct 13, 2026ChatGPTValues“There are some other minor details but that research workflow has proven to be exponentially better than I could ever do and still significantly better than lexis or westlaw AI were ever able to do for me.”open
  • r/LawFirm · Oct 13, 2026CoCounselMixed“Westlaw's CoCounsel will get you in the right zip code but its descriptions of the cases it finds for me are often still incorrect and need to be verified personally.”open