Compare AI tools

	Elicit S	Claude Code S	Cartesia S	Fathom S
Tagline	AI research assistant for academic literature.	Anthropic's CLI agent. Opus-powered, operates on your repo directly.	Ultra-low-latency voice. Built for realtime agents.	Meeting notes, free forever for individuals.
Category	Research	Coding	Voice	Meetings
Pricing	Free + $12-$42/mo	Part of Claude Pro/Max/Team plans	Free tier + usage-based API	Free for individuals + $15-$29/user/mo teams
Best for	Grad students, researchers, anyone doing literature reviews.	Developers who want an agent, not autocomplete. Large refactors, tests, docs.	Developers building voice agents, phone bots, interactive apps.	Solo operators, freelancers, small teams on a budget.
Strengths	Searches 125M+ papers Extracts + synthesizes findings across papers Systematic review workflow	Runs locally, edits your actual files Strong on large codebases with 1M context Great at multi-step tasks	< 90ms latency — the fastest in the market Sonic model sounds natural Developer-friendly API	Unlimited free tier for solo use Strong summaries + action items Works in Zoom, Meet, Teams
Weaknesses	Academic-only Can hallucinate citations — verify everything	Terminal-based — learning curve Can't be used without Claude subscription	Fewer voices than ElevenLabs Less consumer-facing brand	Bot-joining model Team features gated
Kai's verdict	S-tier for academic research. Nothing else comes close for systematic reviews.	S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.	S-tier for realtime. If latency matters more than voice catalog, start here.	S-tier for solo + free. The best free option, hands down.
Link	Open →	Open →	Open →	Open →