Code Arena records 35,827,928 monthly visits with +19.4% month-over-month growth and Free pricing. Thomson Reuters records 17,919,413 monthly visits with +5.5% growth and Contact for Pricing pricing.
Battle-test AI coding models side by side
Purpose-built AI and trusted content for legal, tax, risk and trade professionals
| Dimension / Metric | | |
|---|---|---|
| Official Domain | arena.ai | thomsonreuters.com |
| Pricing Model | Free | Contact for Pricing |
| Monthly Visits | 35.83M (35,827,928) | 17.92M (17,919,413) |
| MoM Traffic Delta | +5.83M (+19.4%) | +933.76K (+5.5%) |
| Primary Market & Share | 🇮🇳 India (13.1%) | 🇺🇸 United States (45.9%) |
| Direct Visits / mo | 24.34M | 7.48M |
| User Rating | 4.7 | 4.7 |
| Supported Platforms | Website | Website |
Battle-test AI coding models side by side
Send the same coding prompt to multiple leading models and compare their generated apps and logic side by side.
Watch models construct web apps and websites live, so you can see process and output, not just the final file.
Projects go beyond one-off snippets, testing how well a model structures components, routes, and styles together.
Track which coding models accumulate the most wins over time to identify consistently strong performers.
Purpose-built AI and trusted content for legal, tax, risk and trade professionals
Research, analyze documents and draft legal work grounded in Westlaw and Practical Law content, with citations back to source material.
Deep legal research libraries plus attorney-authored guidance, templates and checklists maintained by an in-house editorial team.
ONESOURCE and related tools cover corporate tax determination, indirect compliance, provisioning and audit workflow automation for multi-entity organizations.
Automated HS code classification, denied-party screening against 800+ lists, free trade agreement management and export controls.
Advanced generative AI workspace built specifically for elite law firms, but lacks Thomson Reuters' broad tax and regulatory databases.
Advanced generative AI workspace built specifically for elite law firms, but lacks Thomson Reuters' broad tax and regulatory databases.
Crowdsourced arena where AI models compete and humans crown the best design output
Crowdsourced arena where AI models compete and humans crown the best design output
Agent Skills that give your coding agent real design taste
Agent Skills that give your coding agent real design taste
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free AI hackathons and a global community for AI builders
Free AI hackathons and a global community for AI builders
SpecialistYour personal AI legal assistant for research, drafting, and document review
SpecialistYour personal AI legal assistant for research, drafting, and document review
SpecialistTailored for professional services risk and relationship management, but less focused on primary legal research and tax compliance.
SpecialistTailored for professional services risk and relationship management, but less focused on primary legal research and tax compliance.
Extensive global legal intelligence database with robust AI search, but less comprehensive across non-legal professional workflows like tax compliance.
Extensive global legal intelligence database with robust AI search, but less comprehensive across non-legal professional workflows like tax compliance.
Community plugin, rule, and MCP server hub for Cursor
Community plugin, rule, and MCP server hub for Cursor
SpecialistCitation-backed AI assistant dedicated to tax research and memo drafting, but lacks Thomson Reuters' multi-domain legal and regulatory coverage.
SpecialistCitation-backed AI assistant dedicated to tax research and memo drafting, but lacks Thomson Reuters' multi-domain legal and regulatory coverage.
SpecialistAI-native governance and legal suite that connects board, contracts and entities
SpecialistAI-native governance and legal suite that connects board, contracts and entities
SpecialistAI-native platform for extra-financial intelligence
