Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
#1Cursor records 23,297,751 monthly visits with +8.4% month-over-month growth and Freemium pricing. Langtail records 4,213 monthly visits with +10% growth and Freemium, Paid pricing.
Prompt management, evaluation, and guardrails for production LLM apps
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | cursor.com | langtail.com |
| Pricing Model | Freemium | Freemium, Paid |
| Monthly Visits | 23.3M (23,297,751) | 4.21K (4,213) |
| MoM Traffic Delta | +1.8M (+8.4%) |
| +382 (+10%) |
| Primary Market & Share | 🇺🇸 United States (24.1%) | 🇺🇸 United States (51.2%) |
|---|
| Direct Visits / mo | 14.68M | 1.68K |
|---|
| User Rating | 4.7 | 4.4 |
|---|
| Supported Platforms | Website | Website |
|---|

The AI coding agent for building ambitious software
An agentic mode that plans changes, edits several files at once, runs tests, and iterates until the task is complete.
Background agents spin up their own environments to build, test, and demo features in parallel, then hand back results for review.
Fast inline suggestions plus codebase-wide semantic search and indexing so answers reflect your actual repository.
Switch between leading frontier models from multiple providers, or let Cursor select a model automatically for each task.
Prompt management, evaluation, and guardrails for production LLM apps
Build, test, and version prompts in a table-based editor that anyone comfortable with spreadsheets can use.
Add natural-language assertions, pattern matching, or custom code checks and run them over datasets to catch regressions.
Trace every request and response, inspect latency and cost, and diagnose why an LLM answered the way it did.
One-click AI Firewall blocks prompt injection, denial-of-service attempts, and information leaks with customisable content filtering and alerts.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
#1Provides powerful parallel AI coding agents via a desktop command center, but is less integrated into a traditional editor.
#2
SpecialistEnables instant cloud-based full-stack app building from natural language, but is less suited for local offline repositories.
#3
Free / Open-sourceOffers unmatched extension support and official Copilot integration, but lacks Cursor's out-of-the-box deep codebase indexing and agentic editing.

Features advanced multi-file planning and codebase reading, but lacks Cursor's smooth chat-to-edit inline workflows.
Focuses on spec-driven engineering and structured agent planning, but offers less fluid ad-hoc inline code generation than Cursor.
SpecialistOperates as a fully autonomous software engineer for complex tasks, but lacks the snappy interactive inline editing of Cursor.

Free / Open-sourceThe coding agent that learns your coding taste
GenAI-native end-to-end QA agent that plans, writes and heals tests in plain language
Delivers a polished AI-native IDE experience with multi-file generation, but has a smaller ecosystem than Cursor.

SpecialistAI-powered terminal and agentic software factory for development teams

Excels at enterprise-grade context engines and team workflows, but is heavier to set up than Cursor.
Free / Open-sourceHigh-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Provides powerful parallel AI coding agents via a desktop command center, but is less integrated into a traditional editor.
SpecialistEnables instant cloud-based full-stack app building from natural language, but is less suited for local offline repositories.
Free / Open-sourceOffers unmatched extension support and official Copilot integration, but lacks Cursor's out-of-the-box deep codebase indexing and agentic editing.
Features advanced multi-file planning and codebase reading, but lacks Cursor's smooth chat-to-edit inline workflows.
Focuses on spec-driven engineering and structured agent planning, but offers less fluid ad-hoc inline code generation than Cursor.
SpecialistOperates as a fully autonomous software engineer for complex tasks, but lacks the snappy interactive inline editing of Cursor.
Free / Open-sourceThe coding agent that learns your coding taste
Delivers a polished AI-native IDE experience with multi-file generation, but has a smaller ecosystem than Cursor.
SpecialistAI-powered terminal and agentic software factory for development teams
Excels at enterprise-grade context engines and team workflows, but is heavier to set up than Cursor.