Supermaven
Lightning-fast AI code completion with a million-token context window.
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Supermaven is fastest AI code completion tool in market with 1M token context window covering entire codebase, built by TabNine original creator Jacob Jackson. Distinguished from GitHub Copilot (slower ~800ms latency, smaller ~8k context, broader features incl. chat + agent) by ~250ms completion latency + 1M token context indexing whole repo, and acquired by Cursor IDE in late 2024 (standalone product still maintained; team focus shifted to Cursor). For developers wanting fastest autocomplete in existing VS Code/JetBrains/Neovim setup without IDE switch, Supermaven is leading choice. Core features: ~250ms inline completion latency (~3x faster than Copilot), 1M token context window indexing repo on Pro (100k on free), inline ghost text suggestions, multi-line completions, repository-aware suggestions reflecting codebase patterns + conventions, chat interface (Pro) for code Q&A + explanations, support across VS Code + JetBrains family (IntelliJ, PyCharm, WebStorm, GoLand, Android Studio) + Neovim + Vim, all major languages (Python, JavaScript, TypeScript, Go, Rust, Java, C++, C#, Ruby, PHP, etc.), automatic codebase indexing, smart line continuation, function completion, comment-to-code generation, multi-file context, no GitHub or Microsoft account required, lightweight extension footprint, fast model inference architecture. Best for fast-typing developers wanting flow-state preservation, large codebase work where context matters for relevant suggestions, GitHub Copilot alternative without Microsoft/GitHub lock-in, JetBrains-heavy teams (historically better than Copilot in IntelliJ), polyglot projects spanning multiple languages, individual developers + small teams wanting affordable AI completion at $10/mo. Skip for teams needing GitHub-native PR + Codespace workflows (Copilot better), deep agent capabilities for multi-step refactors (Cursor + Copilot Workspace further), strict on-prem AI requirements (cloud-based only), or considering full IDE switch (Cursor delivers more comprehensive AI-native experience). Pricing: Free tier with 100k context + core completions; Pro $10/mo unlocks 1M context + chat + priority models; Team $10/user/mo adds team management + centralized billing. Direct competitors: GitHub Copilot ($10/mo Pro, more breadth + GitHub integration), Cursor IDE (acquired Supermaven, full AI-native IDE experience), Cody by Sourcegraph (free + enterprise tiers, codebase Q&A focus), Codeium (free tier larger, comparable features), Tabnine (original by same founder, now separate company with different focus), Amazon Q Developer (AWS-integrated, formerly CodeWhisperer), JetBrains AI Assistant (native JetBrains, paid subscription). Supermaven wins on speed + context size + IDE coverage including JetBrains; Copilot wins on breadth + GitHub integration + enterprise; Cursor wins on full AI-native experience for those switching IDEs. For fastest autocomplete in existing IDE, Supermaven is 2026 top choice.
⏱ 30-second verdict
About
Supermaven is an AI code completion tool that uses a massive 1 million token context window to understand your entire codebase, not just the current file. It delivers suggestions in under 10 milliseconds and integrates seamlessly with VS Code, JetBrains, and Neovim.
🎯 Why it's useful
Founders building fast need code completions that actually understand their project structure and coding patterns, helping ship features faster without constant context-switching.
💜 Our take
It's seriously fast—like instant fast—and the huge context window means it actually gets what you're trying to build instead of generic suggestions. Built by the creator of Tabnine.
How indie founders use Supermaven
Fast-typing flow state
~250ms suggestion latency keeps you in flow. Completions appear before you'd typically pause. Best for fast typers who hate waiting.
Large codebase work
1M token context window covers substantial repo. Suggestions reflect your patterns, utilities, and conventions instead of generic boilerplate.
Copilot alternative
Same $10/mo price as Copilot Pro, faster latency, larger context. No GitHub/Microsoft lock-in. Works in JetBrains better than Copilot historically.
Polyglot projects
Handles many languages well — Python, JS/TS, Go, Rust, Java, C++, etc. Strong fit for projects spanning multiple stacks.
Supermaven is an AI code completion tool built by Jacob Jackson, the original creator of TabNine. The pitch is simple: fastest AI autocomplete in the industry with a 1M token context window — meaning the model sees your entire codebase, not just the current file, and suggests completions that actually fit. The headline feature: speed. Supermaven completions appear nearly instantly — they claim ~250ms latency vs ~800ms for Copilot. In practice it's noticeable. You're typing, the suggestion is already there, you tab, move on. The flow state for fast coders is preserved in a way Copilot occasionally breaks when you're waiting 1-2 seconds for inline ghost text. The 1M token context is the other big differentiator. Most AI code tools see the current file + maybe a few imports. Supermaven indexes your whole repo and can pull patterns from anywhere — your utility functions, your test patterns, your API conventions. This makes suggestions feel like a teammate who knows the codebase, not a generic Python helper. Honest comparison vs Copilot: Copilot has Chat (Supermaven added chat in 2024 but Copilot's is more mature), agent mode for multi-step refactors, GitHub integration, Microsoft enterprise SSO, and the brand. Supermaven has speed and context. For pure tab-complete flow, Supermaven often feels better. For broader AI assistance (chat, agents, codebase Q&A), Copilot has more breadth in 2026. The acquisition matters: Cursor (the AI-first IDE) acquired Supermaven in late 2024. That means Supermaven's autocomplete tech now powers Cursor, and the standalone Supermaven product is still maintained but the team's focus is naturally on Cursor. For people who like VS Code + want best-in-class autocomplete without switching IDEs, Supermaven standalone is still the play. For people open to a new IDE, Cursor delivers the full AI-native experience. IDE support: VS Code, JetBrains family, Neovim, Vim, plus a Pro subscription that adds the chat features. Free tier is generous — 100k context window and core completions. Where it shines: large codebases where context matters, fast typers who hate waiting for suggestions, polyglot projects (Supermaven handles many languages well), and teams wanting a Copilot alternative without GitHub/Microsoft lock-in. Where it doesn't: teams that need GitHub-native workflows (Copilot integrates with PRs, Codespaces, etc.), teams wanting deep agent capabilities (Cursor or Copilot Workspace are further along), and shops with strict on-prem AI requirements (Supermaven is cloud-based). Pricing is straightforward: Free, Pro at $10/mo, Team at $10/user/mo. Cheaper than Copilot Pro ($10/mo same price actually, but Team plan is more flexible). Honest value at this tier.
Pricing
Free
- ✓100k context window
- ✓Core completions
- ✓All editors
- ✓Personal use
- ✓Limited features
Pro
- ✓1M context window
- ✓Chat features
- ✓All languages
- ✓Priority models
- ✓All editors
Team
- ✓Everything in Pro
- ✓Team management
- ✓Centralized billing
- ✓Onboarding support
Free tier available · Pro $10/mo
Frequently asked questions
Is Supermaven free?
Yes, generous free tier with 100k context window + core completions in all major editors. Pro at $10/mo unlocks 1M context window, chat features, priority models. Same price as Copilot Pro.
Supermaven vs Copilot?
Supermaven is faster (~250ms vs ~800ms) and has larger context (1M vs ~8k tokens). Copilot has more mature chat, agent mode, GitHub integration, and Microsoft enterprise features. For pure flow-state autocomplete, Supermaven wins; for broader AI assistance + GitHub integration, Copilot wins.
Did Cursor acquire Supermaven?
Yes, late 2024. Supermaven's autocomplete tech now powers Cursor IDE. Standalone Supermaven product is still maintained but team's main focus is Cursor going forward. Standalone remains good choice for VS Code/JetBrains users not switching IDEs.
Which IDEs does Supermaven support?
VS Code, JetBrains family (IntelliJ, PyCharm, WebStorm, etc.), Neovim, and Vim. All have the same autocomplete tech; Pro features include chat in supported editors.
Does Supermaven know my codebase?
Yes — 1M token context window (Pro) indexes substantial portions of your repo, so suggestions reflect your codebase patterns: utility functions, naming conventions, API patterns, test styles. Free tier is 100k context, still much larger than most competitors.
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