Crit vs Cognition AI

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-18
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At a glance

DimensionCritCognition AI
PricingFreeFreemium
Target UserSolo developers, small teamsEnterprise teams
Integration BreadthClaude Code, Cursor, GitHub Copilot, OpenCode, Codex, Gemini CLI, and 7 moreGitHub, Slack, Jira, Linear, Datadog, Windsurf IDE, VS Code
Dev EnvironmentLocal-first, browser-based reviewCloud + Windows VM, Android emulator
Primary UseReview and iterate on agent outputAutonomous end-to-end engineering

For enterprise teams needing an autonomous engineer that handles multi-step coding, testing, and deployment with a productivity guarantee, Cognition AI (Devin) is the clear choice. Solo developers and small teams who want a lean, local-first review loop to iterate faster with their existing agent should adopt Crit—it's free, integrates with dozens of coding agents, and respects your data privacy.

Try CritTry Cognition AI
Crit
Crit

Crit is an open-source review surface for AI agent plans and code diffs: point at the line, tell the agent.

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Cognition AI
Cognition AI

Cognition builds Devin, an autonomous AI software engineer that plans, codes, tests, and ships merge-ready pull requests inside your

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Pricing
Free
Contact Sales
Plans
$0/mo
Contact sales
Popularity
5 views
7.3k views
Skill Level
Advanced
Advanced
API Available
Platforms
CLIWebPlugin
WebDesktopAPICLI
Categories
🔎 Code Review & Quality
🛠️ Autonomous Coding Agents
Features
Comment on individual lines of plans, markdown docs and code diffs
Rendered markdown review for agent-written plans and spec folders
Syntax-highlighted branch and PR diffs with automatic change detection
Story mode: reorganize a diff into thematic chapters, important changes first
Pierre diff renderer with split and unified layouts, context expansion, lazy loading (v0.21.0)
Rendered Before/After markdown view with Document | Rendered | Diff toggle (v0.22.0)
Live app proxy with DOM-element commenting and automatic reload
Static HTML iframe preview with sibling assets served, no dev server needed
crit-tui 0.1.0 review pane for Claude Code: press c to comment, s to send in one prompt
crit plan --no-wait to save a plan version without triggering a review
crit comment --json with quote and quote_offset for programmatic commenting
crit resume lists stored reviews in ~/.crit/reviews and reconnects to one
Stacked PR support for Git, Jujutsu and Sapling
GitLab merge request review using the same pull/push flow as GitHub
File-based review protocol that works with any file-reading agent
Autonomous planning, coding, testing, and pull request creation inside your repo
SWE-2 coding model launched September 10, 2026 with multiple effort levels
SWE-1.7 coding model (July 2026) positioned as frontier intelligence at lower cost
Fusion harness for the Fable and Astra models, shipping in Devin Desktop and CLI
Vendor claim of up to 39% higher efficiency on major coding benchmarks with Fusion
FrontierCode 1.1 benchmark scoring whether code is merge-worthy, not just test-passing
FrontierCode rubrics covering correctness, test quality, scope discipline, style, and codebase standards
Auto-Triage for monitored bugs with automated fix pull requests
Security Vulnerability Remediation Program for clearing backlog findings
Session persistence so long jobs survive restarts instead of starting over
Scheduled Sessions that maintain state across recurring runs
Auto-fixes for review comments on open pull requests
Embedded IDE you can take over, plus an interactive browser Devin drives itself
Devin for Terminal CLI with /handoff to cloud Devin
Native Windows VMs for cross-platform builds and testing
Integrations
Claude Code
Cursor
GitHub Copilot
Codex
OpenCode
Gemini CLI
Qwen Code
Hermes
Pi
Grok
Amp
Windsurf
Cline
Aider
GitLab
Slack
Microsoft Teams
GitHub
Bitbucket
Linear
Jira
Databricks
MongoDB
PagerDuty
Windsurf IDE

What real users say: Crit vs Cognition AI

Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.

Crit

97 mentions across 5 sources · 18% positive — critical (averaged across 5 sources)

Hacker News, YouTube, Bluesky, Stack Overflow, Lemmy

What users praise

  • • Local-first, no data leaves your machine unless shared.
  • • Inline comments on plans, code diffs, live apps, and static HTML.
  • • Four review modes cover plans, branches, live apps, and HTML artifacts.
  • • Active development with frequent updates and responsive maintainer.

What frustrates them

  • • Community feedback is extremely sparse beyond a few HN threads.
  • • No evidence of enterprise reliability or large-scale use.
  • • Browser-based workflow may not suit terminal/IDE purists.
  • • Little to no discussion on Reddit, Product Hunt, or App Store.

Researched Jul 6, 2026

Cognition AI

50 mentions across 3 sources · 43% positive — mixed (averaged across 3 sources)

Hacker News, Bluesky, Lemmy

What users praise

  • • End-to-end autonomous planning, coding, and PR creation for enterprise teams.
  • • FrontierCode evaluation ensures merge-worthy code output.
  • • Auto-Triage automates bug monitoring and fix PRs.
  • • Native Windows VM and Android emulator support for cross-platform testing.

What frustrates them

  • • Community feedback is almost nonexistent — little proof of reliability.
  • • Critics question the $10B valuation given unproven adoption.
  • • Political ties to Peter Thiel may deter some users.
  • • Limited transparency on actual customer success stories.

Researched Jul 16, 2026

Who should pick which

  • Enterprise engineering manager
    Pick: Cognition AI

    Devin automates multi-step tasks like bug triage, legacy modernization, and cross-platform builds, backed by a $10M productivity guarantee and Fortune 500 deployments.

  • Solo developer using Claude Code
    Pick: Crit

    Crit provides a local-first review surface for agent plans and code diffs, integrates with Claude Code, and is free—no overhead for a single developer.

  • Small team iterating with Cursor
    Pick: Crit

    Crit's shareable reviews and async collaboration help the team refine agent output without leaving their workflow; free and local-first.

  • Legacy system modernization team
    Pick: Cognition AI

    Devin's COBOL modernization and automated test suite generation reduce manual effort in upgrading legacy codebases.

  • DevOps engineer reviewing PRs
    Pick: Crit

    Crit's diff review modes and commit range controls streamline PR review, especially when working with multiple agents.

Frequently Asked Questions

Crit vs Cognition AI: which should you choose?

For enterprise teams needing an autonomous engineer that handles multi-step coding, testing, and deployment with a productivity guarantee, Cognition AI (Devin) is the clear choice. Solo developers and small teams who want a lean, local-first review loop to iterate faster with their existing agent should adopt Crit—it's free, integrates with dozens of coding agents, and respects your data privacy.

Which tool is better for a solo founder with a budget of $0?

Crit is free and ideal for solo founders who want to review agent output locally without any cost.

Does Cognition AI's Devin replace Crit?

No, they serve different purposes. Devin is an autonomous engineer that does the work; Crit is a review tool for agent output. They can be complementary.

Can Crit handle multi-person team reviews?

Yes, Crit supports one-click shareable reviews and async collaboration, making it suitable for small teams.

Does Crit have any paid features?

No, Crit is completely free and open-source with no paid plans.

What is the AI Productivity Guarantee from Cognition AI?

It's a $10M guarantee that Devin's productivity will meet or exceed expectations, with compensation if not.

Does Crit work with GitHub Copilot?

Yes, Crit integrates with GitHub Copilot, along with many other coding agents like Cursor, Claude Code, and Gemini CLI.

Which tool supports Windows and Android development?

Cognition AI's Devin has native Windows VM and Android emulator support; Crit does not.

Is my data secure with Crit?

Yes, Crit is local-first and no data leaves your machine unless you manually share a review.

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Explore each tool further

Crit
View Crit reviewCrit alternatives
Cognition AI
View Cognition AI reviewCognition AI alternatives

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Last reviewed: July 3, 2026