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DiffCue vs LeanWarp

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

DiffCue compared with LeanWarp
DetailDiffCue logo DiffCueLeanWarp logo LeanWarp
What it doesCode review for uncommitted git changes before you commit Hosted Lean 4 API for proof agents
StageStartup MVP
FoundedNot given Not given
Based inCA Not given
Pricing modelPaid Paid
Pricing5 free reviews with no signup or credit card, then $4.99 once for unlimited use on up to 2 Macs. A review includes every AI summary, explanation, and chat message for one repo for one day. No subscription; 30-day refund policy. Free 1.x updates included. Starting at $0.000278 per second of worker time (including idle time, increasing with CPU and RAM usage). $10 minimum credit purchase. $10 free credit for new accounts with verified email while launch offer lasts.
Key features
  • Hunk-by-hunk code explanation with AI
  • Interactive chat thread per hunk for follow-up questions
  • Side-by-side before and after view of changes
  • One-line AI summary for each file
  • Saved chat threads and explanations that persist between sessions
  • Support for OpenAI, OpenRouter, or any OpenAI-compatible endpoint
  • API key stored securely in macOS Keychain
  • Works with code written by humans or AI agents
  • License works on up to 2 Macs
Not given
What makes it different
  • One-time $4.99 purchase with no subscription or recurring fees
  • Free trial with 5 reviews and no signup or credit card required
  • Built specifically for reviewing uncommitted changes, not a general git client with chat attached
  • Your code never leaves your chosen AI provider, never sent to DiffCue
  • Interacts with AI agents from Cursor, Copilot, Claude Code, and Windsurf
  • Mathlib preloaded in pinned environments
  • Multiple API interfaces (CLI, MCP, Python, HTTP)
  • Kernel-verified proofs with no axioms allowed
  • Draft checking for iterative development
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)4 −4 (down) since last checkNot checked yet no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)120
Referring domains (Majestic)10

5 details filled in for both companies.

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