Connect GitHub. Get a weekly ROI report showing how AI impacts cycle time, throughput, and code quality. Forward it to your CFO.
Automatically generated from your GitHub data. Compares AI-assisted work vs manual. Shows the ROI in hours and dollars.
AI-Assisted PRs
47
Manual PRs
23
Connect GitHub. See PRs, cycle time, AI impact — instantly.


Upgrade for full analytics
Team plan unlocks cost by model, provider, team, and developer breakdowns.
Per-model cost breakdown
See exactly how much you spend on GPT-4o vs Claude Sonnet vs cheaper alternatives.
Savings tracked automatically
Every routed request shows what you would have paid vs what you actually paid.
Connect GitHub once. CostLens does the rest.
AI vs Manual
Automatically detects which PRs used AI assistance. Compares cycle time, rework rate, and review rounds between AI-assisted and manual work.
Baseline
Tracks your team's velocity over time. Shows improvement trends since AI adoption — not just a snapshot.
Reports
Scheduled reports delivered to your inbox. PDF export. Forward to your CFO without logging into a dashboard.
GitHub-native
Connects via GitHub OAuth. Reads PRs, commits, reviews, and branch activity. No SDK, no wrapper, no agent plugins needed.
Metrics
The metrics that matter for engineering velocity. Broken down by team, repo, and AI-assisted vs manual.
Optional
Want deeper cost data? Add the SDK to track per-feature, per-developer spend. Smart routing saves 20-40% automatically.
"We're spending $8K/month on AI tools. Is it working?" Nobody can answer this today. Langfuse tracks cost. DORA tracks velocity. Nobody connects the two into an ROI number. Until now.
5 min
to connect GitHub
minutes
to first ROI report
Free for small teams. Pay when you need team features.
Free
$0
For individual developers.
1 GitHub repo
AI-assisted code detection
Weekly ROI report
Cycle time & throughput metrics
90-day history backfill
30-day free Business trial
Team
Popular$99/mo
For engineering teams.
Everything in Free
Full analytics dashboard
Response caching
2 scheduled reports (self only)
1 GitHub repo
Up to 5 team members
90-day data retention
Business
$299/mo
For scaling organizations.
Everything in Team
Unlimited reports + recipients
Unlimited GitHub repos
Unlimited team members
Unlimited data retention
Custom routing rules
Priority support
Connect GitHub. Get your first AI ROI report in minutes. No code changes. No credit card required.