CaliperGT
Transform raw sensor data into trustworthy ground truth — faster, with quality you can measure.
See pricing & editions
Platform Features
Comprehensive tools for every stage of your annotation workflow
Intelligent Agentic Annotation
- •AI-powered annotation for LiDAR point clouds, images, and radar data
- •Pre-trained models for common object classes with custom model support
- •Batch processing capabilities for large datasets
Open source. Yours to run.
Deploy the complete CaliperGT annotation platform on your own infrastructure — free, with no license fee. Keep your data in-house and extend it to your workflow.
Star it, fork it, open an issue — build with us in the open.
Self-hosted
Run it in your own cloud, data center, or dev environment.
SSO/OIDC + RBAC
Enterprise-grade access control, included out of the box.
Your data stays in-house
Sensor data never has to leave your infrastructure.
Full platform
Image, video & LiDAR annotation with AI assist — no feature gates.
Proven Results
Real performance improvements from teams using CaliperGT
dataset creation
in manual effort
via guided QA workflows
* Outcomes vary by dataset and process. Results based on customer case studies.
Great ground truth starts with great data
Log synchronized camera, LiDAR, and sensor data with CaliperCapture, then turn it into training-ready ground truth in CaliperGT.
Workflow Timeline
From raw data to production-ready annotations in six streamlined steps
Upload multimodal sensor data
AI-powered initial annotations
Human validation and corrections
Model learns from corrections
Standard format outputs
MLOps pipeline integration
Upload multimodal sensor data
AI-powered initial annotations
Human validation and corrections
Model learns from corrections
Standard format outputs
MLOps pipeline integration
Integrations
Export to standard formats and integrate with your existing ML pipeline
Professional Annotation Services
Leverage our expert team and strategic partnerships to deliver high-quality annotation services for your autonomous driving and computer vision projects.
- 3D bounding boxes
- Semantic segmentation
- Instance segmentation
- Trajectory annotation
- Object detection
- Semantic segmentation
- Instance segmentation
- Video tracking
- Multi-sensor fusion
- Temporal tracking
- Cross-modal alignment
- Fusion validation
- Expert annotators with 5+ years experience
- Domain specialists in autonomous driving
- Quality assurance specialists
- Project managers with technical backgrounds
- 24/7 support and turnaround times
- Strategic partnerships with leading annotation companies
- Access to global annotation workforce
- Scalable capacity for large projects
- Diverse expertise across multiple domains
- Cost-effective solutions through economies of scale
Ready to Scale Your Annotation Projects?
Get in touch with our team to discuss your annotation requirements and learn how we can help accelerate your AI development with high-quality, scalable annotation services.
Simple editions, serious capability
Start free with the self-hosted open-source platform, or upgrade to Enterprise for automation, scale, security, and managed operations.
Open Source
Self-hosted. No platform license fee.
For engineering teams, researchers, startups, and internal AI teams that want to manage and annotate automotive multimodal data on their own infrastructure.
- Automotive multimodal data managementOrganize campaigns, datasets, scenes, sensor streams, annotations, and metadata.
- High-performance LiDAR visualizationOptimized point-cloud loading and rendering for responsive 3D workflows.
- Image, video and LiDAR annotationCore 2D and 3D labeling workflows in one platform.
- AI-assisted annotation toolsAssisted tracking, segmentation, lanes, and productivity tools.
- Team access and workflow controlsSSO/OIDC integration, role-based access control, and project permissions.
- Self-hosted deploymentRun the platform within your cloud, data center, or development environment.
Community support through documentation, GitHub issues, and product discussions.
Enterprise
Based on users, deployment, data volume, automation, and support requirements.
Software subscriptions start from $19 / user / month. Infrastructure, model inference, storage, managed services, and usage-based automation are priced separately.
For automotive, ADAS, robotics, mapping, and autonomous-system teams that need automation, scale, accuracy, governance, and enterprise support.
- VLA (vision-language-action) labellingLanguage- and action-grounded ground truth for vision-language-action models across driving and robotics scenes.
- 3D LiDAR auto-labelingModel-in-the-loop 3D box detection, multi-object tracking, static-object aggregation, and 4D long-sequence labeling.
- 2D auto-labeling and trackingHigh-accuracy detection, segmentation, and tracking across camera streams with model-in-the-loop pre-labeling.
- Calibration-aware data workflowsCamera, LiDAR, ego-pose, timestamp, projection, and sensor-alignment validation.
- Automotive multimodal data ingestionStructured ingestion of camera, LiDAR, CAN, GNSS, IMU, ROS, ROS 2, and MCAP sensor data into the platform.
- Foundation-model-assisted data improvementUse CaliperAI fine-tuned foundation models to improve pre-label quality, surface difficult samples, and accelerate dataset refinement.
- Enterprise security, governance and supportAdvanced access controls, auditability, private deployment, onboarding, integrations, and SLAs.
Available as self-hosted, private cloud, on-premise, or managed deployment.
Full pricing details are available at /pricing.
Ready to transform your annotation workflow?
See CaliperGT in action with a personalized demo tailored to your use case and data requirements.
Request a CaliperGT Demo