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News | November Release Notes

November Release Notes

Nov 25, 2025  |  4 min read

API design meets intelligence. Studio, enhanced SDKs, and smarter observability.

This cycle introduces Studio for AI-powered API design, major SDK improvements for .NET and .NET Core, and platform enhancements for better performance and customer insights.

Platform Updates

Studio (Beta)

Design APIs with AI. Ship them with confidence.

We're excited to introduce Studio, our new application for end-to-end API lifecycle management.

  • AI-Powered Design: Create OpenAPI 3.1 specifications using natural language prompts. Describe your API, and our AI model generates production-ready specs with security and industry standards built in.

  • Conversational Interface: Iterate on your API design through a chat interface. Add authentication, pagination, tags, and other features by asking.

  • Built-in Governance: Automatically score your API specifications using our Governance engine with support for custom Spectral rules.

  • Quick Start Templates: Bootstrap common API patterns like payment gateways, IoT sensor data, CRUD operations, and user account management.

Studio bridges the gap between idea and implementation, making API design accessible to both technical and non-technical team members.

Customer Dashboard Evolution (Team & Enterprise)

A consumer-first view of your API ecosystem.

We've reimagined how you track and understand your API consumers:

  • Unified Customer View: Customer IDs are now unique across all APIs in a workspace, giving you a complete picture of each consumer's activity.

  • Cross-API Visibility: See all APIs a customer uses from a single dashboard.

  • Centralized Request Access: View all requests for a specific customer across your entire API catalog.

This update moves away from the catalog-centric view to put your customers at the center of your API intelligence.

Performance Improvements

60% faster dashboard loading.

We've rebuilt our data aggregation layer to dramatically improve platform performance:

  • Optimized Calculations: Tailored aggregate data storage for common dashboard use cases.

  • Faster Widget Loading: Most dashboard widgets now load 60% faster.

  • Better UX: Smoother navigation and real-time updates across the platform.

These backend improvements create a noticeably faster experience across every page in Treblle.

Integration Updates

.NET SDK Improvements

More reliable masking and clearer configuration.

We've resolved several critical issues in the .NET SDK to ensure your sensitive data stays protected:

  • Fixed Masking System: Maskers now load correctly from the executing assembly, resolving initialization issues.

  • Enhanced Email Masking: EmailMasker properly masks the local part while keeping domains visible (e.g., ****@example.com).

  • Simplified Configuration: AdditionalFieldsToMask now supports a simple format with just field names.

  • Better Type Resolution: Improved masker type resolution using the IStringMasker interface for correct method dispatch.

  • Clearer Nomenclature: Aligned API Key vs SDK token terminology across documentation.

  • Streamlined Setup: Simplified SDK install wizard for faster onboarding.

.NET Core SDK Fixes

Error handling you can trust.

  • Proper Error Codes: Exceptions now correctly return status code 500 instead of 200, ensuring the platform receives accurate error signals.

  • Large Response Handling: Replaced anonymous types with Dictionary to prevent serialization exceptions on large response bodies.

  • Improved Documentation: Fixed code snippets for custom masking implementations.

GitHub Application (Enterprise)

Discover, analyze, and refactor APIs automatically.

Our new GitHub Application brings intelligent API discovery and automated improvements to your codebase:

  • Automatic API Discovery: Scan your organization to identify APIs across all repositories with language, framework, and endpoint metadata.

  • AI-Powered Code Reviews: Get automated security, performance, and design analysis with actionable recommendations.

  • One-Click Refactoring: Generate PRs with Treblle SDK integration and suggested improvements ready for team review.

Supports Spring Boot, .NET Core, Express, Laravel, FastAPI, and Django with a privacy-first approach that never stores your source code.

Learn more about GitHub Integration →

What's Next?

Studio is in active development with more features coming soon, including API mocking, testing, and collaborative review workflows. We're building the complete API design-to-deployment experience in one place.

As always, we'd love to hear your feedback.

Reach out to your account team or contact us at support@treblle.com.

© 2025 Treblle. All Rights Reserved.
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