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v1.3.3

exa-labs/exa-mcp-serverv1.3.3Jun 26, 2026by PawelPeczek-Roboflow

AI Summary

This release focuses on security improvements, introduces enterprise PLC reader/writer blocks, and adds support for a vLLM proxy backend. It also includes fixes for SAM2 caching and various workflow enhancements.

Key Highlights

  • Security: Missing Input Validation in UDP Message Parsing
  • New enterprise PLC Reader / Writer blocks (EtherNet/IP & Modbus)
  • feat: vLLM proxy backend — serve VLM fine-tunes
  • Fix SAM2 cache fast paths
  • Support for RFDetR keypoint covariance matrix output

New Features

  • PLC Reader / Writer enterprise blocks
  • vLLM proxy backend
  • Roboflow visual search workflow block
  • RFDetR keypoint covariance matrix output support

Full Release Notes

## What's Changed
* Forward weight provider headers from SAM video blocks by @hansent in https://github.com/roboflow/inference/pull/2511
* [codex] Fix SAM2 cache fast paths by @hansent in https://github.com/roboflow/inference/pull/2520
* ENT-1069: Add PLC Reader / Writer enterprise blocks (relay + direct EtherNet/IP & Modbus) by @rvirani1 in https://github.com/roboflow/inference/pull/2514
* Make Rate Limiter cooldown_seconds visible without expanding additional properties by @Grantimus9 in https://github.com/roboflow/inference/pull/2513
* Security: Missing Input Validation in UDP Message Parsing by @tomaioo in https://github.com/roboflow/inference/pull/2471
* feat: vLLM proxy backend — serve VLM fine-tunes via vLLM with dynamic LoRA by @hansent in https://github.com/roboflow/inference/pull/2434
* Add Roboflow visual search workflow block by @balthazur in https://github.com/roboflow/inference/pull/2522
* fix(workflows): transform oriented box corners in perspective_correction by @kounelisagis in https://github.com/roboflow/inference/pull/2521
* Preserve zero source ID in workflow metadata by @grzegorz-roboflow in https://github.com/roboflow/inference/pull/2507
* Support rfdetr keypoint covariance matrix output by @sergii-bond in https://github.com/roboflow/inference/pull/2524
* Fix typo, 404, kapa widget by @Erol444 in https://github.com/roboflow/inference/pull/2525
* changes for treating color as with rgb_color instead of string by @rafel-roboflow in https://github.com/roboflow/inference/pull/2249
* Make Modal region/cloud/routing env-driven for EU residency by @imbgar-roboflow in https://github.com/roboflow/inference/pull/2474
* Add changes to fix CUDA version acquisition by @PawelPeczek-Roboflow in https://github.com/roboflow/inference/pull/2515
* Fix/tests by @grzegorz-roboflow in https://github.com/roboflow/inference/pull/2526
* Add tracklet recognition workflow blocks by @Erol444 in https://github.com/roboflow/inference/pull/2497
* Revert "Add tracklet recognition workflow blocks" by @PawelPeczek-Roboflow in https://github.com/roboflow/inference/pull/2527
* Fix undefined behavior of the api given serverless auth fail by @PawelPeczek-Roboflow in https://github.com/roboflow/inference/pull/2528
* Revert "Fix undefined behavior of the api given serverless auth fail" by @PawelPeczek-Roboflow in https://github.com/roboflow/inference/pull/2529

## New Contributors
* @tomaioo made their first contribution in https://github.com/roboflow/inference/pull/2471
* @imbgar-roboflow made their first contribution in https://github.com/roboflow/inference/pull/2474

**Full Changelog**: https://github.com/roboflow/inference/compare/v1.3.2...v1.3.3