# Hybrid Runner release history

Documented history for the [`nodegen-server`](https://github.com/orgs/Coherent-Partners/packages/container/package/nodegen-server) releases. We recommend following the list of [Neuron](/build-spark-services/neuron.md) compatibility versions that can be found in the repository [`nodegen-server-compatibility`](https://github.com/Coherent-Partners/nodegen-server-compatibility).

## `1.53.5` 2026-05-15

* Performance enhancements and vulnerability fixes.

## `1.53.4` 2026-05-05

* Otel SDK reporting updates.
* Extend the resolver cache to improve `Xcall` performance when a specific service version is invoked.
* Performance enhancements and vulnerability fixes.

## `1.52.5` 2026-04-20

* Performance enhancements and vulnerability fixes.

## `1.52.4` 2026-04-09

* Performance enhancements and vulnerability fixes.

## `1.52.3` 2026-04-08

* Performance enhancements and vulnerability fixes.

## `1.52.2` 2026-04-01

* Performance enhancements and vulnerability fixes.

## `1.52.1` 2026-03-30

* Address issues relating to `Xcall` `EXTERNAL_RESOLVER_ERROR`.
* `Xcall` to return more specific error messages.
* Performance enhancements and vulnerability fixes.

## `1.51.9` 2026-03-25

* Performance enhancements and vulnerability fixes.

## `1.51.8` 2026-03-05

* Performance enhancements and vulnerability fixes.

## `1.51.7` 2026-03-05

* Performance enhancements and vulnerability fixes.

## `1.51.6` 2026-03-02

* Fix `whoami` error introduced in recent version.
* Implement retry to address `Xcall` `EXTERNAL_RESOLVER_ERROR`.
* Performance enhancements and vulnerability fixes.

## `1.51.3` 2026-02-05

* Performance enhancements and vulnerability fixes.

## `1.51.2` 2026-02-04

* Performance improvements achieved through skipping extra parsing.
* `debug_xcall` `call_id` now represented as an array.
* Performance enhancements and vulnerability fixes.

## `1.50.7` 2026-01-07

* Performance enhancements and vulnerability fixes.

## `1.50.6` 2025-12-10

* Performance enhancements and vulnerability fixes.

## `1.50.4` 2025-11-27

* Fixed an issue with models stored in `MODEL_LOCATION` were included in cleanup jobs.
* Performance enhancements and vulnerability fixes.

## `1.50.2` 2025-11-19

* Configuration updates to support custom cache and log directory.
* Performance enhancements and vulnerability fixes.

## `1.50.0` 2025-10-27

* Standardization of `Xcall` errors.
* Fixes for `correlation_id` in hybrid mode.
* Improvements to the calls to the resolver and handling caching keys.
* Fix an issue where root level responses objects were not present.
* Performance enhancements and vulnerability fixes.

## `1.49.0` 2025-09-30

* Hybrid support for [`Xconnector`](/xconnector/introduction-to-xconnector.md).
* Improvements to service resolution and caching.
* Fixes to support proper `Xcall` `#call_id` in output.
* Performance enhancements and vulnerability fixes.

## `1.47.2` 2025-08-22

* Performance enhancements and vulnerability fixes.


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.coherent.global/hybrid-runner/hybrid-runner-release-history.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.