# unblu MCP Server

Operate Unblu deployments: health checks, conversation ops, and 300+ API endpoints

**Publisher claimed.** No tool list reported, and Pod has not connected to this server.

## Status

Pod has not dialled unblu yet, so everything on this page is what its publisher reported rather than what we observed. Registries describe servers; they do not connect to them. Until a check runs, treat the tool list below as a claim.

## Connect

Published as `unblu-mcp` on pypi. Runs locally.

## Known issues

**26 problems reported by people outside the maintainer team.** Issues filed by the project's own owners, members and collaborators are excluded — those are release checklists and internal refactors, not things that will go wrong for you. Showing 12.

### Most discussed

### Remove pypi-publish: false from release.yml (ci-components breaking change)

## Context

The `pypi-publish` input is being removed from `detailobsessed/ci-components`'s `semantic-release-uv.yml` reusable workflow because **PyPI OIDC trusted publishing does not support reusable workflows** ([pypi/warehouse#11096](https://github.com/pypi/warehouse/issues/11096)).

The `pypi-publish` input was dead code for OIDC — it only worked with token-based auth. All projects that need PyPI publishing should use a separate `pypi-publish` job in their own `release.yml` (which this repo 

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/125) · 2026-02-12 · closed · 2 comments

### chore: Research MCP registry discovery (pulsemcp.com, Smithery)

Research how to make the server discoverable by MCP registries:

- [ ] Research [pulsemcp.com](https://pulsemcp.com) registry requirements
- [ ] Explore integration with [Smithery CLI](https://smithery.ai/) for easy installation
- [ ] Add appropriate metadata/tags for MCP server discovery

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/40) · 2025-12-14 · closed · 2 comments

### chore: Developer experience backlog

## Overview

Low-priority improvements to track for future iterations. These should be addressed based on **real-world usage feedback** rather than speculatively.

## Sub-Issues

This parent issue tracks the following sub-issues:

| Issue | Category | Status |
|-------|----------|--------|
| #35 | Observability | Track which operations are most frequently used |
| #36 | Poka-yoke | Add validation for common parameter mistakes |
| #37 | Documentation | Improve tool docstrings with examples and ed

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/33) · 2025-12-14 · open · 2 comments

### feat: Support multiple Unblu API versions and spec updates

## Problem

Unblu releases new versions regularly, and the swagger.json API spec changes with each release. In enterprise environments, it's common to have **multiple Unblu versions deployed simultaneously**:

| Environment | Typical Version | Notes |
|-------------|-----------------|-------|
| test1 | Latest | First to get updates |
| dev | Varies | Development testing |
| staging | Older | Pre-production validation |
| production | Oldest | Updated last, most stable |

This means the MCP serve

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/22) · 2025-12-12 · open · 2 comments

### Further improvements based on Anthropic's agent best practices

## Background

This MCP server implements key techniques from Anthropic's [Building Effective Agents](https://www.anthropic.com/engineering/building-effective-agents) guide. We've already applied:

- ✅ **Progressive disclosure** - 5 discovery tools instead of 300+ API definitions
- ✅ **Clear tool interfaces** - descriptive parameters with examples
- ✅ **Helpful error messages** - suggest alternatives when service/operation not found
- ✅ **Server instructions** - guide the model through the workf

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/15) · 2025-12-12 · closed · 2 comments

### Most recent

### feat: add runtimeHint to server.json

## Summary

Our `server.json` is missing the `runtimeHint` field, which tells MCP clients which runtime to use for the package. For our PyPI package, this should be `"uvx"`.

## Change

```diff
 {
   "registryType": "pypi",
   "identifier": "unblu-mcp",
   "version": "0.5.2",
+  "runtimeHint": "uvx",
   "transport": {
     "type": "stdio"
   },
```

## Context

The `2025-12-11` schema added several new fields. See [codereviewbuddy#23](https://github.com/detailobsessed/codereviewbuddy/issues/23) 

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/124) · 2026-02-07 · closed · 0 comments

### Consider adopting mcp-client-capabilities for progressive enhancement

## Context

Article: https://www.pulsemcp.com/posts/mcp-client-capabilities-gap

Apify created [mcp-client-capabilities](https://github.com/apify/mcp-client-capabilities) - a community-maintained database of MCP client capabilities that enables servers to adapt behavior based on what features each client supports.

## Current State

Our server already uses a progressive disclosure pattern with 5 static tools:
- `list_services`, `list_operations`, `search_operations`, `get_operation_schema` for d

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/82) · 2025-12-23 · open · 0 comments

### feat: Consider adding RetryMiddleware for transient API failures

## Summary

Consider adding FastMCP's `RetryMiddleware` to automatically retry transient API failures when calling the Unblu API.

## Context

FastMCP provides `RetryMiddleware` that can automatically retry failed requests:

```python
from fastmcp.server.middleware.error_handling import RetryMiddleware

mcp.add_middleware(RetryMiddleware(
    max_retries=3,
    retry_exceptions=(httpx.ConnectError, httpx.TimeoutException)
))
```

## Current State

We already have good error handling:
- `ErrorHan

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/71) · 2025-12-15 · open · 0 comments

### bug: swagger.json bundled as LFS pointer instead of actual file

### Description

The fix in #64 bundled `swagger.json` in the package, but it's the Git LFS pointer file (132 bytes) instead of the actual JSON content (~2.4MB).

```
$ cat .../site-packages/unblu_mcp/swagger.json
version https://git-lfs.github.com/spec/v1
oid sha256:1511a7e18239e29279e87de851fdd3a5cdfd4ea57b1758c148148e599f27f0b6
size 2470859
```

This causes a JSON parse error when starting the server:
```
json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
```

### Root Ca

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/65) · 2025-12-15 · closed · 0 comments

### bug: swagger.json not bundled in PyPI package

### Description

When installing `unblu-mcp` from PyPI and running with `uvx unblu-mcp`, the server fails to start because `swagger.json` is not found:

```
FileNotFoundError: swagger.json not found. Please provide spec_path.
```

### Steps to Reproduce

1. Install from PyPI: `uvx unblu-mcp --provider k8s --environment dev`
2. Server crashes with FileNotFoundError

### Expected Behavior

The `swagger.json` file should be bundled with the package so users don't need to manually provide `--spec`.

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/63) · 2025-12-15 · closed · 0 comments

### feature: Add CLI support for K8s connection provider with automatic port-forwarding

### Is your feature request related to a problem? Please describe.

The `K8sConnectionProvider` exists in the codebase (`src/unblu_mcp/_internal/providers_k8s.py`) but is not accessible via the CLI. Users who want to connect to Kubernetes-deployed Unblu instances with automatic port-forwarding must either:

1. Manually start `kubectl port-forward` before launching the MCP server
2. Configure environment variables (`UNBLU_BASE_URL`, `UNBLU_TRUSTED_HEADERS`) pointing to a manually-forwarded port

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/51) · 2025-12-15 · closed · 1 comment

### chore: Set up PyPI publishing infrastructure

Configure automated PyPI publishing:

- [ ] Verify `pyproject.toml` metadata is complete and accurate
- [ ] Set up GitHub Actions for automated PyPI publishing
- [ ] Configure semantic-release for version management
- [ ] Test installation from TestPyPI before production release

[Read the thread](https://github.com/detailobsessed/unblu-mcp/issues/44) · 2025-12-14 · closed · 0 comments

[See all 19 reports Pod holds for unblu](/mcp/unblu/issues) — of 26 qualified upstream.

## Firsthand observations

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