# MCP Gateway by MikkoParkkola MCP Server

Universal MCP gateway with Meta-MCP discovery, routing, and REST API capabilities.

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

## Status

Pod has not dialled MCP Gateway by MikkoParkkola 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 `ghcr.io/mikkoparkkola/mcp-gateway:3.5.0` on oci. Runs locally.

## Reviewed GitHub reports

**114 GitHub reports passed Pod's relevance review.** This can include external user reports, maintainer-confirmed bugs, and concrete feature gaps. It is evidence to inspect, not a count of distinct defects. Showing 12.

### Most discussed

### On-Chain Market Intelligence Co-Pilot with 4× Faster Insights

Source: https://panteracapital.com/blockchain-letter/navigating-crypto-in-2026/

## Innovation
Pantera highlights consumer AI platforms like Surf.ai delivering "on-chain-backed market insights 4× faster" than alternatives. AI as crypto co-pilot for real-time blockchain analytics.

## 100× Supercharge: MCP On-Chain Intelligence Agent

```python
from dataclasses import dataclass
from typing import Literal
import asyncio

@dataclass
class MarketInsight:
    """On-chain derived market insight."""
  

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/38) · 2026-02-02 · closed · 5 comments

### [BUG] gateway.yaml: permission 0600 causes infinite restart loop with misleading error + state-file data loss

# gateway.yaml permission 0600 causes infinite restart loop with misleading error

**Version**: mcp-gateway 3.4.0 (ghcr.io/mikkoparkkola/mcp-gateway:latest)

## Summary

When the mounted `gateway.yaml` is not readable by the in-container user, the gateway enters an **infinite restart loop** and logs a misleading error that gives no hint about the actual cause.

## Environment

- Container: `ghcr.io/mikkoparkkola/mcp-gateway:latest` (3.4.0)
- Started with read-only bind mount of config:
  ```
  -

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/437) · 2026-08-21 · open · external user · 4 comments

### [FEATURE] support setting client host, client port and client secret for Oauth flows

## Problem
<!-- What problem does this solve? -->
Slack and Figma have specific needs: Figma requires the host to be "localhost" instead of ip address, Slack requires a specific port and a specific callback path.

## Proposed Solution
<!-- How should it work? -->
Provide fields that can be filled in the yaml file, and fallback to defaults if there is none. 

## Alternatives Considered
<!-- Other approaches you've thought about -->

## Additional Context
<!-- Any other relevant information -->
I 

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/140) · 2026-04-20 · closed · external user · 3 comments

### security: migrate JWT from RS256 to PQC-safe algorithm + enforce TLS 1.3 minimum

## Summary

Two PQC gaps:

### 1. JWT uses RS256 (RSA-2048)
RSA-2048 broken by Shor's algorithm. Migration: short-term switch internal tokens to HS256 (HMAC-SHA256, already PQC-safe). Medium-term adopt ML-DSA when available in Rust. aws_lc_rs backend already used (good).

### 2. TLS 1.2 still allowed
Enforce TLS 1.3 minimum. Track rustls PQC cipher suite support (ML-KEM/Kyber) for adoption when available.

## Acceptance Criteria

- [ ] Internal JWT tokens use HS256 where asymmetric not required

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/116) · 2026-04-11 · closed · 3 comments

### MCP security audit: tool poisoning, gateway bypass, scope collision (Doyensec research)

## Source

[Doyensec — The MCP AuthN/Z Nightmare](https://blog.doyensec.com/2026/03/05/mcp-nightmare.html) | Sponsored by Teleport

## Problem

Doyensec's MCP security research explicitly identifies **MCP Proxies/Gateways** as an attack surface:

> "MCP Proxies/Gateways: Intermediary systems (like MCP proxies) used for routing and authorization of MCP. These could alter passing MCP messages or simply be vulnerable to policy bypasses."

mcp-gateway is a meta-MCP proxy routing 178+ tools across mu

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/100) · 2026-03-11 · closed · 3 comments

### Most recent

### Reload refusal message can state that nothing was applied, once env files stop being applied early

## Problem

The network-posture refusal message at `src/config_reload/mod.rs:1478-1482` deliberately
states two bounded facts and no summary of what is still in force. The comment above it
(`:1483-1492`) says why: `Config::load` applies the candidate's `env_files` to the process
environment before returning, so at the moment the refusal is computed the environment has
already been mutated, and a later capability call can resolve an `env:` credential to a
value the refused file supplied. The mess

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/463) · 2026-08-29 · open · 2 comments

### An unparseable config is replaced with defaults, then written back to disk

## Problem

`load_config_or_default` turns any `Config::load` failure into `Config::default()` after a
warn-level log (`src/config_persistence.rs:13-22`). One of its callers is the admin-UI
read-modify-write path, which then writes the result straight back to disk:

```rust
let mut config = crate::config_persistence::load_config_or_default(path);   // :1405
let value = match mutate(&mut config) { ... };
crate::config_persistence::write_config(path, &config)?;                    // :1410
```

(`s

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/462) · 2026-08-29 · open · 2 comments

### Config watcher misses a symlink retargeted across directories

## Problem

The config watcher resolves a symlinked config path per event, so a retarget within an
already-watched directory is picked up. A retarget to a file in a directory that was not
watched at startup is not: `notify` watches are added once, before the event loop starts
(`src/config_reload/mod.rs:1066-1085`), and the callback cannot add more.

Result: after such a retarget, writes to the new target produce no reload and the gateway
keeps serving the previous configuration, silently.

This 

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/453) · 2026-08-28 · open · 2 comments

### DELETE /mcp terminates a session without checking the caller owns it

Reported by an independent review of PR #450 and confirmed at source. Out of scope for that PR: the handler is untouched by it.

**Problem.** `DELETE /mcp` at `src/gateway/router/handlers.rs:249` removes the session named by the `mcp-session-id` header without resolving the caller principal, so it never applies the owner binding that `GET` and `POST` enforce via `session_owner` (`src/gateway/router/handlers.rs:135`). A caller who knows another session's id can terminate that session's stream.

S

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/452) · 2026-08-28 · open · 2 comments

### Pending sampling responses are resolved without checking session ownership

Reported by an independent review of PR #450 and confirmed at source. Out of scope for that PR: the lines are untouched by it (`git diff origin/main...HEAD` covers no hunk at this location).

**Problem.** `resolve_pending` in `src/gateway/router/handlers.rs:487` routes a sampling/elicitation response purely by request id. The pending map (`src/gateway/proxy.rs:74`) stores no owner, so any session that learns a prompt id can answer another session's prompt — including a destructive-action confirm

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/451) · 2026-08-28 · open · 2 comments

### [FEATURE] Allow operators to trim the exposed gateway_* meta-tool surface (reduce AI distraction)

### Summary

When `mcp-gateway` is used as the backend in front of an AI agent (OpenClaw / Claude / Gemini, etc.), **every authenticated client sees all 17 `gateway_*` meta-tools in `tools/list`, regardless of role or actual need.** Most deployments only need a small subset; the rest (stats, cost report, playbook, kill/revive server, profile management, reload, set_state, etc.) are either irrelevant or outright dangerous to expose to a general-purpose agent.

A bloated tool surface measurably hu

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/449) · 2026-08-25 · open · external user · 2 comments

### surfaced_tools is parsed and then ignored: config accepted, tools never appear in tools/list

## Summary

`meta_mcp.surfaced_tools` is accepted by the config loader and has no effect at runtime on build `3.4.0-f30539af`. The tool never appears in `tools/list`, and nothing is logged at any level to say why.

## Reproduction

```yaml
meta_mcp:
  warm_start:
    - vault-operator
  surfaced_tools:
    - server: vault-operator
      tool: search_vault
```

```
initialize -> 200
tools/list -> ["gateway_search", "gateway_execute"]
```

Expected `search_vault` alongside the meta-tools.

## Why i

[Read the thread](https://github.com/MikkoParkkola/mcp-gateway/issues/440) · 2026-08-23 · open · 2 comments

[See all 23 reports Pod holds for MCP Gateway by MikkoParkkola](/mcp/mcp-gateway-by-mikkoparkkola/issues) — of 114 qualified upstream.

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