MCP Gateway by MikkoParkkola MCP Server
Universal MCP gateway with Meta-MCP discovery, routing, and REST API capabilities.
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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
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 · 2026-08-21 · open · external user · 4 comments
[FEATURE] support setting client host, client port and client secret for Oauth flows
Problem
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
Provide fields that can be filled in the yaml file, and fallback to defaults if there is none.
Alternatives Considered
Additional Context
I
Read the thread · 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 · 2026-04-11 · closed · 3 comments
MCP security audit: tool poisoning, gateway bypass, scope collision (Doyensec research)
Source
Doyensec — The MCP AuthN/Z Nightmare | 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 · 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 · 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:
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 · 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 · 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 · 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 · 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 · 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
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 · 2026-08-23 · open · 2 comments
See all 23 reports Pod holds for MCP Gateway by MikkoParkkola — of 114 qualified upstream.
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