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MCP servers tagged reliability
50 live MCP servers tagged "reliability", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with reliability.
Agentx
AgentX - Agent Extension: MCP Servers, Agent Skills and Plugins Manager
GPT Computer Assistant
[GPT Computer Assistant](https://github.com/Upsonic/gpt-computer-assistant)
Sift Gateway
Reliability gateway for AI tool output: schema-stable, secret-safe, pagination-complete JSON for MCP and CLI agents.
N2 Arachne
Search and weave large codebases into AI-ready context fast with TypeScript, Rust, and C++ SIMD codebase indexing
Abi
ABI Agent + WDBX Database: A high-speed, fully optimized AI and ML training stack developed in Zig 0.16.0-dev, offering exceptional performance and reliability.
Lynx
Policy-gated, durable, audited execution for AI agent tool calls. Every action gets a five-verdict policy check, a crash-safe checkpoint, and a tamper-evident audit event — a libr…
Claude Guardian
Flight computer for Claude Code — log rotation, watchdog, crash bundles, and MCP self-awareness
Drill
Fault injection and reliability scoring for Model Context Protocol (MCP) servers.
Freshctx
Pre-action evidence revalidation for AI agents. Detect stale reasoning before agents write, send, update, or delete.
Nobulex Registry
Python prototype for financial decision integrity: evidence checks, deterministic PERMIT/BLOCK/ESCALATE decisions, and signed receipts. Includes offline failure examples. Not a pr…
Agent Chaos
Fault injection toolkit for agent systems. Inject latency spikes, partial failures, 429s, malformed tool outputs, and stale context between agents and their tools. Scenario-driven…
Oee MCP
MCP server for the oee library: OEE, OOE, TEEP, the six big losses, reliability, yield and charts as tools for AI agents.
Sideeye
A deterministic skeptic for the coding loop: breaks your software's world and brings back the smallest reproducible counterexample. Sideeye doesn't believe it.
Nobulex Web
Website for nobulex.com, the independent reliability registry for agent tools. The register is generated, never hand edited.
Swarmbreaker
Load and chaos testing for AI agent orchestration plumbing: adversarial mock model endpoint + mock MCP tool fabric, knee detection with CIs, honest confidence labels.
Sre Harness
A minimal, runnable reference harness for SRE agents: tool orchestration, verification, memory, guardrails, and observability in one ~40-line loop. Agent = Model + Harness.
Bayesconsensus
Dawid-Skene consensus for multi-agent and multi-LLM disagreement: learn each agent's reliability and the true answer with calibrated confidence. Zero dependencies, node-free, Type…
Manifest Php
Manifest SDK for PHP. See every API call your app makes, heal the ones that fail, and know what will break next.
Mcpg Plugin Reliability Response Cache
Response caching ToolGate plugin for MCPG gateway — per-tool TTL cache with identity scoping
Mcpg Plugin Reliability Circuit Breaker
Circuit breaker ToolGate plugin for MCPG gateway — per-tool failure tracking with open/half-open/closed states
Awesome Agent Failures
Production failure modes for LLM agents: symptoms, reproductions, mitigations
Agenttrace
Cost and latency tracking for AI agent runs. Wraps your LLM call, returns a per-step + per-run breakdown.
Electripy AI
Open-source AI Application Runtime for reliable, observable, and governable production AI systems.
AgentVerify
AgentVerify is an open source outcome verification for action-taking AI agents. It checks that high-risk actions reached the required final state in your systems of record and pre…
AgentBudget
Token + dollar budget caps for AI agents — throws when an LLM call would push past the ceiling. Zero deps, drop into any provider SDK.
Brace
Brace — crash-test lab for Postgres migrations
Agentvet Action
GitHub Action that lints LLM tool definitions (Anthropic / OpenAI / MCP shapes). Wraps @mukundakatta/agentvet.
Polyforge
Reliability auditor + fallback router for MCP servers — score each on a 9-point rubric, fail CI on dead ones, and route your agent around them.
Reliable Adapter
Clean-room Python MCP reference adapter demonstrating a SQLite transactional outbox, idempotency-key forwarding, bounded retries, dead-letter handling, restart recovery, and an in…
Agentcast
Structured output for any LLM call — validate, retry with feedback, return typed data or throw. Zero deps. Sibling to agentsnap + agentguard.
Agentsnap Action
GitHub Action for AI agent tool-call snapshot tests. Diffs current traces against baselines, posts PR comments on drift. Wraps @mukundakatta/agentsnap.
AgentBudgetMcp
MCP server for @mukundakatta/agentbudget — token + dollar budget caps for AI agents over stdio. Drop into Claude Desktop, Cursor, Cline, Windsurf, Zed.
Bridgesmith
An agent that manufactures its own certified integrations: reverse-engineers an app's API, generates an MCP server + REST connector, and only mounts what passes held-out certifica…
Mcpg Plugin Reliability Rate Limit
Rate-limiting ToolGate plugin for MCPG gateway — per-identity, per-tool, per-session throttling
Agentkit Py
The agent reliability stack in one install: fit + guard + snap + vet + cast (Python ports).
Agentguard Firewall Py
Python port of @mukundakatta/agentguard: network egress firewall for AI agents
Flightcheck
Tries to break your MCP server before your users do. Runtime checks with spec citations, made for CI.
Tollgate
Safety layer for AI agents — Protect · Route · Prove. Budgets, tool-loop hard stops, failover, chaos DR proof. OpenAI drop-in · MCP · n8n.
Storm
Fault-injection proxy at the MCP boundary: what tool failures cost your agent (completion, token multiplier, retry storms, dollars per task). Preregistered dose-response.
Agentcast Py
Python port of @mukundakatta/agentcast: structured output enforcer for LLM calls
Claude Code Slack
A Python Slack bot for Claude Code with session persistence, sandboxing, webhooks, scheduled tasks, MCP support, and audit logging.
Channel Custody
A reliability layer for agent channels: two-stage receipts (accepted vs actually-read), tri-state peer identity, and channel leases that never orphan.
Ramly Plugin
Ramly for AI assistants: RAM analysis skill + MCP server (Claude plugin, Agent Plugins)
Reliability Toolkit
MCP server exposing SLO math + reliability config recipes. Compute burn rate, size rate limiters, pick breaker thresholds, get drop-in Python and Rust configs back. Part of the Pl…
Ordivon Runtime
Trusted-local execution and recovery Runtime for Ordivon.
Reliability Study
Every remote MCP server in the official registry, checked. Half never answer, one in seven of the rest is broken.
Dayquest Agent
Evidence-first MCP timeline debugger with reversible provenance replay, Supported/Unknown/Conflict states, and auditable intervention receipts.
Writeguard
Execution safety for consequential AI-agent actions: durable identity, reconciliation, verification, and receipts.
Agentfit
Fit your messages into the LLM context window. Token-aware truncation with multiple strategies, pluggable tokenizers, zero deps.
Ungrounded
Measure how often your LLM agent reaches for the wrong tool when it can't ground an entity in a request.