PluginBench

MCP Servers

Model Context Protocol servers that give AI agents access to tools and data — sourced from the official MCP registry and ranked by GitHub stars.

23,114 MCP servers

Read-only Kafka for AI agents — topics, offsets, consumer groups, peek messages, health.

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Permission-aware RAG for agents — ingest docs, hybrid search, cited answers (hosted API).

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Persistent searchable memory for AI agents — save/get/search across sessions, tags.

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Read-only MongoDB for AI agents — find, aggregate (no write stages), count, stats.

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Read-only MySQL/MariaDB for AI agents — query, list/describe tables, health. SQL-guarded.

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Notion for AI agents — search, read pages/blocks, query databases, create pages.

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Observability for incident agents — query Loki (LogQL), Prometheus (PromQL), Elasticsearch.

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Turn any OpenAPI/Swagger spec into MCP tools — each operation an SSRF-guarded tool.

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RLS/tenant-aware Postgres for AI agents — schema, read-only SQL, NL→SQL with safety rails.

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Read-only Qdrant vector DB for AI agents — collections, info, browse points, count, search.

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Read-only Redis for AI agents — keys, hashes, lists, sets, sorted sets, streams, INFO.

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Read-only S3/MinIO/R2 object storage for AI agents — list buckets/objects, metadata, fetch.

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Multi-platform social posting for AI agents (Postiz) — channels, schedule/publish posts.

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Read-only Stripe for AI agents — customers, charges, subscriptions, invoices, balance.

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Time & date for AI agents — timezones, conversion, date math, diffs, cron, business days.

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Translation for AI agents — translate, detect, batch; Japanese keigo registers. OpenRouter.

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Workflow automation for AI agents — browse 125 connectors + 234 templates, run via FluxTurn.

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eBPF-based GPU causal observability with 7 MCP tools for AI-assisted GPU debugging

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Stop your agent before it runs rm -rf /etc or emails your .env. Deterministic preflight checks.

Parse, validate, query, and render IntentText (.it) documents for AI agents

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AI-powered i18n platform with 50+ tools for translations, OTA releases, and more.

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Pay-per-call AI evaluation MCP server. Score LLM outputs against benchmark rubrics via Workers AI.

15 paid AI agent primitives via x402 (USDC on Base). Pay-per-call MCP server.

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Safety checks an agent runs before it acts: package malware, destructive command, secret leak.

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Statistical checks an agent runs before trusting an AI eval number (is #1 real, judge bias, more).

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Free Bing search MCP server - No API key required

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Validate and convert JSONL fine-tuning data across 11 AI providers. 13 tools.

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Threads tools for AI — generate viral posts, download videos, export profiles

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Tick-level Hyperliquid market data: fills, L4 book, funding, liquidations, smart triggers.

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Hyperlocal event search across 50 US states — 29K venues, 275K upcoming events.