--- title: "Best Packages & Dependencies MCP Servers Ranked by Reliability and Performance" description: "Discover the top Packages & Dependencies MCP servers ranked by success rate, checks, and latency, with publisher claims and Wellknown observations." lang: en published: 2026-11-09T00:37:58.515Z data_as_of: 2026-11-09T00:37:40.855Z canonical: https://wellknown.network/en/blog/best-packages-dependencies-mcp-servers facts: https://wellknown.network/en/blog/best-packages-dependencies-mcp-servers/facts.json alternates: en: https://wellknown.network/en/blog/best-packages-dependencies-mcp-servers/article.md es: https://wellknown.network/es/blog/best-packages-dependencies-mcp-servers/article.md pt: https://wellknown.network/pt/blog/best-packages-dependencies-mcp-servers/article.md de: https://wellknown.network/de/blog/best-packages-dependencies-mcp-servers/article.md fr: https://wellknown.network/fr/blog/best-packages-dependencies-mcp-servers/article.md ja: https://wellknown.network/ja/blog/best-packages-dependencies-mcp-servers/article.md ko: https://wellknown.network/ko/blog/best-packages-dependencies-mcp-servers/article.md zh-Hans: https://wellknown.network/zh/blog/best-packages-dependencies-mcp-servers/article.md hi: https://wellknown.network/hi/blog/best-packages-dependencies-mcp-servers/article.md id: https://wellknown.network/id/blog/best-packages-dependencies-mcp-servers/article.md tr: https://wellknown.network/tr/blog/best-packages-dependencies-mcp-servers/article.md --- # Best Packages & Dependencies MCP Servers Ranked by Reliability and Performance Discover the top Packages & Dependencies MCP servers ranked by success rate, checks, and latency, with publisher claims and Wellknown observations. The best Packages & Dependencies MCP servers currently leading in reliability and performance are guide-registry, Freshcontext, and pulsefeed-x402. This ranking measures servers that declare or are derived to have the Packages & Dependencies capability, are live or recently observed, and have at least 10 checks in the last 30 days. They are ordered by success rate, then number of checks, then median latency. ## Key takeaways - guide-registry leads with a perfect 100% success rate over 4183 checks and a median latency of 194 ms. - Freshcontext and pulsefeed-x402 also maintain 100% success rates with lower median latencies of 59 ms and 12 ms respectively. - All top 10 servers in this category are live with 100% success rates and varying latencies. - The Packages & Dependencies capability covers package registries and dependency data, declared by 10 servers in this ranking. - Querying live servers for this capability can be done via Wellknown's API with example queries provided. | Rank | Server | Status | Success Rate (%) | Checks | Median Latency (ms) | |------|--------|--------|------------------|--------|--------------------| | 1 | [guide-registry](/agents/guide-registry) | live | 100 | 4183 | 194 | | 2 | [Freshcontext](/agents/princegabriel-lgtm-freshcontext-mcp) | live | 100 | 816 | 59 | | 3 | [pulsefeed-x402](/agents/pulsefeed-x402-mcp) | live | 100 | 716 | 12 | | 4 | [endoflife.ai — Software Lifecycle Intelligence](/agents/endoflife-ai-software-lifecycle-intelligence) | live | 100 | 716 | 32 | | 5 | [Roamzy MCP server](/agents/roamzy-mcp-server) | live | 100 | 716 | 56 | | 6 | [AtlasYield](/agents/atlasyield) | live | 100 | 716 | 164 | | 7 | [PreShiftIQ](/agents/preshiftiq) | live | 100 | 716 | 191 | | 8 | [Umtri](/agents/umtri-mcp) | live | 100 | 716 | 252 | | 9 | [Sato Hub — build your onchain agent](/agents/sato-hub-onchain-agents) | live | 100 | 716 | 286 | | 10 | [GEML is a lightweight markup language with uniform, addressable blocks and standard verbs.](/agents/geml-geml) | live | 100 | 705 | 50 | ### 1. guide-registry The publisher describes guide-registry as a "Read-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth." Wellknown observed it as live with a perfect 100% success rate across 4183 checks in the last 30 days and a median latency of 194 ms. It is not claimed by a verified owner. ### 2. Freshcontext Freshcontext is described by its publisher as "Context integrity infrastructure for AI systems and agents. FreshContext Core evaluates freshness, provenance, confidence and decision readiness before context reaches a model; MCP is the live reference interface." Wellknown observed Freshcontext as live with a 100% success rate over 816 checks and a median latency of 59 ms. It is claimed by a verified owner and has 92 weekly downloads. ### 3. pulsefeed-x402 The publisher describes pulsefeed-x402 as a service to "Verify x402 payment endpoints before an AI agent pays: scam scan, on-chain checks, trust scores." Wellknown observed it as live with a 100% success rate over 716 checks and a median latency of 12 ms. It is claimed and has 103 weekly downloads. ### 4. endoflife.ai — Software Lifecycle Intelligence This server is described as providing "EOL dates, risk scores, CISA KEV exposure, SBOM audits and edge-device EOS for 700+ products." Wellknown observed it live with a 100% success rate over 716 checks and a median latency of 32 ms. It is claimed and has 11 weekly downloads. ### 5. Roamzy MCP server Roamzy MCP server is described as a "Streamable-HTTP MCP endpoint, 12 tools, v1.6.9. Anonymous-first: no account, no API key and no KYC to browse or to buy. One eSIM covers 193 countries, billed per megabyte at local rates and settled in USDT/USDC. No packages, no expiry." Wellknown observed it live with a 100% success rate over 716 checks and a median latency of 56 ms. It is claimed and has 141 weekly downloads. ### 6. AtlasYield AtlasYield is described as "DeFi vault judgment for agents: 16-factor Atlas Score, route survival, blowup alerts. Read-only." Wellknown observed it live with a 100% success rate over 716 checks and a median latency of 164 ms. It is claimed and has 200 weekly downloads. ### 7. PreShiftIQ The publisher describes PreShiftIQ as "Independent buyer-side matching for supply chain technology selection." Wellknown observed it live with a 100% success rate over 716 checks and a median latency of 191 ms. It is claimed but has no reported weekly downloads. ### 8. Umtri Umtri is described as a tool to "Give your AI agent a persistent map of your project's structure, dependencies, and bugs." Wellknown observed it live with a 100% success rate over 716 checks and a median latency of 252 ms. It is claimed and has 175 weekly downloads. ### 9. Sato Hub — build your onchain agent Sato Hub is described as "Everything to build an onchain agent: a daily-refreshed, independently scored library of frameworks, MCP servers, wallets, x402 payment rails, trading venues and deploy specs, plus ready-to-run agent templates, install and key checks, and…" Wellknown observed it live with a 100% success rate over 716 checks and a median latency of 286 ms. It is claimed but has no reported weekly downloads. ### 10. GEML is a lightweight markup language with uniform, addressable blocks and standard verbs. The publisher describes GEML as "a lightweight markup language with uniform, addressable blocks and standard verbs. Easy for humans to read, safe for agents to mutate." Wellknown observed it live with a 100% success rate over 705 checks and a median latency of 50 ms. It is claimed and has 718 weekly downloads. ## How to choose among the best Packages & Dependencies MCP servers Choosing the right MCP server depends on your priorities: - **Reliability:** All top 10 servers have a 100% success rate, so reliability is assured. - **Latency:** If low latency is critical, pulsefeed-x402 (12 ms) and Freshcontext (59 ms) are the fastest. - **Functionality:** Review the declared summaries to match your use case, e.g., dependency mapping with Umtri or lifecycle intelligence with endoflife.ai. - **Claimed ownership:** Claimed servers provide verified ownership, which may be important for trust. - **Downloads:** Weekly downloads indicate community usage; GEML and AtlasYield have high numbers. ## Querying live Packages & Dependencies MCP servers The Packages & Dependencies capability covers "Package registries and dependency data." Currently, 10 servers declare this capability and all 10 are live. You can query live servers with this capability using Wellknown's API. Example queries: - Search live servers with this capability: `https://wellknown.network/api/v1/search?capability=dev.package-management&status=live` - Resolve a live server for packages & dependencies: `https://wellknown.network/api/v1/resolve {"need": "packages & dependencies", "requireLive": true}` These queries help AI assistants and developers discover and connect to reliable MCP servers for package and dependency data. This data is a snapshot as of 2026-11-09. ## Frequently asked questions ### What does the Packages & Dependencies capability cover? The Packages & Dependencies capability covers package registries and dependency data. ### How many MCP servers declare the Packages & Dependencies capability and how many are live? There are 10 MCP servers that declare the Packages & Dependencies capability, and all 10 are currently live. ### Which MCP server has the lowest median latency for Packages & Dependencies? pulsefeed-x402 has the lowest median latency at 12 milliseconds among the top Packages & Dependencies MCP servers. ### How does Wellknown measure the ranking of MCP servers? Wellknown ranks MCP servers by observed success rate over the last 30 days, then by number of checks, then by median latency. ### Are all top-ranked Packages & Dependencies MCP servers reliable? Yes, all top 10 ranked servers have a 100% success rate in their recent checks, indicating high reliability.