@upstash/context7-mcp

What changed

Changed 2026-10-13 13:56 UTC

1 schema or annotation change with the description left byte-identical.

--- pinned/query-docs
+++ observed/query-docs
  {
    "annotations": {
      "destructiveHint": false,
-         "description": "Exact Context7-compatible library ID (e.g., '/mongodb/docs', '/vercel/next.js', '/supabase/supabase', '/vercel/next.js/v14.3.0-canary.87') retrieved from 'resolve-library-id' or directly from user query in the format '/org/project' or '/org/project/version'.",
+         "description": "Exact Context7-compatible library ID (e.g., '/mongodb/docs', '/vercel/next.js', '/supabase/supabase', '/vercel/next.js/v16.2.9') retrieved from 'resolve-library-id' or directly from user query in the format '/org/project' or '/org/project/version'.",
          "type": "string"
        },
        "query": {

Changed 2026-10-10 12:14 UTC

1 description rewritten.

--- pinned/query-docs
+++ observed/query-docs
  {
    "annotations": {
      "destructiveHint": false,
-   "description": "Retrieves and queries up-to-date documentation and code examples from Context7 for any programming library or framework.\n\nYou must call 'Resolve Context7 Library ID' tool first to obtain the exact Context7-compatible library ID required to use this tool, UNLESS the user explicitly provides a library ID in the format '/org/project' or '/org/project/version' in their query.\n\nDo not call this tool more than 3 times per question.",
+   "description": "Retrieves and queries up-to-date documentation and code examples from Context7 for any programming library or framework.\n\nYou must call 'Resolve Context7 Library ID' tool first to obtain the exact Context7-compatible library ID required to use this tool, UNLESS the user explicitly provides a library ID in the format '/org/project' or '/org/project/version' in their query.\n\nDo not call this tool more than 3 times per question.\n\nIf you know the programming language the user is working in, pass it as `language` so the results match their setup.",
    "inputSchema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
+       "language": {
+         "description": "Programming language the user is writing code in, such as 'Python', 'TypeScript', 'Go', or 'C#'. Ranks code examples in that language first. Leave it out when the language is unknown or does not apply.",
+         "type": "string"
+       },
        "libraryId": {
          "description": "Exact Context7-compatible library ID (e.g., '/mongodb/docs', '/vercel/next.js', '/supabase/supabase', '/vercel/next.js/v14.3.0-canary.87') retrieved from 'resolve-library-id' or directly from user query in the format '/org/project' or '/org/project/version'.",
          "type": "string"

Current tools

Watch this server yourself

If you run this server, put the proxy in front of it. It pins these exact fingerprints on first connect and stops the session if they move.

npx -y mcp-pin@0.2.3 -- <your @upstash/context7-mcp command>

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