Rails AI Context MCP Server
by crisnahineRails MCP server: stop AI coding agents from guessing your app. A Ruby gem with 35 read-only tools that give Claude Code, Cursor, GitHub Copilot, OpenCode and Codex CLI your real schema, models, routes, controllers and views. MCP or CLI, Gemfile or standalone, and it still answers when the app can't boot.
Rails AI Context is an open-source mcp server by crisnahine, written mainly in Ruby, with 171 GitHub stars and the MIT license. Its code was last updated Nov 1, 2026.
Scan summary: scanned Nov 5, 2026 at commit c3578a6. No capabilities flagged by our checks. Scan policy
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c3578a6 · Nov 5, 2026 ScannedStatic, secrets and dependency checks completed with no critical findings.
Passed. This check ran and found nothing it flags.Static code scanpassPassed. This check ran and found nothing it flags.
Flagged. This check found an issue. See the findings below.Secrets scanfailFlagged. This check found an issue. See the findings below.
Warning. This check found something worth reading in the findings below. It is not proof of a problem.Dependency audit8 known vulnerabilitieswarnWarning. This check found something worth reading in the findings below. It is not proof of a problem.
Passed. This check ran and found nothing it flags.Manifestserver.jsonpassPassed. This check ran and found nothing it flags.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Buildn/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Boot & handshaken/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Network egressn/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Reproducible (×3)n/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Findings (18)
- highHigh. Something risky that needs a close look before you install.secrets issueDetails are available to the maintainer after claiming this listing.
- mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.puma@6.4.3: 4 known vulnerabilitiesGHSA-2vqw-3mp8-cgmx, GHSA-qpgp-93vx-g8v8, GHSA-2vqw-3mp8-cgmx, GHSA-qpgp-93vx-g8v8
site/sample_app/Gemfile.lock - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: curl-auth-user
spec/fixtures/redaction/bundler_forms_f3.txt:177 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: generic-api-key
spec/lib/rails_ai_context/doctor_spec.rb:2764 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: generic-api-key3 matches in this file
spec/lib/rails_ai_context/payload_redaction_spec.rb:31 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: stripe-access-token3 matches in this file
spec/lib/rails_ai_context/redaction_properties_spec.rb:19 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: private-key2 matches in this file
spec/lib/rails_ai_context/tools/search_code_spec.rb:856 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: private-key
spec/lib/rails_ai_context/tools/review_changes_spec.rb:657 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: stripe-access-token3 matches in this file
spec/lib/rails_ai_context/tools/read_logs_spec.rb:158 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: generic-api-key2 matches in this file
spec/lib/rails_ai_context/tools/read_logs_spec.rb:512 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: slack-webhook-url
spec/lib/rails_ai_context/tools/get_env_spec.rb:756 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: generic-api-key4 matches in this file
spec/lib/rails_ai_context/tools/get_env_spec.rb:684 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: private-key8 matches in this file
spec/lib/rails_ai_context/redaction_spec.rb:163 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: sidekiq-secret
spec/lib/rails_ai_context/redaction_spec.rb:1028 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: jwt
spec/lib/rails_ai_context/redaction_spec.rb:26 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: generic-api-key23 matches in this file
spec/lib/rails_ai_context/redaction_spec.rb:132 - lowLow. Minor, or common in normal tools. Shown for information.Possible example credential in docs/tests: stripe-access-token2 matches in this file
spec/lib/rails_ai_context/redaction_spec.rb:1776 - lowLow. Minor, or common in normal tools. Shown for information.devise@4.9.4: 4 known vulnerabilitiesGHSA-57hq-95w6-v4fc, GHSA-jp94-3292-c3xv, GHSA-57hq-95w6-v4fc, GHSA-jp94-3292-c3xv
site/sample_app/Gemfile.lock
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