Argus vs Sourcery
Instant PR reviews with diagrams, IDE scanning, and BYOK.
Sourcery posts instant PR summaries, sequence diagrams, and inline feedback, and adds IDE extensions (VS Code, Cursor, Windsurf, JetBrains), GitLab support, bundled security scanning (SAST, secrets, IaC, dependencies), BYOK, and Jira task creation. It's fast and now SOC 2 Type II, though lighter on depth: no multi-pass pipeline, pattern learning, architecture graph, or failure-scenario checks.
Last verified against Sourcery’s public docs
- Argus
- Free
- Open source (AGPL-3.0), self-hosted. Bring your own LLM key; no seats, no tiers, no gated features.
- Sourcery
- Free tier, then $15/seat/mo
- Free (public repos); Pro $15/seat/mo ($12 annual); Team $30/seat/mo ($24 annual — BYO LLM, full security scanning, Jira); Enterprise custom (self-hosted)
How does Argus compare to Sourcery in features?
| Feature | Argus | Sourcery |
|---|---|---|
| Where Argus is built to lead | ||
| Computed per-PR review contract (auto depth routing) | Yes | No |
| Institutional memory across reviews | Yes | Yes |
| Pattern learning from codebase history | Yes | No |
| Failure-scenario checks | Yes | No |
| Architecture & dependency tracing | Yes | No |
| Multi-pass / multi-agent pipeline | Yes | No |
| PR diagram generation (sequence + data flow) | Yes | Yes |
| Bring your own LLM key | Yes | Yes |
| Self-hosted deployment | Yes | Yes |
| Where Sourcery may lead | ||
| Reviews GitLab / Bitbucket / Azure DevOps | No | Yes |
| Bundled static analysis / SAST | Yes | Yes |
| Generates unit tests | Yes | No |
| IDE extension (VS Code / JetBrains) | No | Yes |
| Jira / Linear ticket creation & checks | No | Yes |
| SOC 2 / ISO 27001 certified | No | Yes |
Argus’s static analysis and test generation are narrower than the checkmarks suggest: staticcheck, ESLint and Semgrep results only guide its LLM reviewer and are never posted on their own, and @argus-eye test (the handle is your GitHub App’s slug; argus-eye is the default) posts a test plan or draft test code as a PR comment; the draft is not committed or run.
Where Sourcery excels
- Instant PR summaries, a reviewer's guide with sequence diagrams, and line-by-line feedback
- First-class IDE extensions — VS Code, Cursor, Windsurf, and JetBrains — running the same review engine pre-PR
- Reviews GitHub (incl. Enterprise Server) and GitLab (incl. self-managed)
- Bundled security scanning — SAST, secrets, IaC, dependencies, licenses — on every PR plus scheduled repo scans
- Bring-your-own-LLM (Team tier) and self-hosted Enterprise deployment
- Jira integration auto-creates tasks from security findings; can auto-approve clean PRs; SOC 2 Type II
Where Sourcery falls short
- No pattern learning — custom rules are hand-written, not learned from review history
- Single-pass review; no multi-agent pipeline
- No architecture / dependency-graph analysis beyond the diff
- No failure-scenario checks, no test generation, no per-PR review contract
- Usage metered in diff characters — a per-PR cap plus a rolling seven-day budget skips large PRs
Sourcery currently leads Argus on multi-platform support beyond GitHub, an IDE extension, issue-tracker ticket integration, and SOC 2 compliance. If those matter more to your team than depth-routed review, Sourcery may be the better fit there.
When does Argus fit better than Sourcery?
Sourcery is fast and IDE-native, with diagrams, BYOK, GitLab support, broader bundled security scanning (secrets, IaC, dependencies, licenses), and an IDE extension. Argus lacks GitLab support and an IDE extension, and its SAST pass (staticcheck, ESLint, Semgrep) only steers its LLM review. Sourcery tailors comments from your reactions and can auto-approve clean PRs, but stays lighter on depth: no multi-pass pipeline, pattern learning, architecture graph, or failure-scenario checks. Argus's differentiators are those: pattern learning, architecture tracing, LLM re-checks of earlier findings on the files a PR touches, and a computed per-PR review contract. Its memory records your team's 👍/👎 reactions and replies, then drops or downgrades new findings that closely match dismissed ones; security findings can be downgraded but are never dropped. Sourcery is quicker to feel useful; Argus's suppression of unwanted findings builds up only as your team dismisses or ignores them.
Sourcery pairs PR review with first-class IDE extensions (VS Code, Cursor, Windsurf, JetBrains) and is SOC 2 Type II certified — sourcery.ai, 2026
Try Argus on your next pull request
Open source (AGPL-3.0). Self-host it with your own GitHub App and LLM key, install your App on a repo, and open a PR.
Self-hosted only: Docker Compose or Fly.io, Postgres with pgvector, a GitHub App and a Clerk app you create, your model keys and an embeddings endpoint.