brainblast

brainblast is a purpose-built deterministic auditor aimed squarely at the failure modes introduced by AI coding assistants. Its core value proposition is catching integration bugs that are silent, expensive, and often irreversible—like a Stripe webhook configuration that never records a payment, or a Solana program with an immutable metadata lock that can't be changed later. The tool runs fully locally with no LLM or network dependency, which is a strong privacy and security stance. What sets brainblast apart from generic linters or SAST tools is its focus on the specific patterns that AI-generated code tends to get wrong. For example, it detects when a Stripe webhook handler fails to use the raw body, which can lead to signature verification failures and zero-revenue events. It also flags Privy JWT verification bypasses, Solana fee-share creator exclusions, Token-2022 program ID mismatches, Metaplex metadata immutability issues, and Anchor init_if_needed reinit guards. These are exactly the kinds of subtle integration mistakes that can cause severe financial or security damage. A standout feature is the generated behavioral tests that follow a RED→GREEN workflow. This isn't just a lint warning; brainblast produces a test that proves the vulnerability is fixed, giving you high confidence in the remediation. The diff-aware scanning (`--since`) is perfect for per-PR speed in CI, and watch mode gives immediate feedback during development. Auto-fix with optional branching lets you automatically apply corrections without disrupting your workflow. The cost analysis module, which computes Solana rent-exempt lockups and priority fees, is another differentiator—it goes beyond security to help you understand the economic impact of your code. However, brainblast is highly specialized. It only covers Stripe webhooks, Privy JWT, and Solana/Anchor patterns. If you're not using these technologies or don't rely on AI assistants, the tool has little to offer. It's also a CLI tool with no web dashboard or graphical reporting, which may limit its appeal to teams that prefer visual insights. For teams in its target niche, brainblast is an essential addition to the CI pipeline, preventing costly mistakes before they reach production. For those outside that niche, it's a niche utility you can skip.