.svg)
HEAD-TO-HEAD COMPARISON
Heeler vs Mend.io.
Agentic Development Security, built for the AI SDLC and modeled around the service — versus a consolidated application-security platform. On the code layer this is close; Heeler separates on one context engine spanning code to cloud and validated remediation.
EXECUTIVE SUMMARY
Runtime context and a proven fix, not just broad detection and updates.
Heeler runs one context engine across code, dependencies, runtime, and cloud — assembling six dimensions of context from three read-only connections, then prioritizing findings by what's actually reachable and exposed and shipping remediation that edits the code and proves it green in your CI.
Mend.io is a consolidated AST platform — SAST, SCA (WhiteSource), Renovate dependency-update automation, and an AI-security suite — built to detect widely and update dependencies at scale.
Close on the code layer. Heeler separates on two axes Mend structurally lacks — runtime context (APIs, authentication, internet exposure) driving reachability-based prioritization, and remediation that makes the code change and proves it in CI.
THE FUNDAMENTAL DIFFERENCE
One context engine code-to-cloud with a proven fix, not just broad detection and updates.
Heeler runs one context engine across code, dependencies, runtime, and cloud — ranking by real reachability and exposure and proving each fix green in your CI. Mend is a consolidated AST platform with SCA/Renovate heritage and an AI-security suite — but no application cloud/runtime context.
MEND.IO
Consolidated AST platform, SCA + Renovate heritage
Detect widely; update dependencies at scale.
- →SAST, SCA (WhiteSource), plus a Mend AI suite (agent-config risk, framework inventory, shadow AI, red teaming, runtime protection)
- →Code-level SCA reachability — but no application cloud/runtime, API, authentication, or internet-exposure model
- →Remediation: Renovate automated dependency-update PRs (LVP / First-Fix, Merge Confidence); AI-suggested (ChatGPT) SAST fix suggestions you turn into a PR
- →Consolidated across detection and update automation, with an AI-security line
HEELER
Context-engine native, service-modeled
Six dimensions of context, one model, a validated fix at the end.
- →One context engine assembles six dimensions — code, cloud/runtime, business, ownership, threat, agent — from three read-only connections, sensor-less
- →A real runtime layer: services fingerprinted to the exact commit, API endpoints + schemas enumerated, per-endpoint authentication modeled, internet exposure detected
- →Embeds in coding agents via MCP + skills to steer generation, and vets the skill/instruction files they load
- →Remediation makes the change and proves it: edits first-party code, builds/tests in your CI, repairs until green, opens a merge-ready PR (human review, no auto-merge) — SCA and SAST — closing only on a runtime-verified fix
VERDICT FRAMEWORK
Side-by-side, with a verdict per row.
Five states. Heeler-leaning where Heeler advances; explicit when Mend leads; honest about parity.
●
Heeler advantage
Heeler delivers a capability Mend does not, or in a fundamentally different way that changes outcomes.
◐
Heeler edge
Both deliver the capability. Heeler's implementation is materially better on a verifiable dimension.
✓
Parity
Both products deliver the capability comparably.
◑
Mend edge
Both deliver the capability. Mend's implementation leads on a verifiable dimension.
○
Mend advantage
Explicit signal that Mend leads on this row.
Scorecard — 25 capabilities, scoped to code security
| Section | ● Heeler advantage | ◐ Heeler edge | ✓ Parity | ◑ Mend edge | ○ Mend advantage |
|---|---|---|---|---|---|
| Prevent | 0 | 4 | 2 | 0 | 0 |
| Fix | 2 | 2 | 2 | 0 | 0 |
| Operate | 6 | 5 | 2 | 0 | 0 |
| Total | 8 | 11 | 6 | 0 | 0 |
| Capability | Heeler | Mend.io | Verdict |
|---|---|---|---|
| Prevent · stop risk before and as it enters | |||
| Security at AI code generation | MCP server + auto-loaded Agent Skills inject org-specific context (vuln details, safe upgrade paths, package impact, runtime exposure, service policy) into the agent's reasoning at the moment of decision — steering secure generation before code exists, across Claude Code, Cursor, Copilot, Windsurf, Codex. | Mend AI detects and vets AI usage — agent frameworks, models, prompts, tools, MCP references, shadow AI — and flags configuration risk. Focused on discovery and governance, but it analyzes what's already been written rather than steering the coding agent's output at generation time. | ◐ Heeler edge |
| Agent security & governance | Skill catalog vets every skill/instruction file (skills.md, CLAUDE.md, AGENTS.md, .cursorrules, mcp.json) for malicious content with a 0–100 safety score and a benign/suspicious/malicious verdict (static pass + isolated LLM judge), mapped to MITRE ATLAS + OWASP LLM Top 10, gate-able in the pipeline. | AI Agents Configuration Risk treats agent config files as code and statically analyzes them across 12 categories (prompt injection, code execution, permission escalation, exfiltration, credential access, persistence, obfuscation, hardcoded secrets, supply chain, resource abuse) with severity + mitigation — across Cursor, Claude Code, Copilot, Codex, Windsurf, AGENTS.md/SKILL.md — plus agent/framework inventory, red teaming, and runtime protection. A comparable capability. | ✓ Parity |
| Agent-file PR enforcement | Heeler inspects pull-request changes to agent instructions, skill files, hooks, subagents, and MCP configuration, including CLAUDE.md, AGENTS.md, and SKILL.md. It combines deterministic checks, LLM-based intent analysis, and analysis of external references to identify prompt injection, tool poisoning, unsafe command execution, secret access or exfiltration, permission bypass, and related agent-control risks. The evidence and verdict are returned through Observe, Warn, or Block before the changed artifact is trusted by coding agents. | Mend AI Core/Premium statically analyzes version-controlled agent configuration files, including CLAUDE.md, AGENTS.md, SKILL.md, Cursor rules, and Copilot instructions, and returns risk, severity, and mitigation guidance. Its documentation does not describe merge-time Observe, Warn, or Block policy for changes to those files. | ◐Heeler edge |
| PR guardrails & policy enforcement | Block / Warn / Observe with plain-English rule authoring (no YAML or Rego); scoped by global, repo, service runtime context, and branch; diff-only on net-new violations so inherited debt isn't penalized; a full guardrail catalog — compromised/malicious dependency, minimum package-age, unpinned dependency and unpinned Action, secrets with live validation, license, SAST severity, and SLO guardrails that block PRs against overdue repos; multi-SCM native checks; and an in-PR Fix Now that triggers a validated (CI-repaired) remediation PR. | A policy catalog with severity-based check-run gating (vulnerableCheckRunConclusionLevel), automation workflows, and per-repo .whitesource configuration. But policy is configuration-driven rather than plain-English, scoping isn't runtime-context-aware, and there's no in-PR one-click validated remediation. | ◐ Heeler edge |
| Software supply-chain prevention (deps) | A layered, proactive program: block malicious/compromised on sight, typosquat detection, minimum package-age cooldown (blocks freshly published malware before advisories exist), unpinned-dependency and unpinned-Action detection, dependency-hygiene scoring, and posture management that validates pinning and minimum-release-age controls are actually configured across ecosystems (npm, pnpm, Yarn, Bun, uv, pip, Deno) — enforced at the PR and continuously re-evaluated, with SCA + behavioral-SAST catching novel malware before an advisory exists. | Malicious-package detection (MSC) across SCA and container with supported-registry coverage; package health and maintenance signals; Renovate supports a minimum-release-age setting. Advisory-based detection; the preventive guardrail set (typosquat, unpinned, cooldown-as-policy, posture validation of missing controls) is not a first-class program. | ◐ Heeler edge |
| IaC pull-request guardrails | Heeler evaluates the Infrastructure-as-Code findings introduced by a pull request instead of failing a change because of pre-existing repository debt. It returns a native source-control check controlled by program policy: Observe records the violations and the decision that would have been made, Warn reports them without preventing merge, and Block fails the check so repository rules can require it. The same policy can move from observation to enforcement without creating separate rules or CI logic. | Mend scans Infrastructure-as-Code in pull requests, returns build status and commit comments, and can be configured as a required repository status check before merge. | ✓Parity |
| Fix · resolve findings — code and dependencies | |||
| Deterministic upgrade selection | Computes the fix from the dependency graph + changelog + breaking-change detection + reachability of called methods: the lowest version that clears the CVEs and adds none; for transitive vulns, the smallest first-party ancestor bump that resolves the whole closure. 14 ecosystems. | Least Vulnerable Package (CVSS-scored least-vulnerable minor/major) and First Fix (earliest version resolving all fixable vulns) — a version-selection capability. Coverage centers on npm, Maven, and Python; selection is CVSS-tree-scored rather than reachability-aware. | ◐ Heeler edge |
| End-to-end autofix with CI repair loop | The agent branches, applies the upgrade, makes the required first-party code changes, and validates through CI iteratively — repairing its own build/test failures until green, or abstaining to a human. Opens a merge-ready PR with proof it builds; human review by default (no auto-merge — a fit for SOC 2 / change-management controls). Same loop for SAST. | Renovate opens automated update PRs and your CI runs on them; it does not make the first-party code edits a breaking upgrade requires, and it does not iteratively analyze and fix its own CI failures — a failed check surfaces for a human rather than being repaired. | ● Heeler advantage |
| SAST autofix (validated code fixes) | A deterministic, strategy-matched transform anchored to the exact source-to-sink flow; built and tested in your CI, repaired until green or handed to a human; confidence-scored, human review, no auto-merge. | AI-based (ChatGPT) SAST fix suggestions across C/C++, C#, Java, JS, Python, TS, Rust (specific CWEs), shown as a red/green diff you turn into a PR; requires an AI addendum and shares code snippets with the model. Broad language coverage, but AI-suggested and re-scanned rather than a deterministic transform proven in CI. | ◐ Heeler edge |
| Fix confidence / effort scoring | Every SCA remediation graded Easy / Medium / Hard via breaking-change analysis; Auto-Fixable label; per-transform confidence; Remediation Workbench shows environment-wide distribution. | Renovate Merge Confidence badges (adoption, age, test-pass rates) signal how safe an update is to merge, and remediation availability is surfaced per finding. Comparable confidence signal, oriented to update safety rather than fix effort. | ✓ Parity |
| Inline PR fix suggestions | For guardrail violations, Heeler posts the fix as a native PR-review suggestion block — click-to-commit, on the exact offending lines — with a commit-and-push fallback. | Mend posts remediation suggestions in the PR/issue as a red/green diff with Create Pull Request / Update branch actions. Comparable in-PR delivery. | ✓ Parity |
| Policy-managed remediation memories | Heeler stores administrator-approved remediation guidance as memories in program policy and scopes each memory to an organization or repository. On later remediation runs, the Remediation Agent retrieves the applicable memories and applies the repository’s conventions and constraints when generating a fix. The guidance is centrally governed and reusable; it is not a one-off prompt, a triage-suppression rule, or generic model memory. | No documented capability. | ●Heeler advantage |
| Operate · detect, prioritize, and run the program | |||
| SAST & SCA detection | Cross-function, cross-file source-to-sink taint from Heeler's own SAST engine; build-emulation SCA (lockfile optional) across 14 ecosystems with full direct/transitive/first-party/bundled resolution. | SAST (Gen-2 engine) + SCA with a long track record, plus DAST-SAST correlation and risk factors. Comparable detection at the code layer; SCA remediation coverage centers on npm/Maven/Python. | ◐ Heeler edge |
| Infrastructure-as-Code findings | Heeler evaluates Infrastructure-as-Code against policy and creates a persistent finding for each violation. The finding retains the affected file or infrastructure resource and links it to the repository, application, owning team, business criticality, and any connected cloud or runtime object. The same finding is used for prioritization, lifecycle tracking, workflow routing, pull-request guardrails, and remediation instead of remaining a one-time CI scanner result. | Mend scans Infrastructure-as-Code in base branches and pull requests, with organization- and repository-level configuration, findings, issues, status checks, and inline details. The result is managed as a repository scan issue. | ✓Parity |
| Unified context graph | One graph unifying six dimensions — code, cloud/runtime, business, ownership, threat, and agent — sensor-less, with everything downstream (prioritization, SLOs, workflows) reading from it. Cloud/runtime and endpoint discovery are broken out in the rows below. | Consolidated detection, but no unified context engine — nothing that ties findings into one graph that downstream prioritization and workflows read from. Mend's context is code- and application-centric. | ● Heeler advantage |
| Cloud & runtime context | Fingerprints running services to the exact commit, detects internet-facing exposure, and maps deployments and service-to-service connections across AWS, GCP, Azure, Kubernetes, and Vercel — sensor-less. | No application cloud or runtime model of its own; Mend's 'runtime' is container/Kubernetes image usage and AI runtime protection, not a code-to-runtime model of your running apps, and it has no internet-exposure model. | ◐ Heeler edge |
| Endpoint & API discovery | Enumerates application API endpoints and schemas from source, and models per-endpoint authentication — method, protocol, provider, protected-or-not, auth chain, and token issuer. | No application API, endpoint, or authentication model; Mend's context is code- and application-centric and it does not inventory running endpoints or their auth posture. | ● Heeler advantage |
| Sensitive-data inventory | Heeler analyzes application source to identify the sensitive data types handled by the code and records them in the application catalog. Each data type is connected to the repositories, services, APIs, and owning teams that process it, together with business criticality and available deployment or exposure context. A reviewer can move from a data type to the applications and interfaces that handle it and evaluate that data-handling risk with the same ownership and runtime context used for other application-security findings. | No documented capability. | ●Heeler advantage |
| OpenSSF Scorecard repository health | Heeler records the repository’s OpenSSF Scorecard result and each check outcome on the repository object in the catalog. The same repository view links the signal to applications, ownership, vulnerabilities, dependency health, provenance, deployment, and exposure context. Teams can inspect which Scorecard checks reduced the result and evaluate repository-maintenance risk in relation to the applications that use the repository instead of treating the score as an external badge. | No documented capability. | ●Heeler advantage |
| Secrets detection | Full git-history scanning with per-finding commit attribution; live/active validation via per-provider API parsers, plus scheduled re-validation; rule- and entropy-based; offline in the CLI. | Code secret scanning (with a rules appendix) plus container-image secret detection; broad coverage across code and artifacts. Comparable for code secrets. | ✓ Parity |
| Runtime-aware prioritization | Heeler Risk (Urgent / Plan / Defer) recomputed continuously: ranks a finding by whether it's reachable, deployed, and internet-facing, weighted by business tier and exploit maturity. Because Heeler knows the runtime, a dormant finding and a live, internet-facing one on a Tier-1 service never get the same score. | Prioritizes with Application Business Priority, exploitability, and static SCA call-path reachability — a code-level signal. But with no runtime, deployment, or internet-exposure context, ranking rests on code + CVSS + tags; it can't tell a live, exposed finding from a dormant one on evidence. | ● Heeler advantage |
| Finding lifecycle & refactor-resilience | Lifecycle Active → Fixed → Deployed (gone from every running deployment, runtime-verified); introduced-vs-surfaced; cross-scan matching survives file moves and refactors via stable dedup fingerprints. | Finding statuses and resolution tracking with reachability and scan history, but without a runtime-verified 'deployed' close or documented refactor-resilient fingerprinting. | ◐ Heeler edge |
| Workflows & response automation | Always-on event-driven workflows (New Finding, New CVE, Compromised Dependency, SLO Expiring) that route to the owning team with per-team Jira/Linear/Shortcut templates and Slack/Teams, auto-trigger a validated remediation PR, and close SLOs only on a runtime-verified fix — the full triage → route → remediate → verify loop with no human in the middle. | Automation Workflows route policy violations and findings to Jira/ServiceNow/messaging with conditions — routing and ticketing. But workflows notify and ticket; they don't execute a validated fix in-loop, and SLA/closure is scan/ticket-state based rather than runtime-verified. | ◐ Heeler edge |
| CI/CD & supply-chain posture | CI/CD modeled as a peer ecosystem: depth-10 transitive action graph, Actions resolved to pinned SHAs with their bundled npm deps scanned, and guardrails on unpinned actions, excessive token permissions, and dangerous triggers; plus posture validation of pinning and minimum-release-age controls; CycloneDX SBOM with github-action components. | Renovate keeps GitHub Actions (and dependencies) up to date, and Mend flags advisory-known malicious packages — but there's no CI/CD security posture: no unpinned-SHA enforcement, token-permission or dangerous-trigger analysis, or Action dependency-graph. Supply-chain coverage is package-intelligence-shaped. | ◐ Heeler edge |
| GitHub audit-log behavioral checks | Heeler ingests the GitHub organization audit log for each connected organization and evaluates defined patterns across the resulting source-control events. A match creates a native finding that retains the actor, action, affected repository or organization, timestamp, and matching event context. The finding enters Heeler’s ownership, prioritization, investigation, workflow, and lifecycle tracking rather than remaining a searchable or exported log event. | No documented capability. | ●Heeler advantage |
WHERE HEELER ADVANCES
Where depth and runtime context beat breadth.
Every one of these maps back to the context engine — not features bolted onto a scanner.
01
Runtime context Mend can't produce
Heeler enumerates application APIs + schemas, models per-endpoint authentication, detects internet-facing exposure, and maps deployments and service connections — sensor-less — then prioritizes by what's actually reachable and exposed. Mend has no application cloud/runtime layer, so it ranks on code, CVSS, and tags.
02
Remediation that makes the change and proves it
Heeler edits the required first-party code and repairs its own CI failures until green — SCA and SAST — then opens a merge-ready PR for human review (no auto-merge, a fit for SOC 2 change control). Renovate automates update PRs but doesn't edit first-party code or fix its own build failures.
03
Deterministic, CI-validated SAST fixes
A strategy-matched transform proven in your CI, versus Mend's AI-suggested (ChatGPT) fix suggestions that require an addendum and code-sharing.
04
Deep guardrails + autonomous workflows
Plain-English Block/Warn/Observe guardrails (compromised deps, min-age, unpinned, secrets, license, SLO) with in-PR Fix Now, plus event-driven workflows that auto-trigger a validated remediation PR and close SLOs only on a runtime-verified fix.
05
Steering generation, not just vetting it
Heeler injects org context into the coding agent via MCP + skills at generation time and vets the skill files it loads; Mend inventories and vets AI usage after it's written.
See Heeler across your AI SDLC.
Heeler secures the whole AI SDLC — not just code. A demo runs it against your real repos and cloud: the runtime map, prioritization, validated remediation PRs, and the agent-skill catalog. Side-by-side with Mend, if useful.
