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OpenHands Vulnerability Fixer vs Takumi byGMO security AI agent

Quick answer

OpenHands Vulnerability Fixer (agent platform with security integrations) (All Hands AI (OpenHands)) and Takumi byGMO security AI agent (AI-SAST/AI-DAST diagnosis, automatic fix pull requests and AI penetration testing) (GMO Flatt Security (GMO Flatt Security株式会社)) are both listed in the Code security category of Agent Index.

They share no framework tags in our dataset.

This is not a ranking.

OpenHands Vulnerability Fixer (agent platform with security integrations) (All Hands AI (OpenHands)) and Takumi byGMO security AI agent (AI-SAST/AI-DAST diagnosis, automatic fix pull requests and AI penetration testing) (GMO Flatt Security (GMO Flatt Security株式会社)) are both listed in the Code security category of Agent Index. They share no framework tags in our dataset.

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Field OpenHands Vulnerability Fixer (agent platform with security integrations)Takumi byGMO security AI agent (AI-SAST/AI-DAST diagnosis, automatic fix pull requests and AI penetration testing)
Vendor All Hands AI (OpenHands)GMO Flatt Security (GMO Flatt Security株式会社)
HQ United States · North AmericaJapan · Asia Pacific
Primary category Code securityCode security
Also listed in Code security, Business operationsCode security, Security
Summary Agent platform with security integrations, not a dedicated AppSec scanner: OpenHands' open-source Vulnerability Fixer runs Trivy scans or ingests Snyk, Veracode or Checkmarx reports, then has OpenHands agents write and test fixes and open GitHub PRs.Japanese security AI agent that continuously finds vulnerabilities with AI-SAST and AI-DAST (including logic, authentication and authorisation flaws), generates fix patches and opens pull requests with unit tests, and runs AI penetration tests that actually attempt intrusion to prove exploitability.
Frameworks (vendor-stated) ——
Frameworks (vendor-claimed) —ISO 27001 (ISMS certification, vendor claim)
Capabilities / tasks agent platform with security integrations, remediation, sca, vulnerability managementappsec, sast, remediation, pr review, pen test management, vulnerability management
Pricing (as published) Open-source local OpenHands: free. Individual SaaS: free (bring your own LLM key or use OpenHands models at cost). Enterprise (SaaS or self-hosted in your VPC): custom pricing (openhands.dev/pricing).Published on flatt.tech/takumi: base fee JPY 70,000/month (excl. tax) including 250 credits shared across diagnosis, auto-fix and AI pentest, 15 Takumi Guard users and Runner minutes; overage JPY 280 per credit; a 30-day AI penetration test offer at JPY 980,000 (excl. tax, through end of 2026).
Pricing model freemiumpublished-tiers
Primary source https://www.openhands.dev/blog/20260303-vulnerability-fixerhttps://flatt.tech/takumi
Last checked 2026-10-182026-10-20
Official site https://www.openhands.dev/blog/20260303-vulnerability-fixerhttps://flatt.tech/takumi

FAQ (from this dataset)

What is the difference between OpenHands Vulnerability Fixer and Takumi byGMO security AI agent?

Both are listed under Code security. Shared tasks: remediation, vulnerability-management. OpenHands Vulnerability Fixer-only tasks: agent-platform-security-integrations, sca. Takumi byGMO security AI agent-only tasks: appsec, sast, pr-review, pen-test-management. Differences are from stored category and task tags, not a ranking.

Which one publishes pricing?

OpenHands Vulnerability Fixer (agent platform with security integrations): Open-source local OpenHands: free. Individual SaaS: free (bring your own LLM key or use OpenHands models at cost). Enterprise (SaaS or self-hosted in your VPC): custom pricing (openhands.dev/pricing). Takumi byGMO security AI agent (AI-SAST/AI-DAST diagnosis, automatic fix pull requests and AI penetration testing): Published on flatt.tech/takumi: base fee JPY 70,000/month (excl. tax) including 250 credits shared across diagnosis, auto-fix and AI pentest, 15 Takumi Guard users and Runner minutes; overage JPY 280 per credit; a 30-day AI penetration test offer at JPY 980,000 (excl. tax, through end of 2026).

Where are OpenHands Vulnerability Fixer and Takumi byGMO security AI agent headquartered?

OpenHands Vulnerability Fixer (agent platform with security integrations) publishes HQ in United States. Takumi byGMO security AI agent (AI-SAST/AI-DAST diagnosis, automatic fix pull requests and AI penetration testing) publishes HQ in Japan.

Listings tagged agent platform with security integrations are coding platforms with a documented scanner or vulnerability-fix workflow, not dedicated application-security products. Dedicated AppSec listings are compared on the AI code security agents table.

Side-by-side data is generated from the open dataset. “Vendor-claimed” frameworks are as marketed by each vendor and not verified by Agent Index; framework tags indicate relevance, not certification. Request current quotes from each vendor before buying. This page does not rank or score vendors. Sponsored comparisons, if any, will be labelled.

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