OpenAI 2026 hackathon

AegisMCP — Agentic Traffic Firewall

Real-time security gateway for AI coding agents — block secrets, catch prompt injection, audit every tool call. One config line.

Solo project by Jeyakanth Thangam · 0 likes · 0 comments

Archive position — measured, not model output

0 likes on Devpost

2,264 of the 7,856 archived projects have more likes, and 5,592 share exactly 0 — so this project's #2,349 place in the like-ranked listing is a tie-break inside that group, not a ranking.

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Likes on Devpost. ▲ marks this project's group.

Show the figures
LikesProjectsShare of archive
05,59271.2%
11,75822.4%
22853.6%
3–41321.7%
5–9751.0%
10+140.2%
Devpost like counts for all 7,856 archived projects, captured when this archive was built.

Executive Summary

What the company appears to be

AegisMCP — Agentic Traffic Firewall is a self-reported security tool designed to inspect and control AI coding agent traffic at the protocol level. It positions itself as a real-time firewall that sits inline between MCP clients (like Codex CLI, Copilot, Claude Code) and their tool servers, enforcing policies on tool calls and results.

What changed

The author describes building this tool in response to perceived gaps in AI security — specifically, that agentic traffic lacks the inspection and control mechanisms that other network traffic has had for decades. It was built over 12+ years of cloud/DevOps experience, using an agent-driven development process with a focus on specs, gated milestones, and tests-as-contracts.

The single most important open question

Is there evidence of real-world usage or traction beyond the author's own development? The description is self-reported and unverified; no revenue, customers, or adoption data are provided. The tool appears to be a prototype or proof-of-concept, not yet deployed in production environments.

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What The Product Actually Is

The description states that AegisMCP is a firewall for agentic AI traffic. It operates inline between MCP clients and their tool servers, with integration requiring only one config line. Traffic passes through:

  • A YAML policy engine
  • Tier-0 detectors (credentials, PII, prompt injection)
  • A verdict system: allow, redact, block, or freeze for human approval
  • A response-path inspection mechanism that correlates request IDs across tool output to detect hidden payloads before they enter the agent’s context

It also includes:

  • An audit log, tagged with OWASP LLM Top 10 and MITRE ATLAS technique IDs
  • A zero-dependency single-file dashboard with ~[X] ms p95 inspection overhead
  • A structured JSON-RPC error response for blocked traffic, not raw payloads

The tool is built using:

  • Python asyncio
  • SQLite (WAL)
  • Pure regex detection
  • Vanilla JS MVC dashboard with strict CSP header enforcement

This is a self-reported technical architecture and functionality. No independent verification or evidence of deployment exists.

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Positioning & Claim Evolution

The author claims that AegisMCP addresses a gap in AI security — specifically, that while other network traffic has had firewalls for decades, agentic traffic lacks such controls. It is positioned as a security gateway for AI coding agents, with the differentiation being its response-path inspection, which blocks malicious payloads hidden in tool outputs.

The evolution of claims appears to be:

  1. A problem exists: agentic traffic lacks inspection.
  2. A solution exists: inline firewall with policy enforcement and response-path inspection.
  3. The solution is built using classical engineering practices (specs, tests-as-contracts).
  4. The tool is designed for legibility in security UX — a verdict a human can read in one second.

These are claims made by the author, not verified facts. No external validation or market positioning beyond the hackathon submission exists.

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Target Customer & ICP

The description states that AegisMCP targets:

  • AI coding agents (Codex CLI, Copilot, Claude Code)
  • Organizations using MCP tool servers
  • Teams running agents in production ("teams already running agents in anger")

It is implied that the primary users are developers or DevOps teams managing AI agent workflows and seeking to secure them.

However, there is no evidence of:

  • Specific customer segments
  • Use cases beyond the author’s own development
  • Adoption or feedback from target users

The ICP (Ideal Customer Profile) is inferred from the product's architecture and stated use case but not evidenced.

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Business Model & Pricing Evidence

There is no pricing information provided in the description. The author mentions:

  • A free gateway
  • An open-core paid tier for centralized policy, SSO, GitHub Enterprise sync, SIEM export

This suggests a potential freemium or open-core model, but no details are given about:

  • Pricing tiers
  • Revenue streams
  • Monetization strategy
  • Customer acquisition costs

The business model is described only in speculative terms.

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Technical & Delivery Signals

Key technical signals from the description:

  • Built with Python asyncio, SQLite, regex, and vanilla JS
  • Delivered using an agent-driven process (Codex + GPT 5.6)
  • Uses spec-first development, gated milestones, and tests-as-contracts
  • Brownfield reuse of earlier prototype code
  • Zero-dependency dashboard with strict CSP enforcement
  • Response-path inspection via request ID correlation in async bidirectional stdio relay

The delivery process is described as:

  • Transparent stdio proxy → policy engine + detectors → audit + dashboard → demo kit → hardening
  • Each milestone closed only when pytest suite went green
  • No retroactive gate waivers

These are self-reported engineering practices, not independently verified.

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Traction & Maturity Signals

There is no evidence of traction or maturity beyond the author’s own development:

  • No customers, users, or deployments are mentioned
  • No revenue or monetization data exists
  • No production usage or feedback from teams running agents in anger
  • The tool is described as a proof-of-concept, not yet deployed

The project was submitted to a hackathon (OpenAI 2026), suggesting it is early-stage.

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Competitive Context

The description does not mention any competitors. It implies that:

  • Agentic traffic lacks the inspection mechanisms of other network traffic
  • The tool fills a gap in AI security, particularly around prompt injection, secret exfiltration, and tool call auditing

No comparison to existing tools or platforms is made.

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Key Risks & Red Flags

Key risks and red flags:

  1. No real-world usage — the tool is described only as a prototype
  2. Unverified claims — all features, performance, and architecture are self-reported
  3. No traction or monetization strategy — no evidence of revenue, customers, or adoption
  4. Limited team size — only one member (Jeyakanth Thangam)
  5. Self-reported development process — while described as rigorous, it is not independently verified

The tool appears to be in a very early stage and lacks any commercial or operational evidence.

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Diligence Questions To Ask The Founders

  1. What specific use cases have you identified for AegisMCP beyond your own development?
  2. Have you tested the tool with real agents in production environments?
  3. How do you plan to scale the detection capabilities (e.g., entropy scanning, LLM-as-judge triage)?
  4. What is the current status of the open-core paid tier? Is there a roadmap for monetization?
  5. Are there any early adopters or design partners currently using the tool?
  6. How does AegisMCP handle edge cases in async bidirectional communication without corrupting framing?
  7. What are your plans for integrating with existing security tools (e.g., SIEM, IAM platforms)?
  8. Can you provide evidence of performance testing under load?

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Investment/Partnership Verdict

The description is self-reported and unverified. There is no evidence of:

  • Revenue
  • Customers
  • Traction
  • Adoption
  • Product-market fit
  • Commercial viability

AegisMCP appears to be a proof-of-concept or prototype, built by one person in response to a perceived gap in AI security. It is not yet a product with real-world usage or commercial relevance.

Confidence level: Low

This project is at an extremely early stage, and any investment or partnership decision should be based on further evidence of traction, market validation, and product maturity — none of which are present in the provided description.

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Source

Submitted to the OpenAI 2026 hackathon on Devpost. Project home on DevPost.

The analysis above was generated by a language model from the project's own one-line description. It is not independent research and contains no verified traction, revenue or customer data.