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João André Gomes Marques profile picture

João André Gomes Marques

Founder of Asqav. Building AI agent governance - audit trails, policy enforcement, and compliance for autonomous AI systems.

Joined Joined on  Personal website https://asqav.com

Education

Master in Cybersecurity

Work

Founder at Asqav

Portable scope tokens: prove what your agent can do without calling home

Portable scope tokens: prove what your agent can do without calling home

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3 min read
Replay what your AI agent did, step by step

Replay what your AI agent did, step by step

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2 min read
One-click compliance bundles for AI agent audits

One-click compliance bundles for AI agent audits

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2 min read
Test AI agent governance without touching production

Test AI agent governance without touching production

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Layer 1 is identity, Layer 2 is attestation

Layer 1 is identity, Layer 2 is attestation

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Add governance to DSPy pipelines

Add governance to DSPy pipelines

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Why your AI agent needs a .well-known discovery endpoint

Why your AI agent needs a .well-known discovery endpoint

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2 min read
Add governance to Hugging Face smolagents in 4 lines

Add governance to Hugging Face smolagents in 4 lines

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2 min read
SDK v0.2.9: Output Verification, Attestations, Preflight and Budgets

SDK v0.2.9: Output Verification, Attestations, Preflight and Budgets

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3 min read
Scan MCP tool definitions for prompt injection before your agent calls them

Scan MCP tool definitions for prompt injection before your agent calls them

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Three tiers of enforcement for AI agents - strong, bounded, detectable

Three tiers of enforcement for AI agents - strong, bounded, detectable

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asqav-mcp is now on Docker Hub

asqav-mcp is now on Docker Hub

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Asqav vs Microsoft Agent Governance Toolkit - what is the difference

Asqav vs Microsoft Agent Governance Toolkit - what is the difference

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Why the E8 lattice is the perfect quantizer for KV caches

Why the E8 lattice is the perfect quantizer for KV caches

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Running 1M-token context on a single GPU (the math)

Running 1M-token context on a single GPU (the math)

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NexusQuant is now on PyPI, HuggingFace, and 9 awesome lists

NexusQuant is now on PyPI, HuggingFace, and 9 awesome lists

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Why attention-aware eviction beats random eviction (with data)

Why attention-aware eviction beats random eviction (with data)

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One line of Python to extend your LLM's context window 10x

One line of Python to extend your LLM's context window 10x

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The 12 approaches I tested before finding one that works

The 12 approaches I tested before finding one that works

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5 min read
NexusQuant: compressão de memória para LLMs — guia prático

NexusQuant: compressão de memória para LLMs — guia prático

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3 min read
Como comprimir o KV cache do seu LLM em 33x sem treino

Como comprimir o KV cache do seu LLM em 33x sem treino

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3 min read
KV cache memory calculator: how much does your LLM actually use?

KV cache memory calculator: how much does your LLM actually use?

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3 min read
How to benchmark NexusQuant on your own model

How to benchmark NexusQuant on your own model

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3 min read
What I Learned Testing 12 Compression Approaches That Failed

What I Learned Testing 12 Compression Approaches That Failed

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6 min read
The Math Behind E8 Lattice Quantization (with Code)

The Math Behind E8 Lattice Quantization (with Code)

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6 min read
How Much GPU Memory Does NexusQuant Actually Save?

How Much GPU Memory Does NexusQuant Actually Save?

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4 min read
How to deploy NexusQuant in production (and what's missing)

How to deploy NexusQuant in production (and what's missing)

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4 min read
NexusQuant vs KVTC vs TurboQuant vs CommVQ — honest comparison

NexusQuant vs KVTC vs TurboQuant vs CommVQ — honest comparison

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4 min read
NexusQuant benchmarks: every number, honestly

NexusQuant benchmarks: every number, honestly

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5 min read
Longer contexts are easier to compress (not harder)

Longer contexts are easier to compress (not harder)

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Why E8 lattice quantization beats scalar quantization for KV caches

Why E8 lattice quantization beats scalar quantization for KV caches

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Compress your LLM's KV cache 33x with zero training

Compress your LLM's KV cache 33x with zero training

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5 open source tools for AI agent governance in 2026

5 open source tools for AI agent governance in 2026

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5 things your AI agent should never leak (and how to detect them)

5 things your AI agent should never leak (and how to detect them)

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Add governance to Claude Desktop with an MCP server

Add governance to Claude Desktop with an MCP server

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Add governance to OpenAI Agents SDK in 3 lines

Add governance to OpenAI Agents SDK in 3 lines

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How to add tamper-evident audit trails to CrewAI agents

How to add tamper-evident audit trails to CrewAI agents

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We just launched asqav on Hacker News - quantum-safe audit trails for AI agents

We just launched asqav on Hacker News - quantum-safe audit trails for AI agents

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EU AI Act compliance checklist for AI engineering teams

EU AI Act compliance checklist for AI engineering teams

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AI agent governance tools compared - 2026 landscape

AI agent governance tools compared - 2026 landscape

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How to make your AI agent accountable in 60 seconds

How to make your AI agent accountable in 60 seconds

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AI agent compliance scanner for your CI/CD pipeline

AI agent compliance scanner for your CI/CD pipeline

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One decorator to make any Python function auditable

One decorator to make any Python function auditable

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Your MCP servers are unsigned. Here is why that matters.

Your MCP servers are unsigned. Here is why that matters.

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3 min read
Your AI agents need audit trails before August 2026. Here is how I added them in 5 lines of Python.

Your AI agents need audit trails before August 2026. Here is how I added them in 5 lines of Python.

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5 min read
Stop AI Agents from Leaking PII, Secrets, and Prompt Injections

Stop AI Agents from Leaking PII, Secrets, and Prompt Injections

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Verify AI Agent Signatures from Your Terminal

Verify AI Agent Signatures from Your Terminal

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Add Governance to LangChain, CrewAI, and LiteLLM in 3 Lines

Add Governance to LangChain, CrewAI, and LiteLLM in 3 Lines

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One Decorator to Audit Every AI Agent Call

One Decorator to Audit Every AI Agent Call

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Stop AI Agents from Leaking PII

Stop AI Agents from Leaking PII

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Your AI Agents Are Running Unsupervised

Your AI Agents Are Running Unsupervised

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How to Add Governance to Your CrewAI Agents

How to Add Governance to Your CrewAI Agents

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OWASP Top 10 for Agentic AI: How to Protect Your AI Agents

OWASP Top 10 for Agentic AI: How to Protect Your AI Agents

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Governing Multi-Agent AI Systems: Policies, Approvals, and Audit Trails

Governing Multi-Agent AI Systems: Policies, Approvals, and Audit Trails

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Quantum-Safe Signatures for AI Agents: Why ML-DSA Matters

Quantum-Safe Signatures for AI Agents: Why ML-DSA Matters

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Building a Governance MCP Server for AI Agents

Building a Governance MCP Server for AI Agents

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Adding Audit Trails to LangChain Agents with Asqav

Adding Audit Trails to LangChain Agents with Asqav

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EU AI Act Compliance for AI Agents: What Developers Need to Know

EU AI Act Compliance for AI Agents: What Developers Need to Know

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Why Your AI Agents Need an Audit Trail (and How to Add One in 5 Minutes)

Why Your AI Agents Need an Audit Trail (and How to Add One in 5 Minutes)

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