Thing Event SystembyPentatonic

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Thinking in events

Engineering insights, product thinking, and technical deep-dives from the team building the infrastructure layer for the agentic era.

ArchitectureMarch 28, 202610 min read

Event sourcing is the backbone of agentic AI

Why append-only event logs are essential for AI agent reliability. Event sourcing gives agents memory, audit trails, and governance — not just state.

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Governance8 min read

Your AI agent needs an audit trail, not just guardrails

Guardrails prevent bad actions. Audit trails prove good ones. Why every AI agent needs an immutable record of decisions — and how to build one.

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Compliance12 min read

How to comply with the EU AI Act using immutable event logs

Practical guide: how immutable event logs satisfy Articles 9, 12, 13, 14, and 15 of the EU AI Act. Compliance checklist and code examples included.

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Engineering14 min read

7 layers of AI agent memory: a bio-inspired architecture

Deep-dive into how knowledge graphs, vector search, and confidence decay create persistent memory for AI agents. Interactive layer explorer included.

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Architecture9 min read

Vector search + event sourcing: why you need both

Event sourcing gives you complete history. Vector search gives you semantic retrieval. Together they create an AI-native data layer.

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Comparison10 min read

TES Agent Memory vs Mem0: choosing an AI agent memory framework

Fair comparison: 7-layer architecture vs single vector store. Knowledge graphs, HybridRAG, confidence decay, and audit trails.

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Infrastructure8 min read

Edge-native event processing with Cloudflare Workers

How TES achieves sub-50ms event ingestion globally. Architecture deep-dive: Workers, D1, Queues, R2, and multi-tenant isolation.

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Architecture8 min read

From Kafka to event stores: when to make the switch

Kafka is a transport layer. Event stores are systems of record. When you need audit trails, AI enrichment, and entity tracking — it's time to add an event store.

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AI Safety10 min read

AI bias detection in production: moving beyond static audits

Static audits are snapshots. Production AI needs continuous, self-evolving detection. How evolutionary algorithms find bias patterns humans wouldn't think to test.

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Engineering18 min read

We gave AI agents a brain. And a conscience. And a perfect memory.

Three systems. One stack. The first complete cognitive architecture for AI agents — persistent memory, self-evolving bias detection, and an immutable event ledger.

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Architecture12 min read

The immutable ledger for the agentic age

Why enterprise AI needs an append-only event spine — not another database. TES is the system of record for agents, physical goods, and financial transactions.

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More thinking in events, coming soon

We write about event-sourced architecture, AI enrichment, and building infrastructure for the agentic era.