◆ Gentoo Logic · Modeling Warehouse

Architecture comparison

Block vs Brex

Block runs closer to the foundational model (Direct API) than Brex (Direct API). Shared foundation: Anthropic · Claude, OpenAI · GPT (highlighted).

Block

FinTech

Proximity

Direct API

Models

Anthropic · ClaudeOpenAI · GPT

Cloud · datastore

AWSMySQL

Compliance

SOC 2PCI DSS

Architecture

Cash App Money Bot + Square Managerbot run on Anthropic Claude (Sonnet) and OpenAI GPT via Block’s open-source goose agent framework (Claude is goose’s default on Databricks).

Brex

FinTech

Proximity

Direct API

Models

OpenAI · GPTAnthropic · Claude

Cloud · datastore

AWSPostgreSQLKafka

Compliance

SOC 2PCI DSS

Architecture

AWS-based corporate-card/spend platform on PostgreSQL with Kafka eventing. Brex Assistant uses OpenAI/Anthropic over its own financial data and an agentic spend layer.

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