◆ Gentoo Logic · Modeling Warehouse

Architecture comparison

Block vs Robinhood

Block runs closer to the foundational model (Direct API) than Robinhood (Cloud-hosted (Bedrock/Vertex/Azure)). No shared foundational model — different bets.

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).

Robinhood

FinTech

Proximity
Cloud-hosted (Bedrock/Vertex/Azure)
Models
Amazon · Nova
Cloud · datastore
AWSMySQLCassandra
Compliance
SOC 2
Architecture

Cortex investing assistant (Digests) runs on Amazon Nova via Bedrock, chosen for ~80% lower per-token cost; core trading/risk stays in-house ML. Now also exposes agent-trading APIs.

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