◆ Gentoo Logic · Modeling Warehouse

Architecture comparison

Coinbase vs Robinhood

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

Coinbase

FinTech

Proximity
Direct API
Models
OpenAI · GPT
Cloud · datastore
AWSMongoDBPostgreSQLDynamoDB
Compliance
SOC 2ISO 27001SOC 1
Architecture

AWS-native crypto exchange on MongoDB/PostgreSQL with DynamoDB for high-throughput paths; strong HSM/key-management and on-chain infra. Uses in-house risk ML and LLMs for support.

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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