CX AI · AWS
Sierra
Conversational-AI agents (Bret Taylor) built multi-model but Anthropic-forward.
Foundation proximity: Direct API
Foundational models & how they consume them
PrimaryClaude· Anthropic API · Direct API
Cloud & datastore
AWSPostgreSQLvectorCompliance
SOC 2Similar companies
DecagonCrestaOthers that build on Anthropic · Claude
AirtableAmplitudeAnthropicBlockBoxBrexExplore
FAQ
Does Sierra use a foundational AI model?
Sierra uses Claude (Direct API).
What cloud does Sierra run on?
Sierra runs on AWS.
What database does Sierra use?
Sierra uses PostgreSQL, vector.
How close does Sierra run to the foundational model?
Sierra is Direct API — close to the metal, so cheaper tokens and more control over outputs.
Sources
sierra.ai ↗Also on the map
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Architecture inferred from public sources · confidence low · verify before betting on a detail.