◆ Gentoo Logic · Modeling Warehouse

Proximity · Direct API

74 companies — Direct API

74 companies that consume their foundational model at Direct API proximity — one of the four ways companies run. Avg Foundation Proximity Score 75/100.

Native 0Direct API 74Cloud-hosted 0Middleware 0

Airbnb

Marketplace · AWS · Direct API

AWS-native marketplace that evolved a Rails monolith into services over sharded MySQL (Vitess) + HBase. Search/pricing are in-house ML. Created Apache Airflow; AI customer-support uses LLMs.

Airtable

Productivity · AWS · Direct API

Low-code database whose 'spreadsheet-database' is backed by MySQL with heavy Redis caching on AWS. Airtable AI/Cobuilder routes to OpenAI and Anthropic.

Amplitude

Analytics · AWS · Direct API

Amplitude runs a high-throughput event analytics platform on AWS with Kafka-based ingestion, DynamoDB/Redis for state and caching, and a proprietary columnar datastore optimized for behavioral analytics, plus AI Agents powered via Amazon Bedrock. Core production services are containerized and orchestrated with Kubernetes and Terraform-based infrastructure-as-code.[5][7]

Asana

Productivity · Hybrid · Direct API

Asana runs a large-scale, stateful, microservice-style backend with autoscaling infrastructure and a dedicated Production Infrastructure pod for observability and platform reliability, layered behind a multi-region, hybrid cloud deployment. Its data stack separates transactional MySQL/Aurora stores from analytical event pipelines and a cloud data warehouse used by growth and analytics teams.

BambooHR

HR · AWS · Direct API

SMB HR platform; AI assist on OpenAI over employee data.

Benchling

Biotech SaaS · AWS · Direct API

R&D cloud for life sciences; AI assistants on OpenAI over experimental data.

Block

FinTech · AWS · Direct API

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).

Box

Storage · AWS · Direct API

Box AI is explicitly multi-model — routes across OpenAI, Google and Anthropic over enterprise content.

Brex

FinTech · AWS · Direct API

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.

bunq

FinTech (EU) · Hybrid · Direct API

European neobank; Finn AI assistant on OpenAI over account data.

Clio

Legaltech · AWS · Direct API

Legal practice-management cloud; Clio Duo AI on OpenAI over matter/document data.

Cognition (Devin)

AI-coding · AWS · Direct API

Autonomous SWE agent (Devin) orchestrating Claude + GPT over its own long-horizon planning and code-execution sandboxes.

Coinbase

FinTech · AWS · Direct API

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.

Compass

Proptech · AWS · Direct API

Real-estate brokerage platform; agent AI tools on OpenAI over listing/CRM data.

Coursera

EdTech · AWS · Direct API

Online learning; Coursera Coach + course generation on OpenAI over its catalog.

Cursor

DevTools · AWS · Direct API

AI code editor (Anysphere) leaning heavily on Anthropic Claude via Direct API over its own retrieval index.

Dave

FinTech · AWS · Direct API

Neobank; in-house underwriting ML plus OpenAI for support/assistant.

Decagon

CX AI · AWS · Direct API

AI customer-support agents orchestrating Claude + GPT over a company knowledge base.

Deel

HR · AWS · Direct API

Deel runs a proprietary, multi-tenant SaaS platform (app.deel.com / api.letsdeel.com) on AWS with separate sandbox and production environments, using relational and NoSQL databases behind REST APIs consumed by customers and integrations.[3][10][4] AI is incorporated primarily at the application and workflow layer to automate compliance, payroll, and HR processes, rather than as a foundational LLM-native architecture.[6][4]

Discord

Communications · GCP · Direct API

Runs on Google Cloud; publicly migrated trillions of messages from Cassandra to ScyllaDB and uses Elixir + Rust for real-time gateway/voice. AI features (Clyde and successors) built on OpenAI.

Doctolib

Healthcare (EU) · Hybrid · Direct API

European health-booking platform; AI assistants built on Mistral for EU data-sovereignty.

DoorDash

Marketplace · AWS · Direct API

In-house logistics ML plus OpenAI for support + merchant tooling.

Dropbox

Storage · Hybrid · Direct API

Famously repatriated bulk file storage off AWS onto its own 'Magic Pocket' exabyte infrastructure while keeping some cloud for edge/compute. Metadata in sharded MySQL (Edgestore). Dropbox Dash AI uses OpenAI.

Duolingo

EdTech · AWS · Direct API

Birdbrain in-house ML sets lesson difficulty; GPT-4 (Direct API) powers Roleplay + Explain-my-Answer.

Expedia

Travel · AWS · Direct API

Travel platform; early OpenAI customer (Romie / trip planning) over its own travel-graph ML.

Figma

Design · AWS · Direct API

Browser-based design tool whose moat is a custom C++ rendering/document engine shipped to the browser via WebAssembly. Metadata in sharded PostgreSQL on AWS; multiplayer via bespoke real-time sync servers.

Glean

Enterprise Search · GCP · Direct API

Enterprise assistant that lets customers pick across OpenAI, Anthropic and Google over a permissions-aware index.

Grafana Labs

Observability · Multi-Cloud · Direct API

Grafana Cloud runs a SaaS observability platform built on its open source engines (Mimir, Loki, Tempo, Prometheus) deployed across major public clouds with object storage backends like S3/GCS/Azure Blob for long‑term data. The core Grafana server is a Go backend with a React/TypeScript frontend that acts as a visualization and control plane over these distributed storage and query services.

Granola

Productivity AI · AWS · Direct API

AI meeting-notes app built primarily on Anthropic Claude over transcribed audio.

Gusto

HR/Payroll · AWS · Direct API

SMB payroll/HR; AI assistant features on OpenAI over payroll/benefits data.

Hex

Analytics · AWS · Direct API

Collaborative data notebook; Magic AI routes to OpenAI + Anthropic over warehouse queries.

Honeycomb

Observability · AWS · Direct API

Observability platform; its Query Assistant is built on Anthropic Claude over telemetry.

HubSpot

CRM · AWS · Direct API

AWS-native marketing/CRM suite built on a large HBase + MySQL backbone with Kafka event streaming. AI ('Breeze'/ChatSpot) wraps OpenAI plus in-house models over first-party CRM data.

Instacart

Marketplace · GCP · Direct API

Own catalog/logistics ML; an early, prominent OpenAI customer for search + Ask Instacart.

Intercom

Support · AWS · Direct API

Fin support agent runs on Anthropic + OpenAI over a customer help-content index.

Ironclad

Legaltech · AWS · Direct API

Contract-lifecycle platform; AI contract review/drafting on OpenAI + Anthropic.

Jasper

Marketing AI · AWS · Direct API

Marketing copy platform orchestrating OpenAI + Anthropic over brand context.

Khan Academy

EdTech · GCP · Direct API

Khanmigo tutor built on OpenAI GPT-4 over its learning content, with heavy safety scaffolding.

Klarna

FinTech · AWS · Direct API

AWS-native BNPL that built its customer-service assistant directly on OpenAI, reportedly handling two-thirds of chats.

Lovable

AI-coding · AWS · Direct API

AI app builder leaning on Anthropic Claude to generate full-stack apps from prompts.

Mercury

FinTech · AWS · Direct API

Startup banking; AI assist on OpenAI over transaction data.

Miro

Collaboration · AWS · Direct API

Visual canvas; AI features on OpenAI.

monday.com

Productivity · AWS · Direct API

Work OS; AI blocks on OpenAI over board data.

Notion

Productivity · AWS · Direct API

Block-based docs stored in a heavily sharded PostgreSQL fleet on AWS (publicly documented re-sharding to hundreds of shards). Notion AI routes to OpenAI and Anthropic models.

Patreon

Creator · GCP · Direct API

Creator-membership platform; AI features on OpenAI.

Postman

DevTools · AWS · Direct API

API platform; Postbot AI on OpenAI over API specs/collections.

Procore

Construction SaaS · AWS · Direct API

Construction-management cloud; AI agents on OpenAI over project/document data.

Ramp

FinTech · AWS · Direct API

AWS-native finance-automation/corporate-card platform on PostgreSQL, AI-first in positioning: LLM agents (OpenAI/Anthropic) automate expense categorization, approvals and procurement over transaction data.

Reddit

Social Media · AWS · Direct API

AWS-hosted; a Python/Pylons heritage over PostgreSQL with Cassandra and heavy Memcached caching, moving to Go/GraphQL services. Monetizes data licensing for AI training; Reddit Answers uses LLMs.

Replit

DevTools · GCP · Direct API

Cloud IDE whose Agent is built primarily on Anthropic Claude.

Retool

DevTools · AWS · Direct API

Internal-tools builder with multi-model AI app components.

Revolut

FinTech · GCP · Direct API

In-house risk ML plus OpenAI for support/assistant features.

Rippling

HR/IT · AWS · Direct API

Workforce platform; AI agents on OpenAI + Anthropic over the employee graph.

Robin AI

Legaltech · AWS · Direct API

Contract-AI platform built primarily on Anthropic Claude over legal documents.

Sentry

DevTools · GCP · Direct API

Error-monitoring; Autofix/Seer uses OpenAI + Anthropic over stack traces.

Shopify

E-Commerce · GCP · Direct API

Migrated to Google Cloud; a Rails 'majestic monolith' sharded into pods over MySQL (Vitess) with Kafka. Shopify Magic/Sidekick AI uses OpenAI; storefront stack (Hydrogen/Remix) is open-source.

Sierra

CX AI · AWS · Direct API

Conversational-AI agents (Bret Taylor) built multi-model but Anthropic-forward.

Smartsheet

SaaS · AWS · Direct API

Work-management platform; AI formulas/summaries on OpenAI over sheet data.

Snap

Social · GCP · Direct API

My AI assistant runs on OpenAI + Google; heavy in-house vision ML elsewhere.

SoFi

FinTech · AWS · Direct API

Digital finance; in-house risk ML plus OpenAI for member support/assistant.

Spellbook

Legaltech · AWS · Direct API

AI contract drafting in Word, built on OpenAI with legal-tuned retrieval.

Spotify

Streaming Media · GCP · Direct API

Migrated off its own data centers to Google Cloud (BigQuery/Bigtable/Pub-Sub) with Cassandra for serving. Recommendations are in-house ML; AI DJ uses OpenAI + its own voice. Created the open Backstage platform.

Squarespace

Website Builder · Hybrid · Direct API

Website/commerce builder historically on its own data centers, increasingly cloud-hybrid; polyglot persistence (MySQL/MongoDB/Cassandra). AI site-generation and copy use OpenAI.

Substack

Media · AWS · Direct API

Publishing platform; AI writing/discovery features on OpenAI.

Toast

Restaurant SaaS · AWS · Direct API

Restaurant POS/platform; AI menu/ops assistants on OpenAI over transaction data.

Twilio

Communications · AWS · Direct API

AWS-native communications APIs (voice/SMS/email via SendGrid) over MySQL + DynamoDB with Kafka eventing. Owns the Segment CDP; CustomerAI layers LLMs over unified customer profiles.

Udemy

EdTech · AWS · Direct API

Learning marketplace; AI assistant + course tools on OpenAI.

Vanta

Compliance · AWS · Direct API

Security-compliance automation; AI questionnaire/evidence features on OpenAI.

Vercel

DevTools · AWS · Direct API

Frontend cloud built atop AWS, exposing a global edge + serverless/Functions layer; stewards the open-source Next.js framework. v0 AI is built on OpenAI/Anthropic models.

Watershed

Climate · GCP · Direct API

Carbon-accounting platform; AI features on OpenAI over emissions data.

Webflow

Website Builder · AWS · Direct API

Visual web-development platform on AWS; MongoDB for the flexible CMS/site model with MySQL/Redis support. AI assists site generation and content via OpenAI/Anthropic.

Windsurf (Codeium)

AI-coding · AWS · Direct API

AI IDE (formerly Codeium) routing to Claude + GPT over its own retrieval/indexing engine.

Wix

Website Builder · Hybrid · Direct API

Site builder; AI site/content generation on OpenAI.

Zendesk

Support · AWS · Direct API

AWS-native support suite; AI agents + summarization on OpenAI.

← Back to the full orbit map (all 260 companies) · Score your own stack →