Anthropic and OpenAI

Applied AI

Production builds on the Anthropic and OpenAI stacks.

Engagement window
2–8 weeks
Pod composition
1–3 senior experts + orchestrated agents
Pricing
Stated in proposal

What we do here

Custom agents, Claude Code skills and workflows, Custom GPTs and ChatGPT Apps, Realtime voice surfaces, retrieval pipelines.

Our internal substrate is Anthropic, so we know it cold — Agent SDK builds, Claude Code skills, Managed Agents deployments, Cowork integrations. When a client has standardised on OpenAI — GPT models on the Agents SDK and Responses API, Custom GPTs in ChatGPT, Realtime voice — the deliverable runs on that stack. The pod composition stays consistent; the platform meets the engagement where it lives.

What we ship in this discipline

  • Custom discipline agents on the Agent SDK or Agents SDK
  • Claude Code skills for internal teams
  • Custom GPTs and ChatGPT Apps
  • Realtime voice surfaces
  • Retrieval and grounding pipelines

Capabilities

Anthropic stack

Agent SDKClaude CodeManaged AgentsCoworkMCP servers

OpenAI stack

Agents SDKResponses APICustom GPTsChatGPT AppsRealtime

Models

Claude Opus / SonnetGPT-5o3RealtimeWhisper

Build tools

CodexAgent BuilderEvalsFine-tuning

Retrieval

Voyagetext-embedding-3pgvectorHybrid search

The list is what we build with — not what we promise to install. The right tool for the work is named in scope.

Begin

If the work lives here, take the assessment.

Free, self-driven, no sales call. A proposal — outcome pod or day-rate pod — within 24 hours.