Local product studio for you and your agent

Tell your agent what to build. See the real product.

Create from a brief and reference, compare checked static and React builds, inspect declared state and fixture data, then point at the result and ask for the next change.

replay
state replay passed
reducer
reducer generated
manifest
manifest checked
shell
shell hash matched
runtime
No runtime LLM
browser corpus
10/10 conformant
viewports
mobile · tablet · desktop
product quality
10/10 first-compile passes · 0 critical issues
semantic corrections
10/10 verified previews · 10 applied receipts
refinement gates
8/8 passed
1 · intent
Agent writes IntentBundle JSON.
2 · compile
CompositionIR to UI and reducer, no LLM.
3 · proof
Provenance, replay, and shell hash attached.
State IRinteractive_state_v0 writes state_reducer.ts and reduceViewSpecState.
Aesthetic ProfilesEight compiled projections from one semantic graph.
Proof Pipelinestate_replay_assertions plus viewspec prove-app --with-shell.
Semantic CorrectionSource-bound previews and applied receipts keep changes traceable.
Portable Surfaceshtml-tailwind and React locally; four integrity-checked targets through the paid API.
describeAuthor IntentBundle or AppBundle JSON.
validateviewspec validate-intent fails closed on drift.
proveviewspec prove --intent compiles, checks, and renders the exact artifact.
FreeLocal SDK. Unlimited compiles, proofs, and surfaces.
Pro149/mo. Hosted compiler API, 10k calls per day.
EnterpriseCustom volume, organization sharing, and support.
provenance
Every element traces to its address.
determinism
Same source, design, and compiler version; same bytes and hash.