Solutions

Shared memory for multi-agent development

Teams are starting to use more than one coding agent: one for planning, one for implementation, one for tests, one for docs. Windy gives all of them the same project memory — specs, architecture, diagrams, decisions, plans, tasks, and execution history — so every agent builds from the same source of truth.

The short version

Multi-agent development only works when the memory is shared.

Multiple coding agents can help decompose, implement, test, and document software faster. But if every agent has a different view of the project, speed turns into divergence. Windy gives the project one durable memory that humans and agents can read, review, and update.

Windy is not another coding agent. It is the shared memory layer that keeps many coding agents aligned.

The problem

More agents create more output — and more ways to drift.

A single coding agent can already go off-spec when design context is missing. With multiple agents, the risk compounds. One agent may infer an API shape, another may choose a different data owner, another may write tests against stale behavior, and a fourth may update docs from the wrong version of the plan.

Different agents infer different architecture.

Local reasoning becomes inconsistent system design.

Task order gets lost.

Work that should be sequenced becomes parallel in the wrong places.

Plans disappear into one agent's chat.

Other agents cannot reliably continue from it.

Execution history fragments.

Nobody can quickly see what ran, what failed, and what still needs review.

Humans lose the review yardstick.

If agents do not share one design, there is no stable target to review against.

The bottleneck is not only agent capability. It is shared understanding.

Shared memory

Give every agent the same project truth.

Multi-agent development needs a source of truth outside any one agent. The project memory should hold the design, constraints, plan, and execution record that every agent uses before it acts. Humans should be able to inspect and change that memory. Agents should be able to read it and write updates when the implementation changes.

  • Specs and requirementswhat the system should do.
  • Architecture noteshow the system is shaped and why.
  • Diagramsworkflows, data relationships, system maps, and cloud architecture.
  • Contracts and schemasAPIs, events, database models, and payloads.
  • Decision recordstradeoffs, constraints, and rejected alternatives.
  • Plans and tasksordered work with objectives, dependencies, prompts, and acceptance criteria.
  • Execution historywhat ran, what changed, what failed, and what still needs review.

The memory should belong to the project, not to whichever agent touched the work last.

Windy model

Multi-agent work needs both design memory and execution memory.

A shared memory layer is not just a wiki. Agents need to know what should be true, and they need an ordered path for changing it. Windy separates those concerns into Docs and Plans.

Windy Docs — shared design memory

Specs, architecture notes, diagrams, contracts, schemas, requirements, and decisions. Every agent can read the same intent before editing code.

Windy Plans — shared execution memory

Ordered tasks, objectives, dependencies, acceptance criteria, prompts, and execution logs. Agents can execute work in a sequence humans can review.

Docs tell every agent what should be true. Plans tell each agent what to do next.

Workflow

Decompose the work without losing the design.

A multi-agent workflow should not mean four agents improvising in parallel. It should mean one project memory, one plan, and clear task lanes.

01

Capture the design

Humans and agents create or refine specs, architecture, diagrams, contracts, and decisions in Windy Docs.

02

Create a plan

Large work becomes ordered tasks with objectives, dependencies, acceptance criteria, and agent-ready prompts.

03

Assign task lanes

One agent may plan, another may implement, another may write tests, and another may update docs.

04

Read before acting

Each agent reads the relevant Windy Docs and current task before doing work.

05

Record execution

Each run leaves status, notes, and review context in the execution history.

06

Update the memory

When implementation changes the design, the source of truth changes too.

The agents can divide the work because the project memory is not divided.

In practice

What this looks like in practice.

A team wants to launch audit logs across a SaaS product: data model, backend events, admin UI, filtering, export, tests, and documentation.

Without shared memory

One agent designs the event schema in chat. Another writes backend code from a different assumption. A third writes UI against a stale API. A fourth documents behavior that changed during implementation.

With Windy

  1. The audit-log spec defines events, actors, retention, filtering, export, and permissions.
  2. The architecture doc explains where events are emitted and stored.
  3. The API contract defines event payloads and query behavior.
  4. The plan breaks work into schema, event capture, API, UI, tests, docs, and rollout tasks.
  5. Each agent reads the same docs and its assigned task before acting.
  6. Execution history records which tasks succeeded, failed, or need review.
  7. Docs and decisions are updated as the implementation evolves.

Multi-agent development becomes a coordinated plan, not a pile of parallel guesses.

Execution

Every agent run should leave a trail.

When multiple agents work on a project, the team needs to know what happened: which task ran, which files changed, which assumptions were made, which tests passed, and what still needs human review. Execution history turns agent activity into a durable project record.

  • Task statuspending, running, blocked, succeeded, failed, or review needed.
  • Agent noteswhat the agent attempted and why.
  • Review noteswhat humans accepted, changed, or rejected.
  • Follow-up taskswhat should happen next.
  • Doc updateswhat source-of-truth artifacts changed after the run.

Without execution history, every agent run becomes another disappearing conversation.

Control

Multi-agent does not mean human-out-of-the-loop.

Windy keeps the human as architect and reviewer. Agents can help write docs, decompose plans, execute tasks, and record progress, but the shared memory remains visible and reviewable. That makes multi-agent work easier to steer instead of harder to understand.

  • Project-scoped memoryagents see the connected project's source of truth.
  • Reviewable docshumans can inspect the design agents are using.
  • Ordered taskslarge work is decomposed into steps with dependencies.
  • Acceptance criteriaevery task has a clear definition of done.
  • Execution historyagent runs leave a durable record.
  • Revocable accessteams can control which agents can reach the memory.

Shared memory gives teams more control over multi-agent work, not less.

Windy

Windy is the shared memory layer for multi-agent development.

Windy gives humans and coding agents one project-scoped source of truth for specs, architecture, diagrams, contracts, decisions, plans, tasks, and execution history. Humans review and shape that memory in the web app. Agents read and write it over MCP.

Your agents still write the code. Windy makes sure they build from the same memory.

Best fit

When Windy helps most with multi-agent development.

Large feature rollouts

Work that spans backend, frontend, tests, docs, and migration steps.

Architecture-sensitive changes

APIs, schemas, service boundaries, event flows, permissions, and data ownership.

Parallel agent workflows

Teams assigning planning, implementation, testing, and documentation to different agents.

Long-running migrations

Work that must be paused, resumed, and reviewed across many runs.

Multi-tool teams

Projects using Claude Code, Cursor, Codex, OpenCode, or future MCP-aware agents together.

Codebases where maintainability matters

Projects where speed without shared understanding would create long-term risk.

FAQ

Questions, answered.

Windy is the shared memory layer for multi-agent development.

Your agents still write the code. Windy makes sure they build from the same memory.

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