Specialists
Customizable agent personas and domain specialists with their own priors, models, skills, MCPs, and brains.

Specialists (/dashboard/specialists) bundle a cognitive style (PRIORS.md), a default model, an allowlist of skills, tools, and MCP servers, and a dedicated Specialist Brain (MEMORY.md + Omnigraph ontology lens) into a reusable profile you can pick in the Composer (+ → Specialist), summon via Capy, or select in the CLI (/specialist).
Starter Personas & Domain Specialists
Sandwalk seeds a roster of starter Specialists alongside domain-specific scientific specialists. These are starter defaults: you can edit any of them or click + New specialist in the top-right header to create your own.
| Starter Persona | Role / Archetype | Default Ontology Lens | Cognitive Priors (PRIORS.md) |
|---|---|---|---|
| Otium (Capybara) | Relaxed | 06 Second brain / 05 Biomed research | Calm, unhurried contemplative thinker. De-escalates complexity, cuts busywork, finds the simplest durable solution, and distills messy sessions into clean Living Wiki notes. |
| Soren (Owl) | Skeptical Reviewer | 02 Pharma intel | Methodological red-teamer. Hunts for confounders, batch effects, off-target liabilities, and contradicted assumptions before approving a conclusion. |
| Milo (Badger) | Project Manager | 03 Context graph | Structured execution lead. Turns ambiguous goals into clear milestones, dependencies, risk registers, and accountable action items. |
| Nova (Fox) | Dreamer | 05 Biomed research | Divergent hypothesis generator. Connects cross-disciplinary mechanisms, proposes unconventional experiments, and explores adjacent possibilities. |
| Atlas (Wolf) | Ambitious Generalist | 01 Industry intel | High-agency polymath. Synthesizes across code, biology, systems architecture, and strategy to ship end-to-end artifacts fast. |
Sandwalk also ships with scientific Specialists (Target Discovery, Protein Designer, Medicinal Chemist, Single-cell Analyst, Genomics Analyst, Clinical Trial Strategist, Literature Synthesizer, and Fast Computational Scientist).
Creating a Custom Specialist (+ New specialist)

- Open Dashboard → Specialists and click
+ New specialistin the top-right header. - Identity & Appearance:
- Click the avatar circle to choose from the built-in portraits, icons, or color accents.
- Enter a Name, optional Slug, short Description (shown in pickers), and Instructions (appended to the system prompt when this Specialist is active).
- Skills, Tools & MCP Allowlists:
- Skills: Attach specific installed or crystallized skills (
Add a skill...). - Tools: Toggle which Core and Extra tools this Specialist can call (keeping unrelated domain tools off so the prompt budget stays fast and focused).
- MCPs: Scope which MCP servers are active for this Specialist.
- Skills: Attach specific installed or crystallized skills (
- Click Create specialist.
Using the Profile Inspector Drawer
Click any card in Dashboard → Specialists to open the right-side Profile Inspector Drawer:
- Info: Edit
Cognitive Priors & Biases (PRIORS.md), role label, custom avatar URL, and active Omnigraph Cookbook lens (01–06) inline. - Runtime: Set a dedicated default model and provider for this Specialist.
- Skills: Inspect and manage attached skills.
- Memories (
specialist:<id>): View and teach durable rules directly to this Specialist's private brain, or click Explore Brain & Ontology Graph to open its scoped Knowledge Graph in Memory & Wiki. - Quick Start Chat (
▶): Click the play button on any card (or in the drawer header) to immediately launch a chat with that Specialist selected in the Composer toolbar ([Avatar] Otium ×).
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