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Cybara
Pricing
- Model
- Free
Summary
Most self-hosted agent platforms make you choose between control and capability — either you own the runtime but wire every tool yourself, or you get a polished feature set that phones home to someone else's cloud.
Cybara is a fully open-source, MIT-licensed agent runtime you run entirely on your own hardware, with no required account, no telemetry, and no cloud dependency. The vendor describes 50+ model providers, 80+ built-in tools, and 25+ messaging channels available out of the box — a surface area that takes serious effort to configure correctly before it pays off. The operator controls are the genuine differentiator: per-session tool allowlists, filesystem checkpoints, spend caps, and approval gates mean agents don't act without your sign-off. The breadth is also the trap — teams starting with a single use case will spend time disabling or routing around features that don't apply to them. Where it earns its complexity is multi-channel deployments or on-chain automation where the alternative is building that policy layer from scratch.
Bottom line: Pick Cybara when you need a self-hosted runtime with hard operator controls and multi-channel reach; plan for a different tool when your team needs a managed, low-config deployment and nobody wants to maintain the infrastructure.
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Pros
Sign in to edit- 100% self-hosted with no required account or telemetry, so data never leaves your infrastructure — which means compliance environments that block third-party agent runtimes stay viable.
- Per-session and persistent tool allowlists paired with approval gates, so agents cannot execute filesystem writes or external calls you haven't explicitly signed off on — teams that have been burned by runaway automation don't have to build that guardrail layer themselves.
- Multi-key credential pools with rate-limit rotation, spend caps, and circuit breakers, so a single provider hitting its limit doesn't stall a production workflow — the router falls back automatically rather than failing silently.
- MCP support in both directions — Cybara consumes external MCP servers as tools and exposes its own tools to other MCP clients — which means you're not locked into a proprietary integration model when your stack changes.
- Agents codify verified multi-step procedures as skills that reload on every future session, so repetitive multi-step tasks stop requiring re-prompting and the agent's effective capability grows with use.
Cons
Sign in to edit- The configuration surface is wide by design, and a team standing up a first deployment — model providers, credential pools, tool allowlists, channel policies, wallet caps — faces a setup overhead that a narrow single-use-case prototype doesn't justify. Teams that need something running in an afternoon switch to a managed hosted platform and accept the data-residency trade-off.
- There is no hosted or cloud fallback: if your infrastructure goes down, your agents go down. Teams running uptime-sensitive customer-facing agents who don't want to own the SRE burden for the runtime itself will find this architecture unsustainable and move to a vendor-managed solution.
- The on-chain wallet features (ETH, BTC, SOL) and desktop computer-use automation require careful policy configuration before they are safe to run in a shared environment — the docs describe policy caps and SSRF protection, but misconfigured allowlists on a multi-user deployment expose real execution risk that a managed platform would gate behind their own controls.
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About
- Platforms
- macOS, Windows, Linux, Web, iOS, Android
- API Available
- No
- Self-Hosted
- Yes
- Last Updated
- 2026-07-17T03:35:34.129Z
Best For
Who it's for
- Users needing fully self-hosted agent runtimes
- Developers integrating agents into editors via ACP/LSP
- Operators requiring tool approval and policy controls
- Multi-channel messaging and on-chain agent tasks
- Local model routing with spend and rate-limit management
What it does well
- Multi-agent coding and automation workflows
- Browser and desktop task automation with live preview
- Messaging bots across Telegram, Discord, Slack and others
- On-chain operations with encrypted wallets
- Self-improving agents via codified skills and memory
Integrations
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Frequently Asked Questions
- Is Cybara free?
- Yes — Cybara is fully free to use. There is no paid tier.
- Is Cybara open source?
- Yes. Cybara is open source.
- Can I self-host Cybara?
- Yes. Cybara supports self-hosting on your own infrastructure.
- What platforms does Cybara support?
- Cybara is available on: macOS, Windows, Linux, Web, iOS, Android.
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Curated lists that include this category
When cloud-hosted agent platforms are off the table — for compliance, cost, or data sovereignty — the usual fallback is stitching a runtime together from libraries. Cybara is a self-hosted, open-source alternative that ships the full stack: multi-agent coordination, a built-in tool library covering code, browser, desktop, file, and API execution, 25+ messaging channel integrations, and on-chain wallet operations, all running on hardware you control. The core workflow is agent-plus-tools: you configure a model provider from the supported catalog, attach tools from the built-in library or install MCP servers from the official registry, set allowlist and spend policies, and agents execute against real environments while you watch approvals queue in the chat panel.
The feature that separates Cybara from a typical agent scaffold is the operator control layer. Tool allowlists, filesystem checkpoint and rollback, transform hooks, and per-channel access policy are first-class — not bolted on. The router is spend-aware: it tracks coding-plan windows from your subscriptions, rotates across multi-key credential pools when rate limits approach, and trips circuit breakers before you hit hard caps. Embeddings for the semantic workspace index run locally via Transformers.js, so the IDE and memory features stay air-gapped if your environment requires it.
Cybara fits teams running agents at the infrastructure level — a developer integrating agent execution into an editor over ACP, an operator automating multi-channel messaging across Telegram and Discord with per-channel policy, or a team running on-chain tasks that cannot touch a third-party runtime. Where it breaks down is for teams that want a managed experience: there is no hosted version, no vendor-run infrastructure, and the breadth of configuration surface means a solo developer building a single narrow prototype will spend more time on setup than the use case warrants. Teams that hit that ceiling typically move to a managed platform and trade control for faster initial deployment.
Editor integration runs over the Agent Client Protocol — executing `cybara acp` connects Zed or any ACP client to the local runtime. MCP works in both directions: Cybara consumes MCP servers as agent tools and exposes its own tools to Claude Desktop and other MCP clients. The skill registry (ClawHub, Skills.sh, GitHub) lets agents install and author reusable SKILL.md procedures that persist across sessions, compounding capability over time without re-prompting.