Head to head · Assistant proactive · October 2026 research run
NanoClaw vs ZeroClaw
ZeroClaw scores 70.2 (BB) on agent readiness against NanoClaw's 68.3 (B), and leads in 3 of 7 scored categories. Both do assistant proactive.
Best AI personal assistants that act for one person · All 190 assistants comparisons
Which one, for what
NanoClaw B
Best for A technical owner who wants an assistant on their own machine, reachable from chat apps, with container isolation and scheduled tasks, and who is willing to keep a fork.
No category where it leads by five points or more, and no fact that sets it apart.
Watch for
The Claude provider runs with permissionMode: 'bypassPermissions', so shell, file and web tools run inside the container with no prompt
ZeroClaw BB
Best for One person who wants an assistant on their own hardware that answers on Telegram, Discord, Matrix or email, asks before it writes or runs commands, and works with a local model.
Also in its favour
- Agent-ready, a grade of BB or better
Watch for
The docs state that command execution is not audited. [security.audit] records certificate events only, and tool receipts are opt-in and not durable
Score by category
| Category | Weight this run | NanoClaw | ZeroClaw | Edge |
|---|---|---|---|---|
| Reliability | 16%20 | 78 | 74 | NanoClaw +4 |
| Performance | 10%pending | pending | pending | not scored in this run |
| Schema & documentation | 13%16.2 | 82 | 82 | even |
| Agent ergonomics | 13%16.2 | 70 | 72 | ZeroClaw +2 |
| Security & auth | 14%17.5 | 74 | 76 | ZeroClaw +2 |
| Payments & pricing | 10%12.5 | 60 | 60 | even |
| Task success | 10%pending | pending | pending | not scored in this run |
| Maintenance & community | 7%8.8 | 78 | 80 | ZeroClaw +2 |
| Transparency & trust | 7%8.8 | 65 | 64 | NanoClaw +1 |
| Negative events | ≤15 | -5 | -3 | |
| Total | B 68.3/100 | BB 70.2/100 |
Facts side by side
| Fact | NanoClaw | ZeroClaw |
|---|---|---|
| Kind | Agent harness | Agent harness |
| Vendor | NanoCo, Inc. | ZeroClaw Labs |
| Hosted endpoint | no (local only) | no (local only) |
| Transports | ||
| Auth | None | None |
| Pricing | Free | Free |
| x402 | no | no |
| Licence | MIT | MIT OR Apache-2.0 |
| Read-only variant documented | no | yes |
| llms.txt | yes | yes |
| Last release | 2026-10-09 | 2026-09-05 |
| Terms last updated | no document linked | no document linked |
| Privacy policy last updated | no document linked | no document linked |
| Customer content may train models | ||
| Terms restrict automated access | ||
| Terms restrict benchmarking | ||
| Terms or service can change without notice | ||
| Arbitration or class-action waiver | ||
| Popularity | 31k stars | 33k stars |
Verdicts
NanoClaw
Each session runs in an unprivileged Docker container and API keys stay in a credential gateway on the host, so a manipulated agent cannot read them. Inside the container the agent runs with permission prompts off, network egress is open by default, and it can message any chat it is wired to without approval.
ZeroClaw
Supervised autonomy is the default, so tools outside a short read-only list wait for the owner's approval, and secrets are encrypted in the config file. The docs state that command execution is not written to an audit log, and the project publishes no privacy policy or terms.
Before you call either
NanoClaw
- Install with
git cloneandbash nanoclaw.sh. There is no registry package, and setup needs Docker, Node 22 or later and a Claude or Codex credential - Set
NANOCLAW_EGRESS_LOCKDOWN=truebefore giving an agent credentials or an audience of strangers. The default leaves egress open - Put chats with different audiences in separate agent groups. Every session of a group shares one read-write workspace and memory tree
- Turn on per-request approval for a secret in the gateway when its use should wait for a person. It is off unless configured
- On OneCLI installs, move the gateway to 1.42.0 by the upgrade guide before updating to 2026.10.0. The updater stops until that is done
ZeroClaw
- Keep
[risk_profiles.<alias>] level = "supervised".fullruns every tool not listed inalways_ask, and the YOLO preset removes the sandbox and path rules too - Add sending and account tools such as
send_via,google_workspaceandhttp_requesttoalways_askso a session-level Always grant cannot skip the prompt - List senders in
[peer_groups.<name>] external_peers.["*"]accepts anyone on that channel - Set
[web_fetch].allowed_domainsand[http_request].allowed_domains. Fetches run unprompted and the OS sandbox does not block egress - Run one-shot tasks with
zeroclaw agent -a <alias> -m "<task>". A cron or webhook turn has no prompt, so shell calls fall to the command policy
Questions
Which is better for AI agents, NanoClaw or ZeroClaw?
ZeroClaw scores 70.2 (BB) on agent readiness against NanoClaw's 68.3 (B), and leads in 3 of 7 scored categories.
Are NanoClaw and ZeroClaw open source?
Yes. NanoClaw is open source (MIT). ZeroClaw is open source (MIT OR Apache-2.0).
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Machine-readable
- This page as Markdown
/compare/nanoclaw-vs-zeroclaw.md· slim.min.md· JSON.json(or sendAccept: text/markdown) - Each listing in full
/api/v1/tools/nanoclaw.json·/api/v1/tools/zeroclaw.json - From a terminal
anchor compare nanoclaw zeroclaw(the CLI) - Over MCP
compare_tools {"a": "nanoclaw", "b": "zeroclaw"}at/mcp, no key