YeonGyu-Kim debbcbe7fb ROADMAP #124: --model accepts any string with zero validation; typos silently pass through; empty string accepted; status JSON has no model provenance
Dogfooded 2026-04-18 on main HEAD bb76ec9 from /tmp/cdAA2.

--model flag has zero validation:
  claw --model sonet status → model:'sonet' (typo passthrough)
  claw --model '' status → model:'' (empty accepted)
  claw --model garbage status → model:'garbage' (any string)

Valid aliases do resolve:
  sonnet → claude-sonnet-4-6
  opus → claude-opus-4-6
  Config aliases also resolve via resolve_model_alias_with_config

But unresolved strings pass through silently. Typo 'sonet'
becomes literal model ID sent to API → fails late with
'model not found' after full context assembly.

Compare:
  --reasoning-effort: validates low|medium|high. Has guard.
  --permission-mode: validates against known set. Has guard.
  --model: no guard. Any string.
  --base-commit: no guard (#122). Same pattern.

status JSON:
  {model: 'sonet'} — shows resolved name only.
  No model_source (flag/config/default).
  No model_raw (pre-resolution input).
  No model_valid (known to any provider).
  Claw can't distinguish typo from exact model from alias.

Trace:
  main.rs:470-480 --model parsing:
    model = value.clone(); index += 2;
    No validation. Raw string stored.

  main.rs:1032-1046 resolve_model_alias_with_config:
    resolves known aliases. Unknown strings pass through.

  main.rs:~4951 status JSON builder:
    reports resolved model. No source/raw/valid fields.

Fix shape (~65 lines):
- Reject empty string at parse time
- Warn on unresolved aliases with fuzzy-match suggestion
- Add model_source, model_raw to status JSON
- Add model-validity check to doctor
- Regression per failure mode

Joins #105 (4-surface model disagreement) — model pair:
  #105 status ignores config model, doctor mislabels
  #124 --model flag unvalidated, no provenance in JSON

Joins #122 (--base-commit zero validation) — unvalidated-flag
pair: same parser pattern, no guards.

Joins Silent-flag/documented-but-unenforced as 17th.
Joins Truth-audit — status model field has no provenance.
Joins Parallel-entry-point asymmetry as 10th.

Filed in response to Clawhip pinpoint nudge 1495000973914144819
in #clawcode-building-in-public.
2026-04-18 19:03:02 +09:00
2026-04-07 15:52:30 +09:00

Claw Code

ultraworkers/claw-code · Usage · Rust workspace · Parity · Roadmap · UltraWorkers Discord

Star history for ultraworkers/claw-code

Claw Code

Claw Code is the public Rust implementation of the claw CLI agent harness. The canonical implementation lives in rust/, and the current source of truth for this repository is ultraworkers/claw-code.

Important

Start with USAGE.md for build, auth, CLI, session, and parity-harness workflows. Make claw doctor your first health check after building, use rust/README.md for crate-level details, read PARITY.md for the current Rust-port checkpoint, and see docs/container.md for the container-first workflow.

ACP / Zed status: claw-code does not ship an ACP/Zed daemon entrypoint yet. Run claw acp (or claw --acp) for the current status instead of guessing from source layout; claw acp serve is currently a discoverability alias only, and real ACP support remains tracked separately in ROADMAP.md.

Current repository shape

  • rust/ — canonical Rust workspace and the claw CLI binary
  • USAGE.md — task-oriented usage guide for the current product surface
  • PARITY.md — Rust-port parity status and migration notes
  • ROADMAP.md — active roadmap and cleanup backlog
  • PHILOSOPHY.md — project intent and system-design framing
  • src/ + tests/ — companion Python/reference workspace and audit helpers; not the primary runtime surface

Quick start

Note

[!WARNING] cargo install claw-code installs the wrong thing. The claw-code crate on crates.io is a deprecated stub that places claw-code-deprecated.exe — not claw. Running it only prints "claw-code has been renamed to agent-code". Do not use cargo install claw-code. Either build from source (this repo) or install the upstream binary:

cargo install agent-code   # upstream binary — installs 'agent.exe' (Windows) / 'agent' (Unix), NOT 'agent-code'

This repo (ultraworkers/claw-code) is build-from-source only — follow the steps below.

# 1. Clone and build
git clone https://github.com/ultraworkers/claw-code
cd claw-code/rust
cargo build --workspace

# 2. Set your API key (Anthropic API key — not a Claude subscription)
export ANTHROPIC_API_KEY="sk-ant-..."

# 3. Verify everything is wired correctly
./target/debug/claw doctor

# 4. Run a prompt
./target/debug/claw prompt "say hello"

Note

Windows (PowerShell): the binary is claw.exe, not claw. Use .\target\debug\claw.exe or run cargo run -- prompt "say hello" to skip the path lookup.

Windows setup

PowerShell is a supported Windows path. Use whichever shell works for you. The common onboarding issues on Windows are:

  1. Install Rust first — download from https://rustup.rs/ and run the installer. Close and reopen your terminal when it finishes.
  2. Verify Rust is on PATH:
    cargo --version
    
    If this fails, reopen your terminal or run the PATH setup from the Rust installer output, then retry.
  3. Clone and build (works in PowerShell, Git Bash, or WSL):
    git clone https://github.com/ultraworkers/claw-code
    cd claw-code/rust
    cargo build --workspace
    
  4. Run (PowerShell — note .exe and backslash):
    $env:ANTHROPIC_API_KEY = "sk-ant-..."
    .\target\debug\claw.exe prompt "say hello"
    

Git Bash / WSL are optional alternatives, not requirements. If you prefer bash-style paths (/c/Users/you/... instead of C:\Users\you\...), Git Bash (ships with Git for Windows) works well. In Git Bash, the MINGW64 prompt is expected and normal — not a broken install.

Note

Auth: claw requires an API key (ANTHROPIC_API_KEY, OPENAI_API_KEY, etc.) — Claude subscription login is not a supported auth path.

Run the workspace test suite:

cd rust
cargo test --workspace

Documentation map

Ecosystem

Claw Code is built in the open alongside the broader UltraWorkers toolchain:

Ownership / affiliation disclaimer

  • This repository does not claim ownership of the original Claude Code source material.
  • This repository is not affiliated with, endorsed by, or maintained by Anthropic.
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