Multi-agent debate for better AI decisions. Research-backed, local-first.
Project description
LLM Parliament
Multi-agent debate for better AI decisions. Research-backed, local-first.
Three AI models debate your question through a parliamentary process: First Reading, Debate, and Division. The result is a structured verdict with consensus, split views, risks, and a recommendation.
Built on multi-agent debate, a technique shown to improve AI accuracy by 7-15% in research (Liang et al. 2023, Chen et al. 2023).
Quick Start
pipx install llm-parliament
parliament doctor
parliament # opens the TUI
The mock parliament runs out of the box with no setup.
Installation
The recommended way is pipx — it installs the tool into an isolated
environment but exposes parliament globally on your PATH, so you don't
have to think about virtual environments.
Linux
# Prereqs (one-time)
sudo apt install pipx # Debian/Ubuntu — or `pacman -S python-pipx`, `dnf install pipx`
pipx ensurepath # adds ~/.local/bin to PATH
# Restart your shell.
# Install
pipx install llm-parliament
# Verify
parliament doctor
macOS
# Prereqs (one-time)
brew install pipx
pipx ensurepath
# Restart your shell.
# Install
pipx install llm-parliament
# Verify
parliament doctor
Windows
# Prereqs (one-time)
# 1. Install Python 3.11+ from python.org — check "Add Python to PATH" during install.
# 2. Install pipx:
python -m pip install --user pipx
python -m pipx ensurepath
# 3. Close and reopen Windows Terminal (recommended) or PowerShell.
# Install
pipx install llm-parliament
# Verify
parliament doctor
Notes:
- All cloud provider SDKs (Anthropic, Google, OpenAI) are bundled. No extras needed.
- Ollama (for local models) is a separate native daemon — install from https://ollama.com if you want local models. The
parliament doctorcommand tells you what's detected. - On Windows, the install pulls in
windows-cursesautomatically so the TUI works out of the box. Windows Terminal is recommended overcmd.exe(better VT/UTF-8 support); legacycmd.exeis supported. - Keys are stored in
~/.parliament/keys.env(%USERPROFILE%\.parliament\keys.envon Windows) with restricted permissions on Unix.
Verify your install
After install, run:
parliament doctor
You'll see something like:
Environment
✓ Python 3.12.5 (>=3.11 required)
✓ Curses available
✓ Terminal: 142x38
✓ Config: ~/.parliament/config.yaml (initialized)
Providers
✓ Anthropic SDK ℹ ANTHROPIC_API_KEY not set
✓ Google SDK ℹ GOOGLE_API_KEY not set
✓ OpenAI SDK ℹ OPENAI_API_KEY not set
ℹ Ollama: not reachable at http://localhost:11434
Next steps
- Add cloud keys: parliament keys set <provider> <key>
- Local models? Install Ollama from https://ollama.com, then `ollama pull llama3.1`
- Run the TUI: parliament
Exit code is 0 if the install is functional (regardless of whether you
have keys/Ollama configured), or 1 if something is broken (e.g. Python
too old).
Configuration
Your personal config lives at ~/.parliament/config.yaml (or
%USERPROFILE%\.parliament\config.yaml on Windows) — outside the repo, so
your settings never end up in git.
On first run, a default mock-only config is copied from the bundled
config.example.yaml. The mock config works immediately with no setup so
you can verify the install. Edit it via parliament members, the TUI, or
directly in your editor to swap in real models.
The repo only ships config.example.yaml (the template). The runtime
config.yaml is gitignored.
Optional: Local Models (Ollama)
Ollama runs LLMs locally — free, private, no API keys. Install it separately, then point a parliament member at it.
- Install Ollama from https://ollama.com and start the daemon.
- Pull a model:
ollama pull llama3.1
- Edit
~/.parliament/config.yaml(or use the TUI) to add an Ollama member:parliament: members: - name: Llama provider: ollama model: llama3.1 providers: ollama: base_url: http://localhost:11434/v1
- Run
parliamentto start a debate.
Note: All providers default to no timeout (
timeout: null), so a slow local model on modest hardware won't be cut off. If you want a hard limit, settimeout: 600.0on the relevantproviders.<name>block.
Optional: Cloud Models
To use Anthropic, Google, or OpenAI, set the corresponding API key:
parliament keys set anthropic sk-ant-...
parliament keys set google ...
parliament keys set openai sk-...
Then edit ~/.parliament/config.yaml (or use the TUI) to add cloud
members:
parliament:
members:
- name: Claude
provider: anthropic
model: claude-haiku-4-5-20251001
- name: Gemini
provider: google
model: gemini-2.0-flash-lite
Keys are stored in ~/.parliament/keys.env with chmod 0600 on Unix.
You can also export ANTHROPIC_API_KEY, OPENAI_API_KEY, and
GOOGLE_API_KEY directly in your environment if you prefer.
Useful key commands:
parliament keys list
parliament keys remove openai
CLI Usage
# Check that the install is healthy
parliament doctor
# Use mock providers for fast local testing
parliament ask "Is this architecture too complex?" --mock
# Show the full transcript before the verdict (post-hoc dump)
parliament ask "Which queue should we use?" --verbose
# Hide the live debate panels and only print the final verdict
parliament ask "Quick check?" --no-show-debate
# Choose the Speaker for the final synthesis
parliament ask "What are the main risks?" --speaker Claude
# Show configured members
parliament members
# Open the full TUI dashboard
parliament
# Open the TUI with mock providers, no Ollama/API keys needed
parliament --mock
# Browse the same dashboard with a specific config
parliament tui --config /path/to/custom-config.yaml
Live debate view
By default, parliament ask and the curses TUI render the debate live: a
panel pops in for each member as their analysis lands, and stage headers mark
the transitions through First Reading → Debate → Division. This makes it
obvious which model is currently working and what they said.
The view is toggleable via three precedence-ordered sources:
| Precedence | Source | Example |
|---|---|---|
| 1 (highest) | CLI flag | parliament ask "..." --no-show-debate |
| 2 | Environment variable | PARLIAMENT_SHOW_DEBATE=0 parliament ask "..." |
| 3 | YAML config | display:\n show_debate: false |
| 4 (default) | Built-in | live view is on |
--show-debate controls whether the live panels appear during the run.
Hansard detail levels
By default, both the post-run terminal output and the saved .md file
contain the four-part Speaker synthesis (Consensus, Split, Risks,
Recommendation) — no LLM transcripts. Older runs that included the full
debate text by default are now opt-in via --hansard=full.
Four levels:
| Level | Includes | Roughly |
|---|---|---|
minimal |
Recommendation only | one paragraph — "just tell me what to do" |
verdict |
Full four-part synthesis | default — concise but complete |
archive |
+ YAML frontmatter + session footer | searchable in Obsidian, no walls of text |
full |
+ First Reading + Debate transcripts | today's full record (≈ what --verbose used to print) |
Set the level via three precedence-ordered sources:
| Precedence | Source | Example |
|---|---|---|
| 1 (highest) | CLI flag | parliament ask "..." --hansard archive |
| 2 | Environment variable | PARLIAMENT_HANSARD_LEVEL=full parliament ask "..." |
| 3 | YAML config | hansard:\n level: archive |
| 4 (default) | Built-in | verdict |
--verbose continues to work; it's an alias for --hansard=full.
The level applies to the saved .md file and the post-run terminal
output. The live in-flight debate view is independent — toggle it
separately with --show-debate / --no-show-debate.
TUI controls:
Type Edit the question field
Enter Run debate when question is focused
Tab Switch between question and members
Up/down or j/k Move through models
Enter Open selected member settings when members are focused
s Open settings when members are focused; save result from verdict screen
e Edit the selected member from the detail view
Left/backspace/Esc Return from settings to dashboard
Ctrl+U Clear the question field
Ctrl+S Save member edits
q Quit when focused on members/settings
Ctrl+Q Quit from anywhere
The TUI settings screen lets you set the local directory used for saved
Hansard Markdown responses. By default, saved responses go to
~/.parliament/hansards.
Member editing stays inside the TUI. The editor lets you change Name,
Provider, Model, and Base URL, while Tier, Role, and API key status
remain derived and read-only. Model pickers include supported presets plus a
Custom model escape hatch.
Inside the member editor, Enter opens provider/model pickers when those
fields are focused and saves the edit when the base URL field is focused.
Development
Clone the repo and create a virtual environment.
Linux / macOS:
git clone https://github.com/elarmuzik1993/llm-parliament.git
cd llm-parliament
python -m venv .venv
source .venv/bin/activate
python -m pip install -U pip
python -m pip install -e ".[all,dev]"
Windows (PowerShell):
git clone https://github.com/elarmuzik1993/llm-parliament.git
cd llm-parliament
python -m venv .venv
.venv\Scripts\Activate.ps1
python -m pip install -U pip
python -m pip install -e ".[all,dev]"
(In cmd.exe, use .venv\Scripts\activate.bat instead.)
Run the test suite:
python -m pytest
Run Ruff:
ruff check .
Try the CLI without external services:
parliament ask "What should we test first?" --mock
Project Layout
src/parliament/
cli.py Click CLI and Rich output
config.py YAML config loading and key management
core/ Public orchestration and domain types
procedures/ First Reading, Debate, and Division phases
providers/ Provider adapters for Ollama, OpenAI, Anthropic, Google
tests/ Unit tests
config.example.yaml Default config template (copied to ~/.parliament/config.yaml on first run)
Disclaimer
LLM Parliament is an orchestration framework. It coordinates multiple AI models to provide structured debate and synthesis. Users are responsible for complying with the Terms of Service and Usage Policies of their respective LLM providers (e.g., Ollama, OpenAI, Anthropic, Google). This tool does not bypass safety filters or usage restrictions of the underlying models.
License
AGPLv3
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