schema_version = 8
id = "competing-implementations-lab"
version = "8.0.0"
display_name = "Competing Implementations Lab"
description = "An experimental Terra root defines one objective contract while DeepSeek and Sonnet independently build competing isolated patches for evidence-based selection."
tags = ["implementation", "competition", "isolated-worktrees", "lab"]
maturity = "lab"
root = "experiment_judge"
smoke = "smoke.toml"

[agents.experiment_judge]
kind = "root"
description = "Objective-contract author, benchmark owner, canonical writer, and selection authority"
model = "codex_chatgpt_builtin__gpt_5_6_terra"
reasoning = "high"
allowed_reasoning_efforts = ["medium", "high", "xhigh", "max"]
execution_mode = "goal"
goal_token_budget = 400000
max_goal_token_budget = 600000
stall_warning_seconds = 3600
finalization_grace_seconds = 1800
plan_reasoning = "high"
permissions = "workspace-write"
can_spawn = ["deepseek_candidate", "sonnet_candidate"]
max_active = 1
trust = "high"
verification = "always"
instructions = "agents/experiment-judge.md"

[agents.deepseek_candidate]
description = "Independent DeepSeek implementation in an isolated worktree"
model = "opencode_go_openai_chat__deepseek_v4_pro"
reasoning = "high"
allowed_reasoning_efforts = ["high", "max"]
execution_mode = "goal"
goal_token_budget = 300000
max_goal_token_budget = 500000
stall_warning_seconds = 1800
finalization_grace_seconds = 1800
permissions = "workspace-write"
backends = ["mcp"]
can_spawn = []
max_active = 1
allowed_task_kinds = ["implement", "benchmark"]
trust = "high"
verification = "always"
contract_enforcement = "strict"
output_contract = "contracts/candidate.json"
instructions = "agents/candidate.md"

[agents.sonnet_candidate]
description = "Independent Sonnet implementation in a separate isolated worktree"
model = "opencode_zen_anthropic_messages__claude_sonnet_5"
reasoning = "high"
allowed_reasoning_efforts = ["medium", "high", "xhigh", "max"]
execution_mode = "goal"
goal_token_budget = 300000
max_goal_token_budget = 500000
stall_warning_seconds = 1800
finalization_grace_seconds = 1800
permissions = "workspace-write"
backends = ["mcp"]
can_spawn = []
max_active = 1
allowed_task_kinds = ["implement", "benchmark"]
trust = "high"
verification = "always"
contract_enforcement = "strict"
output_contract = "contracts/candidate.json"
instructions = "agents/candidate.md"

[agents.experiment_judge.controls.deepseek_candidate]
actions = ["inspect", "trace", "steer", "interrupt", "pause", "continue", "detach", "stop", "finalize", "compact", "respond", "set_effort", "fork"]

[agents.experiment_judge.controls.sonnet_candidate]
actions = ["inspect", "trace", "steer", "interrupt", "pause", "continue", "detach", "stop", "finalize", "compact", "respond", "set_effort", "fork"]

[coordination]
mode = "matched_competing_implementations_experiment"
orchestration = "mcp"
max_active_agents = 3
max_depth = 1
max_children_per_agent = 2
max_active_writers = 2
reject_ancestor_role = true
wait_policy = "dependency_only"
write_conflict_policy = "reject"
contradiction_policy = "primary_evidence"
result_visibility = "session"