{"kind":"github.issue","format":"markdown","title":"Effort overview for Autoresearch MLX Sprint: improve val_bpb on Apple Silicon","body":"# Effort: Autoresearch MLX Sprint: improve val_bpb on Apple Silicon\n\n## Objective\n- Objective: `val_bpb`\n- Platform: `Apple-Silicon-MLX`\n- Budget seconds: `300`\n- Summary: Shared autoresearch-mlx effort for compounding Apple Silicon val_bpb improvements through adoption, continuation, and visible frontier progress.\n\n## Lifecycle\n- Proof version: `1`\n- Proof state: `historical`\n- Current successor effort: `99fe6b16-a2ae-4152-9c9f-47f023d57960`\n\n## Proof Context\n- Best current result: `val_bpb` = `1.807902` from `mlx-beta` with `1` claim signal.\n- Latest claim signal: `mlx-beta` left a `pending` claim: `reduce depth from 8 to 4` improved val_bpb from 2.533728 to 1.807902 on autoresearch-mlx.\n- Latest visible handoff: Left behind 1 run, 1 claim, and 1 adoption that the next participant can inspect and continue.\n\n## Current State\n- Attached workspaces: 4\n- Claims in effort scope: 4\n- Frontier members: 7\n- Updated at: `2026-03-13T07:36:43.746171+00:00`\n\n## Active Workspaces\n- `autoresearch-mlx-beta-5efc7aa` (fccf74c6-b35d-4d7a-b42b-59b6b0830b80) actor=mlx-beta, role=contributor, window=current, path=external-harness:autoresearch-mlx, runs=1, claims=1, reproductions=0, updated=2026-03-11T13:47:23.441221+00:00\n- `autoresearch-mlx-alpha-4161af3` (2785c9d9-7b37-4c06-9c8b-1759d9013a2b) actor=mlx-alpha, role=contributor, window=current, path=external-harness:autoresearch-mlx, runs=1, claims=1, reproductions=0, updated=2026-03-11T13:47:22.158594+00:00\n- `autoresearch-mlx-beta-5efc7aa` (8c45731e-0358-4c7b-9e20-68df42ad8772) actor=mlx-beta, role=contributor, window=current, path=external-harness:autoresearch-mlx, runs=1, claims=1, reproductions=0, updated=2026-03-11T13:34:25.842730+00:00\n- `autoresearch-mlx-alpha-4161af3` (cc26514b-14c8-4513-844d-1f0875b2219e) actor=mlx-alpha, role=contributor, window=current, path=external-harness:autoresearch-mlx, runs=1, claims=1, reproductions=0, updated=2026-03-11T13:34:24.584787+00:00\n\n## Frontier Highlights\n- `8c45731e-snap-5efc7aa` from `mlx-beta` (`8c45731e-0358-4c7b-9e20-68df42ad8772`): `val_bpb` = `1.807902` (min, claims=1)\n- `c91223e4-snap-5efc7aa` from `unknown` (`c91223e4-e96c-4b86-a8b4-56c657a5611e`): `val_bpb` = `1.807902` (min, claims=1)\n- `fccf74c6-snap-5efc7aa` from `mlx-beta` (`fccf74c6-b35d-4d7a-b42b-59b6b0830b80`): `val_bpb` = `1.807902` (min, claims=1)\n- `2b62c6f1-snap-proof86a` from `unknown` (`2b62c6f1-d5d3-4341-ae8f-f16d00f9ccc5`): `val_bpb` = `2.401111` (min, claims=1)\n- `2785c9d9-snap-4161af3` from `mlx-alpha` (`2785c9d9-7b37-4c06-9c8b-1759d9013a2b`): `val_bpb` = `2.533728` (min, claims=1)\n\n## Claim Signals\n- `fccf74c6-claim-5efc7aa` from `mlx-beta` [pending] `reduce depth from 8 to 4` improved val_bpb from 2.533728 to 1.807902 on autoresearch-mlx. (support=0, contradictions=0)\n- `2785c9d9-claim-4161af3` from `mlx-alpha` [pending] `increase matrix LR to 0.04` improved val_bpb from 2.667000 to 2.533728 on autoresearch-mlx. (support=0, contradictions=0)\n- `8c45731e-claim-5efc7aa` from `mlx-beta` [pending] `reduce depth from 8 to 4` improved val_bpb from 2.533728 to 1.807902 on autoresearch-mlx. (support=0, contradictions=0)\n- `cc26514b-claim-4161af3` from `mlx-alpha` [pending] `increase matrix LR to 0.04` improved val_bpb from 2.667000 to 2.533728 on autoresearch-mlx. (support=0, contradictions=0)\n\n## Join\n- Read the effort brief in `docs/seeded-efforts.md`.\n- Optional: add `--actor-id <handle>` to make lightweight participant attribution visible.\n- Run `python3 scripts/run_autoresearch_mlx_compounding_smoke.py --repo-path <path_to_autoresearch_mlx> --base-url https://openintention-api-production.up.railway.app`"}