memaudit-code / REPRODUCIBILITY.md
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# Reproducibility
This document records the current reproducibility path for the active root
manuscript, `main.tex`. The repository is intentionally split into deterministic
non-API experiments, cached external LongMemEval artifacts, and API reader runs.
## Environment
Use Python 3.10 or newer.
```bash
python -m pip install -r requirements.txt
```
Optional dependencies are separated by task:
```bash
python -m pip install -r requirements-api.txt
python -m pip install -r requirements-milp.txt
```
The exact-small MemAudit benchmark and unit tests use only the Python standard
library plus `pytest` for tests. LongMemEval retrieval regeneration uses local
ML dependencies and downloads the LongMemEval-S dataset and dense retriever
model. API reader runs use OpenRouter and require an API key.
## LaTeX Build
On this machine, `latexmk`, `pdflatex`, and `tectonic` were not available on
PATH during the 2026-04-28 local check. The attempted local build is recorded in
`latex_compile_attempt.txt`. A generated `latex_compile.log` also exists
locally, but `*.log` is ignored by the repository.
If a TeX distribution is installed locally, run one of:
```bash
make paper
make paper-pdflatex
make paper-tectonic
```
Because local compilation was unavailable here, `.github/workflows/latex.yml`
builds `main.tex` with GitHub Actions on push and pull request.
## Unit Tests
```bash
python -m pytest test_oraclemem.py
```
Current verification on 2026-05-01: both `python -m unittest test_oraclemem.py`
and `python -m pytest test_oraclemem.py` ran 17 tests and passed.
## Quickcheck
Use this before any expensive API or GPU work:
```bash
python -m unittest test_oraclemem.py
python run_oraclemem_mvp.py --n-seeds 3 --budgets 4 --distribution base --methods opt,oracle_gvt,density_only --out-dir oraclemem_runs/quickcheck
```
Expected outputs:
- `oraclemem_runs/quickcheck/raw_results.jsonl`
- `oraclemem_runs/quickcheck/summary.json`
- `oraclemem_runs/quickcheck/summary.md`
## Exact-Small Benchmark
Used by the exact-small budget-sweep figure in `main.tex`.
```bash
python run_oraclemem_mvp.py \
--n-seeds 500 \
--budgets 0.01,0.02,0.05,0.10,0.20 \
--distribution base \
--methods opt,oracle_gvt,density_only,recency_raw,summary_only,fact_only,no_tombstone_gvt,no_tombstone_opt \
--out oraclemem_runs/exact_500
```
Expected outputs:
- `oraclemem_runs/exact_500/raw_results.jsonl`
- `oraclemem_runs/exact_500/summary.json`
- `oraclemem_runs/exact_500/summary.md`
The reported `ratio_to_opt` field is valid only for these exact-small runs where
the denominator is an exact certified optimum.
## Stress Suite
Used by the validity-heavy stress figure in `main.tex`. The manuscript reports
the validity-heavy subset `base`, `update_chain`, and `temporal_interval` from
the larger stress artifact.
```bash
python run_oraclemem_mvp.py \
--n-seeds 500 \
--budgets 0.02,0.05,0.10,0.20 \
--distribution base,update_chain,temporal_interval,density_trap,scope_shift,summary_tradeoff,redundancy_heavy,abstention_hard \
--methods opt,oracle_gvt,density_only,greedy,recency_raw,reservoir_raw,summary_only,fact_only,no_tombstone_gvt,no_tombstone_opt \
--out oraclemem_runs/stress_exact_500
```
Expected outputs:
- `oraclemem_runs/stress_exact_500/raw_results.jsonl`
- `oraclemem_runs/stress_exact_500/summary.json`
- `oraclemem_runs/stress_exact_500/summary.md`
## Representative Non-Oracle Writers
Used by the text diagnostic on Estimated-GVT, A-MAC-like admission, and
Mem0-style extraction proxies. These methods use visible candidate features,
not hidden coverage labels.
```bash
python run_oraclemem_mvp.py \
--n-seeds 500 \
--budgets 4,6 \
--distribution base,update_chain,temporal_interval \
--methods opt,oracle_gvt,estimated_gvt,amac_admission,mem0_extract,density_only,recency_raw,summary_only,fact_only,no_tombstone_opt \
--out-dir oraclemem_runs/representative_writers_500
```
Expected outputs:
- `oraclemem_runs/representative_writers_500/raw_results.jsonl`
- `oraclemem_runs/representative_writers_500/summary.json`
- `oraclemem_runs/representative_writers_500/summary.md`
## No-API Proxy Writer Baselines
Diagnostic only; not a main-paper result after the 9-page compression pass. This
local diagnostic addresses the real-system-comparison concern without calling
OpenRouter, OpenAI, embedding services, or API reader code. It runs deterministic proxies for
MemGPT-style tiering, Mem0-style extraction, A-Mem-style graph/evolving memory,
and A-MAC-style admission under the same MemAudit candidate protocol and exact
OPT denominator.
```bash
python run_oraclemem_mvp.py \
--n-seeds 50 \
--distribution base,update_chain,scope_shift_v2,density_trap_v2,temporal_interval \
--budgets 4,6 \
--methods opt,oracle_gvt,memgpt_tiered,mem0_extract,amem_graph,amac_admission,generic_candidate_opt,no_tombstone_opt \
--out-dir oraclemem_runs/proxy_writer_baselines_50 \
--enable-retrieval \
--retrieval fixed,oracle
```
Expected outputs:
- `oraclemem_runs/proxy_writer_baselines_50/raw_results.jsonl`
- `oraclemem_runs/proxy_writer_baselines_50/summary.json`
- `oraclemem_runs/proxy_writer_baselines_50/summary.md`
- `oraclemem_runs/proxy_writer_baselines_50/REPORT.md`
The report is explicit that these local ratios are synthetic exact-small ratios
for proxy writers. A real-system comparison still requires running the actual
systems with budget-matched memory generation, storage accounting, retrieval
configuration, and evaluation traces.
## Gemini Natural Coverage Pilot
Superseded by the Natural-200 and adjudicated-subset results in `main.tex`.
This run builds a smaller LongMemEval-S support-slice MemAudit coverage package
using Gemini through OpenRouter. It requires `api.env` with
`OPENROUTER_API_KEY`. Candidate generation receives only support sessions plus
distractors; query/gold-answer fields are used only in the separate labeling
step.
```bash
python llm_memory_validation/gemini_natural_oraclemem.py \
--limit 50 \
--distractors-per-example 2 \
--budgets 30,60,100 \
--out-dir llm_memory_validation/gemini_natural_oraclemem_50 \
--request-sleep 0.02
python scripts/audit_coverage_artifacts.py \
--no-defaults \
--artifact gemini_natural_50=llm_memory_validation/gemini_natural_oraclemem_50/coverage_package \
--output-dir llm_memory_validation/gemini_natural_oraclemem_50/coverage_audit
```
Expected outputs:
- `llm_memory_validation/gemini_natural_oraclemem_50/REPORT.md`
- `llm_memory_validation/gemini_natural_oraclemem_50/coverage_resolved_summary.json`
- `llm_memory_validation/gemini_natural_oraclemem_50/coverage_package/`
- `llm_memory_validation/gemini_natural_oraclemem_50/coverage_audit/REPORT.md`
The first uncached 50-example run used 248 API calls, 502,698 total tokens, and
about `$0.286` in OpenRouter-reported cost. Cached reruns use zero additional
API calls. This run is a pilot: 30/50 examples are coverage-resolved and the
labels are single-model annotations rather than human adjudications.
## Natural-200 And Model-Adjudicated Subsets
Used by the natural package reliability table and the model-adjudicated subset
table in `main.tex`.
Primary Natural-200 package:
```bash
python llm_memory_validation/gemini_natural_oraclemem.py \
--limit 200 \
--distractors-per-example 0 \
--max-session-words 1800 \
--budgets 30,60,100 \
--out-dir llm_memory_validation/oraclemem_natural_200_gemini_v2 \
--request-sleep 0.02
python scripts/audit_coverage_artifacts.py \
--no-defaults \
--artifact natural_200_gemini_v2=llm_memory_validation/oraclemem_natural_200_gemini_v2/coverage_package \
--output-dir llm_memory_validation/oraclemem_natural_200_gemini_v2/coverage_audit
```
Gemini Flash adjudicated subset:
```bash
python llm_memory_validation/adjudicate_natural_package.py \
--primary-package-dir llm_memory_validation/oraclemem_natural_200_gemini_v2/coverage_package \
--out-dir llm_memory_validation/natural_adjudicated_100_gemini_flash \
--model google/gemini-2.5-flash \
--limit 100 \
--budgets 30,60,100 \
--secondary-agreement-rows llm_memory_validation/natural50_annotation_agreement_gemini31_vs_gemini25/agreement_rows.jsonl \
--mem0-raw-results llm_memory_validation/mem0_natural200_actual/raw_results.jsonl \
--request-sleep 0.02
```
Gemini 3.1 Flash-Lite spot-check:
```bash
python llm_memory_validation/adjudicate_natural_package.py \
--primary-package-dir llm_memory_validation/oraclemem_natural_200_gemini_v2/coverage_package \
--out-dir llm_memory_validation/natural_spotcheck_30_gemini31_flash_lite \
--model google/gemini-3.1-flash-lite-preview \
--limit 30 \
--budgets 30,60,100 \
--methods opt,oracle_gvt,estimated_gvt,amac_admission,summary_only,fact_only,recency_raw \
--secondary-agreement-rows llm_memory_validation/natural50_annotation_agreement_gemini31_vs_gemini25/agreement_rows.jsonl \
--mem0-raw-results llm_memory_validation/mem0_natural200_actual/raw_results.jsonl \
--request-sleep 0.02 \
--skip-existing
python scripts/audit_coverage_artifacts.py \
--no-defaults \
--artifact natural_spotcheck_30_gemini31_flash_lite=llm_memory_validation/natural_spotcheck_30_gemini31_flash_lite/coverage_package \
--output-dir llm_memory_validation/natural_spotcheck_30_gemini31_flash_lite/coverage_audit
```
The Flash-Lite spot-check attempted 30 examples, exported 29
accepted/corrected examples, rejected 1, used 201,301 total tokens, and cost
`$0.0639` through OpenRouter. It is model adjudication, not human validation.
## Human-Edited Natural Seed Package
This package is a fictional 100-example natural-memory seed set that was
manually edited/audited after generation. It is used as an artifact-validity
check for manual annotation plus exact finite-package scoring. It is not an
inter-annotator agreement study.
Validate the canonical JSONL:
```bash
python scripts/validate_human_style_examples.py llm_memory_validation/human_style_examples/examples_100.jsonl
```
Evaluate the finite package with an exact dynamic-programming denominator:
```bash
python llm_memory_validation/evaluate_human_style_examples.py \
--examples-jsonl llm_memory_validation/human_style_examples/examples_100.jsonl \
--out-dir llm_memory_validation/human_style_examples/eval_package_100 \
--budgets 150,300,600,1000 \
--methods opt,oracle_gvt,estimated_gvt,memgpt_tiered,amem_graph,amac_admission,mem0_extract,density_only,greedy,fact_only,summary_only,recency_raw,no_tombstone_opt
```
Expected outputs:
- `llm_memory_validation/human_style_examples/eval_package_100/raw_results.jsonl`
- `llm_memory_validation/human_style_examples/eval_package_100/summary.json`
- `llm_memory_validation/human_style_examples/eval_package_100/summary.md`
- `llm_memory_validation/human_style_examples/eval_package_100/REPORT.md`
Current verification on 2026-05-01: validation passed with 100 records and no
structural errors. The evaluator reports the denominator as
`exact_human_audited_package_dp`.
Export the same examples to the shared coverage-package schema:
```bash
python llm_memory_validation/export_human_style_coverage_package.py \
--examples-jsonl llm_memory_validation/human_style_examples/examples_100.jsonl \
--out-dir llm_memory_validation/human_style_examples/coverage_package
python scripts/audit_coverage_artifacts.py \
--no-defaults \
--artifact human_style_coverage=llm_memory_validation/human_style_examples/coverage_package \
--output-dir llm_memory_validation/human_style_examples/coverage_package_audit
```
Run actual public A-Mem on the exported human-edited package:
```bash
python llm_memory_validation/run_actual_amem_natural_baseline.py \
--package-dir llm_memory_validation/human_style_examples/coverage_package \
--out-dir llm_memory_validation/human_style_examples/actual_amem_gemini_flash_100 \
--limit 100 \
--budgets 150,300,600,1000,5000 \
--amem-model google/gemini-2.5-flash \
--coverage-model google/gemini-2.5-flash \
--request-sleep 0.02 \
--amem-max-tokens 3000
```
Current actual A-Mem human-edited run: 85 query-resolved examples, 456 cached API
prompts, 269,742 tokens, estimated OpenRouter cost `$0.233`. Full A-Mem notes
reach union-OPT ratio `0.971` at all reported budgets; metadata-only reaches
`0.247`. This result is strong but should be interpreted with the package caveat:
the sessions are short enough that full notes fit the 150+ word budgets.
## Learned Writer Transfer Diagnostic
This local run trains a visible-feature utility estimator on train-only oracle
labels from synthetic instances plus the Natural-200 model-annotated package,
then evaluates held-out decisions on the human-edited seed package. Hidden
coverage is used for train labels only; held-out selection sees visible
candidate metadata only.
```bash
python llm_memory_validation/evaluate_learned_writer_transfer.py \
--out-dir llm_memory_validation/human_style_examples/learned_writer_transfer \
--budgets 150,300,600,1000 \
--methods opt,oracle_gvt,estimated_gvt,estimated_utility,memgpt_tiered,amem_graph,amac_admission,mem0_extract,density_only,greedy,fact_only,summary_only,recency_raw,no_tombstone_opt
```
Expected outputs:
- `llm_memory_validation/human_style_examples/learned_writer_transfer/raw_results.jsonl`
- `llm_memory_validation/human_style_examples/learned_writer_transfer/summary.json`
- `llm_memory_validation/human_style_examples/learned_writer_transfer/summary.md`
- `llm_memory_validation/human_style_examples/learned_writer_transfer/REPORT.md`
- `llm_memory_validation/human_style_examples/learned_writer_transfer/train_manifest.json`
Current run: 1,000 synthetic train instances plus 200 natural train instances
with 22,106 train candidates. Estimated-GVT reaches held-out exact package-OPT
ratios `0.933/0.926/0.854/0.792` at budgets `150/300/600/1000`. This is a
deployable-writer diagnostic, not an inter-annotator natural benchmark.
Training-source ablations:
```bash
python llm_memory_validation/evaluate_learned_writer_transfer.py \
--out-dir llm_memory_validation/human_style_examples/learned_writer_transfer_synth_only \
--train-natural-limit 0 \
--budgets 150,300,600,1000 \
--methods opt,oracle_gvt,estimated_gvt,estimated_utility,amac_admission,mem0_extract,density_only,greedy,fact_only,summary_only,recency_raw,no_tombstone_opt
python llm_memory_validation/evaluate_learned_writer_transfer.py \
--out-dir llm_memory_validation/human_style_examples/learned_writer_transfer_natural_only \
--n-synthetic-train-seeds 0 \
--budgets 150,300,600,1000 \
--methods opt,oracle_gvt,estimated_gvt,estimated_utility,amac_admission,mem0_extract,density_only,greedy,no_tombstone_opt
```
Current ablations: synthetic-only Estimated-GVT reaches
`0.667/0.778/0.792/0.833`; Natural-200-only reaches
`0.000/0.074/0.375/0.486`. The combined run is therefore the paper-facing
learned-writer result because it is strongest at tight and medium budgets.
## Natural Writer Adapter Diagnostic
This local run scores Letta/MemGPT-style archival/recency and A-Mem-style graph
adapters on the adjudicated natural package under the same exact package OPT
denominator. It does not call an API and does not run Letta or A-Mem itself.
```bash
python llm_memory_validation/evaluate_coverage_package_writers.py \
--package-dir llm_memory_validation/natural_adjudicated_100_gemini_flash/coverage_package \
--out-dir llm_memory_validation/natural_adjudicated_100_gemini_flash/writer_adapters \
--budgets 30,60,100 \
--methods opt,oracle_gvt,memgpt_tiered,amem_graph,mem0_extract,amac_admission,estimated_gvt,density_only,summary_only,fact_only,recency_raw
```
Expected outputs:
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/writer_adapters/raw_results.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/writer_adapters/summary.json`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/writer_adapters/summary.md`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/writer_adapters/REPORT.md`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/writer_adapters/run_manifest.json`
Current run: 87 accepted/corrected adjudicated examples, zero API calls.
Letta/MemGPT-style reaches `0.638/0.433/0.431`, A-Mem-style reaches
`0.481/0.374/0.377`, and density-only reaches `0.991/0.955/0.962` at budgets
`30/60/100`. The density result is a warning that this copied-candidate natural
denominator is unusually density-friendly.
## Human-Edited Writer Adapter Diagnostic
This local run scores the same Letta/MemGPT-style, A-Mem-style, Mem0-style, and
A-MAC-style adapters on the exported human-edited coverage package. It is a
zero-API denominator-matched check. It does not run the Letta service or MemGPT
controller; the checked-out Letta repository requires a service/API/model
configuration for a true production run.
```bash
python llm_memory_validation/evaluate_coverage_package_writers.py \
--package-dir llm_memory_validation/human_style_examples/coverage_package \
--out-dir llm_memory_validation/human_style_examples/writer_adapters \
--budgets 150,300,600,1000 \
--methods opt,oracle_gvt,memgpt_tiered,amem_graph,mem0_extract,amac_admission,estimated_gvt,density_only,summary_only,fact_only,recency_raw
```
Expected outputs:
- `llm_memory_validation/human_style_examples/writer_adapters/raw_results.jsonl`
- `llm_memory_validation/human_style_examples/writer_adapters/summary.json`
- `llm_memory_validation/human_style_examples/writer_adapters/summary.md`
- `llm_memory_validation/human_style_examples/writer_adapters/REPORT.md`
- `llm_memory_validation/human_style_examples/writer_adapters/run_manifest.json`
Current run: 85 query-resolved examples, zero API calls. Letta/MemGPT-style
reaches `0.847`, A-Mem-style reaches `0.876`, Mem0-style reaches `0.753`, and
A-MAC-style reaches `0.835` across budgets `150/300/600/1000`. Density-only is
`1.000` on this per-query exported package, so this row is a MemGPT-style
adapter reproducibility check rather than the strongest algorithmic separation.
## Faithful MemGPT/Letta Union Baseline
This no-API runner is the current MemGPT/Letta-strengthened baseline on the
adjudicated natural package. It checks the local `external_repos/letta` checkout
metadata, records that the actual Letta import path is not available without the
full service dependency stack, then simulates the relevant core/archival/recall
memory tiers over exported package candidates. Writing and retrieval use visible
metadata only; hidden coverage is used only for scoring, except in the
analysis-only upper-pruned bound row.
```bash
python llm_memory_validation/run_faithful_memgpt_letta_baseline.py \
--package-dir llm_memory_validation/natural_adjudicated_100_gemini_flash/coverage_package \
--out-dir llm_memory_validation/natural_adjudicated_100_gemini_flash/faithful_memgpt_letta_union \
--budgets 30,60,100 \
--limit 87
```
Expected outputs:
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/faithful_memgpt_letta_union/raw_results.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/faithful_memgpt_letta_union/summary.json`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/faithful_memgpt_letta_union/REPORT.md`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/faithful_memgpt_letta_union/written_stores.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/faithful_memgpt_letta_union/run_manifest.json`
Current run: 87/87 examples, zero API calls. Archival-search pruning reaches
`0.746/0.739/0.866` ratio to union OPT at budgets `30/60/100`; recency pruning
reaches `0.642/0.700/0.877`; the analysis-only upper-pruned bound reaches
`0.829/0.907/0.939`.
## Actual Letta OpenRouter Passage Run
This runs the checked-out Letta server (`external_repos/letta`, version
`0.16.7`) with Postgres/pgvector, OpenRouter Gemini, and authenticated
OpenRouter passage embeddings. Apply
`llm_memory_validation/patches/letta_openrouter_embedding_auth.patch` to the
Letta checkout before starting the server; without it, OpenRouter passage
search uses the wrong API key path.
```powershell
.\.venv_letta_prod\Scripts\python.exe llm_memory_validation\run_actual_letta_openrouter_baseline.py `
--package-dir llm_memory_validation\natural_adjudicated_100_gemini_flash\coverage_package `
--out-dir llm_memory_validation\natural_adjudicated_100_gemini_flash\actual_letta_openrouter_gemini_passage_87 `
--limit 87 `
--budgets 30,60,100 `
--include-salience-pruned `
--include-oracle-pruned-upper `
--max-steps 12 `
--message-retries 2 `
--request-sleep 0.02
```
Expected outputs:
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_letta_openrouter_gemini_passage_87/raw_results.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_letta_openrouter_gemini_passage_87/summary.json`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_letta_openrouter_gemini_passage_87/REPORT.md`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_letta_openrouter_gemini_passage_87/written_stores.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_letta_openrouter_gemini_passage_87/coverage_scoring_calls.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_letta_openrouter_gemini_passage_87/salience_scoring_calls.jsonl`
Current run: 87/87 examples, zero failed instances. Letta writes archival
passages for 85 examples and core-memory atoms for 30 examples. The combined
core+archival store reaches union-OPT ratios `0.652/0.696/0.734` with salience
pruning, `0.219/0.260/0.342` with recency pruning, and `0.723/0.763/0.765` for
the analysis-only upper-pruned bound at budgets `30/60/100`.
## Actual A-Mem Gemini-Flash Pilot
This runs the checked-out public `external_repos/AgenticMemory` implementation,
using Gemini Flash through OpenRouter for A-Mem metadata/evolution calls and for
post-hoc coverage scoring. It reports a finite union denominator over package
candidates plus A-Mem-written memories. The full-memory rows score A-Mem's actual
stored notes; the metadata rows are a compact diagnostic serialization of
A-Mem-generated context/keywords/tags/links.
```bash
python llm_memory_validation/run_actual_amem_natural_baseline.py \
--package-dir llm_memory_validation/natural_adjudicated_100_gemini_flash/coverage_package \
--out-dir llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87 \
--limit 87 \
--budgets 30,60,100,5000 \
--amem-model google/gemini-2.5-flash \
--coverage-model google/gemini-2.5-flash \
--request-sleep 0.02 \
--amem-max-tokens 3000
```
Expected outputs:
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87/REPORT.md`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87/summary.json`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87/raw_results.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87/written_stores.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87/coverage_scoring_calls.jsonl`
- `llm_memory_validation/natural_adjudicated_100_gemini_flash/actual_amem_gemini_flash_87/run_manifest.json`
Current 87-example run: raw full A-Mem notes have mean serialized cost `4446`
words and therefore score `0.000/0.000/0.000` at budgets `30/60/100`; at the
diagnostic budget `5000`, the raw full-store oracle upper reaches `0.845`.
The compact metadata diagnostic has mean cost `66` words and reaches
`0.204/0.158/0.180` with oracle pruning at budgets `30/60/100`. The run used
524 cached API prompts, 2,433,021 tokens, and an estimated OpenRouter cost of
`$1.576`.
## Actual Mem0 Smoke
This verifies executable integration with the public Mem0 codebase. It is not a
benchmark and should not be reported as a budget-matched Mem0 comparison.
Prerequisites from this environment:
```bash
python -m pip install qdrant-client==1.12.2 rank-bm25==0.2.2 litellm==1.83.7
python -m pip install -e external_repos/mem0
python -m pip install "huggingface-hub>=0.34,<1.0"
```
Run:
```bash
python llm_memory_validation/mem0_actual_smoke.py \
--api-env api.env \
--out-dir llm_memory_validation/mem0_actual_smoke
```
Expected outputs:
- `llm_memory_validation/mem0_actual_smoke/search_result.json`
- `llm_memory_validation/actual_system_repo_audit/REPORT.md`
## LongMemEval-S Retrieval Transfer
Diagnostic only after the 9-page compression pass. This report is
retrieval-only: no answer generation, no abstention scoring, and no exact OPT
denominator.
To regenerate the focus report from the cached retrieval rows:
```bash
python llm_memory_validation/longmemeval_focus_report.py \
--summary-json llm_memory_validation/competitor_run_v2/summary.json \
--retrieval-rows-json llm_memory_validation/competitor_run_v2/retrieval_rows.json \
--output-dir llm_memory_validation/longmemeval_focus_report_core4 \
--methods dense_budgeted_bsc,dense_rag_e5,dense_budgeted_replay,fifo_replay
```
Expected outputs:
- `llm_memory_validation/longmemeval_focus_report_core4/summary.json`
- `llm_memory_validation/longmemeval_focus_report_core4/REPORT.md`
The current paper-facing label map is:
- `dense_budgeted_bsc`: MemAudit writer + dense retrieval
- `dense_rag_e5`: Full raw-store dense retrieval
- `dense_budgeted_replay`: Budgeted raw replay + dense retrieval
- `fifo_replay`: FIFO raw replay
To regenerate the upstream dense retrieval rows, use:
```bash
python llm_memory_validation/paper_competitor_suite.py \
--output-dir llm_memory_validation/competitor_run_v2 \
--topk 5 \
--retriever-model intfloat/e5-base-v2
```
This upstream regeneration downloads external data/model artifacts and may vary
with model or dataset revisions unless those are pinned outside this repository.
## GPT-5.5 Frozen-Context Reader
Appendix diagnostic only after the 9-page compression pass. The current artifact
uses frozen top-5 retrieval contexts, `openai/gpt-5.5` through OpenRouter, and
the `answer_if_supported` prompt.
Set up `api.env` locally. Do not commit it.
```text
OPENROUTER_API_KEY=...
```
Then run:
```bash
python llm_memory_validation/longmemeval_reader_eval.py \
--dataset-json llm_memory_validation/cache/longmemeval_s_cleaned.json \
--retrieval-rows-json llm_memory_validation/competitor_run_v2/retrieval_rows.json \
--output-dir llm_memory_validation/longmemeval_reader_api_gpt55_answer_supported_focus_full \
--methods dense_budgeted_bsc,dense_rag_e5,dense_budgeted_replay,fifo_replay \
--focus-only \
--focus-types knowledge-update,temporal-reasoning \
--reader openrouter \
--reader-model openai/gpt-5.5 \
--prompt-style answer_if_supported \
--api-env api.env \
--api-cache llm_memory_validation/openrouter_cache_gpt55_answer_supported_focus_full.json
```
Expected outputs:
- `llm_memory_validation/longmemeval_reader_api_gpt55_answer_supported_focus_full/summary.json`
- `llm_memory_validation/longmemeval_reader_api_gpt55_answer_supported_focus_full/REPORT.md`
- `llm_memory_validation/longmemeval_reader_api_gpt55_answer_supported_focus_full/reader_outputs.jsonl`
- `llm_memory_validation/longmemeval_reader_api_gpt55_answer_supported_focus_full/predictions.json`
The committed/cacheable outputs should be treated as the reproducible artifact
for the paper. Re-running the API may change costs, latency, or model behavior.
## Reader Audit
Appendix diagnostic only after the 9-page compression pass.
```bash
python llm_memory_validation/longmemeval_reader_eval.py \
--analyze-errors \
--run-dir llm_memory_validation/longmemeval_reader_api_gpt55_answer_supported_focus_full
```
Expected outputs in the same run directory:
- `ERROR_AUDIT.md`
- `error_audit_summary.json`
- `error_audit_rows.jsonl`
- `failure_examples.jsonl`
- `semantic_audit_sample_50.jsonl`
- `normalized_scoring.json`
- `llm_memory_validation/scoring_audit_gpt55/normalized_scoring_v2.json`
## Deterministic Decomposition
Diagnostic only after the 9-page compression pass. This is a local evidence-only
reader path and does not use an API.
```bash
python run_oraclemem_mvp.py \
--n-seeds 300 \
--budgets 0.05,0.10,0.20 \
--distribution base,update_chain,temporal_interval \
--methods opt,oracle_gvt,density_only,greedy,recency_raw,reservoir_raw,summary_only,fact_only,no_tombstone_gvt \
--enable-retrieval \
--retrieval fixed,oracle \
--reader evidence_only \
--out oraclemem_runs/decomp_det_300
```
Expected outputs:
- `oraclemem_runs/decomp_det_300/raw_results.jsonl`
- `oraclemem_runs/decomp_det_300/summary.json`
- `oraclemem_runs/decomp_det_300/summary.md`
## MILP Verification
Referenced in the exact-small solver audit text. This optional run requires
`pulp` from `requirements-milp.txt`.
```bash
python run_oraclemem_mvp.py \
--n-seeds 100 \
--budgets 0.02,0.05,0.10,0.20 \
--distribution base,update_chain,temporal_interval \
--methods opt \
--solver milp \
--verify-against exact_stdlib \
--out oraclemem_runs/milp_verify_100_agent4
```
Expected outputs:
- `oraclemem_runs/milp_verify_100_agent4/raw_results.jsonl`
- `oraclemem_runs/milp_verify_100_agent4/summary.json`
- `oraclemem_runs/milp_verify_100_agent4/summary.md`
- `oraclemem_runs/milp_verify_100_agent4/REPORT.md`
## Gemini Flash-Lite Diagnostic
This API run is a robustness diagnostic, not a theorem-facing result. It uses
OpenRouter model `google/gemini-3.1-flash-lite-preview` and requires `api.env`.
```bash
python llm_memory_validation/longmemeval_reader_eval.py \
--reader openrouter \
--reader-model google/gemini-3.1-flash-lite-preview \
--prompt-style answer_if_supported \
--focus-only \
--methods dense_budgeted_bsc,fifo_replay \
--api-env api.env \
--api-cache llm_memory_validation/openrouter_cache_gemini31_flash_lite_focus_full_bsc_fifo.json \
--output-dir llm_memory_validation/longmemeval_reader_api_gemini31_flash_lite_focus_full_bsc_fifo \
--api-max-tokens 320 \
--api-timeout 120 \
--temperature 0 \
--request-sleep 0.02 \
--bootstrap 1000 \
--save-prompts
```
## Noisy Estimated-Policy Diagnostic
This run does not call an API. It records Gemini Flash-Lite as provenance for a
local noisy estimated-utility profile and is useful as a synthetic stress
diagnostic for non-oracle writer evaluation.
```bash
python run_oraclemem_mvp.py \
--n-seeds 500 \
--distribution scope_shift_v2,density_trap_v2 \
--budgets 4,6 \
--methods opt,oracle_gvt,estimated_gvt,estimated_utility,mem0_extract,amac_admission,no_tombstone_gvt,no_tombstone_opt \
--estimated-model google/gemini-3.1-flash-lite-preview \
--estimated-profile noisy_gemini_flash_lite_v1 \
--enable-retrieval \
--retrieval fixed,oracle \
--export-coverage-matrices \
--coverage-package-limit 4 \
--out-dir oraclemem_runs/estimated_policy_noisy_noapi_1000
```
To audit an exported coverage package:
```bash
python scripts/audit_coverage_artifacts.py \
--no-defaults \
--artifact exported_oraclemem_package=oraclemem_runs/estimated_policy_noisy_noapi_1000/coverage_instances/scope_shift_v2/seed_0 \
--output-dir oraclemem_runs/estimated_policy_noisy_noapi_1000/coverage_audit
```
## Train/Dev Estimated-Writer Diagnostic
This local run trains a ridge utility estimator on synthetic train seeds and
evaluates `estimated_*` methods only on held-out dev seeds. It does not call an
API and is diagnostic rather than final deployed-writer evidence.
```bash
python run_oraclemem_mvp.py \
--n-seeds 60 \
--train-dev-estimator \
--train-fraction 0.5 \
--distribution base,update_chain,temporal_interval,density_trap,scope_shift,summary_tradeoff,redundancy_heavy,abstention_hard,scope_shift_v2,density_trap_v2 \
--budgets 4,6 \
--methods opt,oracle_gvt,estimated_gvt,estimated_utility,mem0_extract,amac_admission,no_tombstone_gvt,no_tombstone_opt \
--out-dir oraclemem_runs/estimated_policy_train_dev_local_60
```
## Known Non-Reproducible Or External Pieces
- Local LaTeX compilation depends on a TeX distribution; this machine did not
have `latexmk`, `pdflatex`, or `tectonic` on PATH.
- GPT-5.5 reader outputs require OpenRouter access, model availability, and API
spending. Use the cached reader outputs for paper auditability.
- Gemini natural coverage and actual Mem0 smoke outputs require OpenRouter
access if regenerated from scratch; use cached artifacts for audit where
possible.
- LongMemEval-S retrieval regeneration downloads the dataset and
`intfloat/e5-base-v2`; exact rows can drift if upstream artifacts change.
- API costs in `summary.json` are historical and should not be treated as a
stable price quote.