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abstract indexed · arXiv 2610.22039 · updated 2026-10-18

WEAVE: Weaving Real-World Code Evolution into Dependency-Structured Tasks for Benchmarking and Training Code Agents

First page of WEAVE: Weaving Real-World Code Evolution into Dependency-Structured Tasks for Benchmarking and Training Code Agents
From the original paper · arXiv 2610.22039Page 1. Select the image to read the PDF.

WEAVE replaces single-PR, flat-scored repository benchmarks with DAGs of related PRs instantiated as unified executable tasks, plus a deterministic Graph Credit metric for dependency-consistent partial progress usable as RL reward. The cost is substantial: constructing verified multi-PR task graphs from real repositories, maintaining executable test environments per task, and running the SFT/RL training loop the framework is designed for, all of which exceed a single 24 GB GPU and a small cloud budget. It can fail through task-construction errors (misidentified change loci or broken dependency edges), tests that do not fully capture intended behavior so Graph Credit rewards the wrong progress, and limited transfer if the reader's target repositories differ from the curated PR histories.

For solo builders

A possible application for this research area. Paper-specific feasibility still needs a full-paper review.

An agent looks good in demos, but you cannot tell which product tasks it fails.

What you would change

Use the study's evaluation idea to inspect a small set of tasks with human-checked answers.

Try the idea on your product

A proposed first test. Set your budget and success criteria before running it.

Use the study's evaluation idea to inspect a small set of tasks with human-checked answers.

Compare against

Your current evaluator and a manually reviewed reference set.

  1. Locate the paper's implementation and check its license, model support, data needs, and hardware requirements. Stop here if you cannot obtain the required artifacts.
  2. Save a small set of representative product tasks and expected outcomes. Keep evaluation tasks out of any training or tuning, and choose quality and cost limits before running.
  3. Run the baseline and the proposed change on identical inputs. Keep other settings fixed and repeat paired runs to expose variation.
  4. Save per-task outputs, failures, timings, and all usage costs. Review regressions before expanding the test.

What to measure

Agreement with human review, missed failures, false alarms, and evaluation cost per task.

When to keep it

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source-linked claims
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Why it was shortlisted

The technical change, research area, and reason it entered the archive.

recommendation
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research area
agent evaluation
technical change
Dependency-structured multi-PR code tasks with test-grounded partial credit
published
2026-10-15

The method addresses benchmarking and training of code agents rather than improving an existing production inference stack, and its construction and RL training requirements exceed the reader's constrained infrastructure, so it merits monitoring rather than adoption.

About the technical core

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Claims and evidence

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  1. claim 01Paperraft inference
    Read the brief interpretation

    WEAVE replaces single-PR, flat-scored repository benchmarks with DAGs of related PRs instantiated as unified executable tasks, plus a deterministic Graph Credit metric for dependency-consistent partial progress usable as RL reward. The cost is substantial: constructing verified multi-PR task graphs from real repositories, maintaining executable test environments per task, and running the SFT/RL training loop the framework is designed for, all of which exceed a single 24 GB GPU and a small cloud budget. It can fail through task-construction errors (misidentified change loci or broken dependency edges), tests that do not fully capture intended behavior so Graph Credit rewards the wrong progress, and limited transfer if the reader's target repositories differ from the curated PR histories.

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Exposure map

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quality

Still unknown

Which tasks improve, and which regress against the baseline?

compute and memory

Still unknown

What memory, hardware, and total compute does the complete method require?

latency

Still unknown

Are startup time, typical response time, and slow requests measured separately?

operations

Still unknown

What must be monitored, maintained, and rolled back?

software compatibility

Still unknown

Does the implementation support your model, runtime, and hardware?

security

Still unknown

What new data access, permissions, or trust boundaries does it introduce?

data and training

Still unknown

What data preparation or training is required, and is it included in the cost?

reproducibility

Still unknown

Are code, versions, inputs, and evaluation scripts available?

Continue the investigation

A reading guide for agent evaluation.

Editorial prompts, not findings from this paper or a validated test plan. Detailed analysis is still pending for the topics below.

What to inspect

Who grades the outputs? Inspect the rubric, disagreements, and whether the evaluator sees the method's identity.

Plan a fair comparison

Can you apply the same tasks and rubric to the baseline and candidate, then review disagreements by hand?

Questions for adoption

Are the results stable across prompts, languages, and task categories relevant to your product?

Read the paper with these questions

Inside the paper

Preview the first 3 pages of the original PDF. Click the stack to turn the page.

The downloadable skill includes SKILL.md and evidence.json, with recorded findings and unanswered checks. TRY-IT.md adds a product test plan and a blank results sheet.

A reading aid for your agent. Findings still need validation.

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Provisional research brief updated 2026-10-18. Paperraft has not reproduced this experiment.

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arXiv 2610.22039

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