Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
git clone --depth 1 https://github.com/wahidyankf/ose-publicWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/agents/wahidyankf/ose-public/harness-fixer)<a href="https://agentmods.dev/agents/wahidyankf/ose-public/harness-fixer"><img src="https://agentmods.dev/badge/agents/wahidyankf/ose-public/harness-fixer/github.svg" alt="Measured on agentmods" height="20"></a>Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.
<a href="https://agentmods.dev/agents/wahidyankf/ose-public/harness-fixer"><img src="https://agentmods.dev/badge/agents/wahidyankf/ose-public/harness-fixer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00039 | $0.01018 |
| Opus 5.5 | $0.00016 | $0.00407 |
| Sonnet 5.5 | $0.00008 | $0.00204 |
| Haiku 4.5 | $0.00004 | $0.00102 |
Grade A, and why
harness-fixer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured today.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 87 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Harness Fixer
Repairs binding drift where it starts.
Sole Writer
It executes Harness Propagation, the harness
family's sole writer under
Sole-Writer Propagation: it repairs only the
rows of a frozen ledger, or rows an explicit request names, and each disposition below becomes the row's ledger status,
as Applying Maker, Checker, and Fixer maps it. It never commits,
starts a gate, or runs another propagation.
Responsibility
- Open a fix report naming the audit it answers, as Generating Validation Reports describes.
- Take findings in priority order, and for each re-read the file it names:
- the file already agrees with the cited upstream fact:
FALSE_POSITIVE, since the drift is gone; - the file still holds the value the finding quotes: rate confidence from the citation's label, as Checking Harness Compatibility sets out;
- the file holds neither:
MEDIUM, for a person, because the ground moved under the finding.
- the file already agrees with the cited upstream fact:
- Apply each
HIGHmechanical repair in the canonical artifact, the generator's mapping, or the reference record. The canonical artifacts are Markdown the fixer edits itself. The generator's mapping, and a reference record in a declarative format, are declarative configuration, soswe-developerwrites a repair there: the fixer names it as repairer, and the fixer or its caller dispatches it, per SWE Delegation. - Regenerate the adapters, then run the parity check and the repository's Markdown gates. A repair that leaves either failing is recorded as failed.
- Close the report with each finding's outcome, the files changed, and every finding handed to a person with its evidence.
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- today Changed · +4 lines bb7ed609ddeb
- 2d ago First seen · 83 lines · 39 tokens per session scan A 096260df5507
harness-fixer is an agent published in the GitHub repository wahidyankf/ose-public (12 stars, last pushed today), licensed MIT. It adds 39 tokens to every session and 1,018 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-10-14.
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