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Hbench

Reference

Limits

Storage, upload size, retention, attempts per task, issued runs a day, entries per board, token lifetimes and rate limits, per GitHub account.

The site counts every limit per GitHub account.

Storage

LimitValue
Storage on Your bench1 GiB in total
One upload, as sent95 MiB
One job, unpacked512 MiB
Files and folders in one job20,000
Trajectories, logs and other filesHidden 30 days after upload
Each job's and trial's config.json, lock.json and result.jsonReadable until you delete the job
Stored filesRemoved only when a maintainer purges them after a review

Your bench shows how much storage you've used. Delete a job to free some.

Runs

LimitValue
Attempts per task1 to 5
A jobOne dataset, one agent, one model

Only issued runs have a daily limit. Each named board sets how many runs an account can be issued in a rolling 24 hours, and how many can wait for upload at once:

An issued run counts from the moment it's issued, uploaded or not. Abandon a run you can't finish to free its slot at once; it still counts toward the day.

Entries

LimitValue
Entries per account on one board3

An entry is one agent with one set of options that has a run on a board. Another run of the same agent and options, in any version, doesn't take another place. An expired or abandoned run frees its place; an invalid or withdrawn one doesn't.

Tokens

TokenStarts withLimit
Run tokenhpr_One upload, within 48 hours of the run being issued. Shown once.
API tokenhpg_Up to 10 per account. No expiry; delete one to revoke it.
Browser session14 days

A refused upload stores nothing and leaves the run token unused, so you can fix the job and upload again until the token expires. An accepted upload, or one marked invalid, uses it up.

Rate limits

ActionAt most
Uploads100 an hour
Publishing to a board30 an hour
Issuing runs10 an hour
Creating API tokens10 an hour
Reports5 an hour

Over a limit, the site answers rate limit: at most 100 per 3600s or similar, with a retry-after header that gives the seconds to wait.

Reviewed on October 29, 2026.