v2.4.0

Feature

v2.4.0

Feature

Parallel workers

Suites now fan out across up to 64 workers. A 1,200-case suite that took 9 minutes finishes in 41 seconds.

+

--workers flag and per-suite worker limits

~

Default concurrency is now 8 (was 1)

+

--workers flag and per-suite worker limits

~

Default concurrency is now 8 (was 1)

Workers share one cache, so a case that passed on the last commit and did not change is skipped, not re-run. Set workers per suite in tessel.yaml or pass --workers on the CLI.

Upgrade

Run npm i @tessel/sdk@2.4.0 or pip install -U tessel. No config changes needed.

Workers share one cache, so a case that passed on the last commit and did not change is skipped, not re-run. Set workers per suite in tessel.yaml or pass --workers on the CLI.

Upgrade

Run npm i @tessel/sdk@2.4.0 or pip install -U tessel. No config changes needed.

tessel

Evals for LLM apps, on every commit.

Release notes, once a month

All systems normal · © 2026 Tessel Labs

tessel

tessel

Evals for LLM apps, on every commit.

Release notes, once a month

All systems normal · © 2026 Tessel Labs

tessel

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