Archil vs Kosa8

Sandbox Benchmark Comparison · Updated November 13, 2026

Archil was faster in the only sandbox benchmark with a speed verdict.

Head to head

  • Time to interactive · lower is better
    Archil faster1.10x
    Archil
    1.66s
    Kosa8
    1.83s
  • Total workload time · lower is better
    No verdict
    Archil
    52.06s
    Kosa8
    —

Burst TTI

November 13, 2026

Archil

100% success
Median
1.66s
p95
2.62s
p99
2.72s
Archil Burst TTI results

Kosa8

100% success
Median
1.83s
p95
2.50s
p99
3.14s
Kosa8 Burst TTI results

DAX

November 13, 2026

Archil

100% success
Median
52.06s
Archil DAX results

Kosa8

0% success

No measured time in this run.

Kosa8 DAX results
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Methodology

  • One workload, every provider. The same script, payload, and model hit every provider, addressed the way its own API expects. Nobody gets a tuned or special path.
  • Repeated on a schedule. Every suite runs many iterations per provider, automated on a recurring schedule, so results reflect steady state rather than one lucky request.
  • Raw results published. Every run is committed as JSON to the public benchmarks repo, next to the code that produced it. Nothing is cherry-picked or held back.
  • How this comparison is built. Each benchmark compares the two providers' medians; results within 5% count as roughly even. A comparison is published when both providers have at least one successful run in the same benchmark from the last 30 days. A benchmark only gets a verdict when both providers completed at least 50% of its runs. If a provider’s latest run of a benchmark failed, its most recent successful run from that window is used instead.

Frequently asked questions

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Archil was faster in the only sandbox benchmark with a speed verdict. In Burst TTI (November 13, 2026), Archil had a median time to interactive of 1.66s versus 1.83s for Kosa8, 1.10x faster.

Both providers have results in 2 sandbox benchmarks: Burst TTI and DAX. 1 of them has a speed verdict.

Success rates in the latest runs: Burst TTI: Archil 100%, Kosa8 100%; DAX: Archil 100%, Kosa8 0%. DAX has no speed verdict because Kosa8 completed fewer than half of its runs; Archil's median total workload time was 52.06s.

Burst TTI and DAX results are from November 13, 2026.