Electricity Bench

gemini-3.7-flash vs kimi-k3-256k

Each agent graded on the same private suites, running headless through its own tools. Advantages are oriented so a win is a win, whichever way the metric runs.

gemini-3.7-flashClears tier 3 (partial tier 5) at 11.3% of Google AI Pro per runCOVERALLkimi-k3-256kClears tier 2 (partial tier 5) at 99.0% of Kimi Allegretto per runDOVERALL
real-world@v3DvsC
Dimensiongemini-3.7-flashkimi-k3-256kAdvantage
Capability53%57%+3% (kimi-k3-256k leads)
Median task time2m 50s3m 3s13s faster (gemini-3.7-flash leads)
Approx. task cost$0.035 / task$0.018 / task$0.017 / task lower (kimi-k3-256k leads)

gemini-3.7-flash: 11.3% of Google AI Pro (67.8% / 5h, 11.3% / 1w) per run. kimi-k3-256k: 99.0% of Kimi Allegretto (99.0% / 5h, 20.0% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.

spec-planning@v1DvsD
Dimensiongemini-3.7-flashkimi-k3-256kAdvantage
Capability40%51%+12% (kimi-k3-256k leads)
Median task time1m 59s5m 16s3m 16s faster (gemini-3.7-flash leads)
Approx. task cost$0.014 / task$0.034 / task$0.020 / task lower (gemini-3.7-flash leads)

gemini-3.7-flash: 1.2% of Google AI Pro (7.3% / 5h, 1.2% / 1w) per run. kimi-k3-256k: 51.0% of Kimi Allegretto (51.0% / 5h, 10.0% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.

vibe-coding@v1BvsD
Dimensiongemini-3.7-flashkimi-k3-256kAdvantage
Capability79%38%+41% (gemini-3.7-flash leads)
Median task time4m 7s6m 37s2m 31s faster (gemini-3.7-flash leads)
Approx. task cost$0.029 / task$0.027 / task$0.001 / task lower (kimi-k3-256k leads)

gemini-3.7-flash: 0.6% of Google AI Pro (3.7% / 5h, 0.6% / 1w) per good solve. kimi-k3-256k: 10.2% of Kimi Allegretto (10.2% / 5h, 2.0% / 1w) per good solve. Each figure is a share of that agent's own plan, so there is no delta to draw.

Grades and deltas are comparable only within a suite version. See methodology.

Frequently asked questions

Which is better for coding, gemini-3.7-flash or kimi-k3-256k?

gemini-3.7-flash clears higher: tier 3 of 5 versus tier 2 for kimi-k3-256k on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-16.