Electricity Bench

codex-cli + gpt-5.6-sol vs cursor-cli + composer-2.5

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

codex-clicodex-cli + gpt-5.6-soloverall pendingcursor-clicursor-cli + composer-2.5overall pending
structured-extraction@v1AvsA
Dimensioncodex-cli + gpt-5.6-solcursor-cli + composer-2.5Delta
Capability100%99%1% · codex-cli + gpt-5.6-sol
Median latency8165 ms9923 ms1758 ms · codex-cli + gpt-5.6-sol
Reliability100%100%even
Error rate0%0%even

codex-cli + gpt-5.6-sol: 0.1% of ChatGPT Plus per run, about 1526.5 runs per week. cursor-cli + composer-2.5: 6.4% of Cursor Free per run, about 15.6 runs per month. 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.