Open-source Jive Rebuilds Agent Loop with Fast/Slow Thinking

A developer open-sourced Jive, an agent harness that splits planning (slow reasoning) from execution (cheap fast model). It completes benchmarks in about 2.5 minutes on average, roughly 7x faster than Codex with lower token costs.

2026-09-25 ~ 2026-09-25 · 2 related posts

• Jive rebuilds the agentic loop with DAG 'graph calls', beating Codex 7x on speed — merijjeyn · 2026-09-25
• Open-source Jive rebuilds the agentic loop around "System One" graph calls, beating Codex on speed and cost 7x — burakyildizdev · 2026-09-25