Jun 27, 2026AI Models
Claude Haiku 4.5 vs Fable 5 Mini vs Gemini 3.1 Flash on Terminal-Bench 2: Cheap Tier Agentic Coding Tested (June 2026)
Claude Haiku 4.5, Fable 5 Mini, and Gemini 3.1 Flash on Terminal-Bench 2 agentic coding. Task completion rate, cost per resolved task, tool call accuracy, and the cheap tier routing decision for production agent fleets in 2026.