Windsurf (Cascade Agent) Best Alternatives in 2026: Full List

Looking for an alternative to Windsurf (Cascade Agent) in 2026? Despite the popularity and support for SWE-1.5, SWE-1, GPT-5, this tool might not be suitable for all developers. Often, users look for alternatives due to the limitations of 200k tokens, the lack of flexible , or concerns regarding Zero Data Retention (ZDR). In this list, we have gathered the best tools from the 'Autonomous AI Agents' category that can offer more features for your tasks.

Key Features of Windsurf (Cascade Agent)

Architecture: cloud
Supported LLMs: SWE-1.5, SWE-1, GPT-5
Context Window: 200k tokens
Privacy Mode: Zero Data Retention (ZDR)
Free Tier: 1