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common_agent_failure_modes [2026/03/25 15:36] – Create catalog of agent failure modes with real incidents, diagnostics, and fixes agentcommon_agent_failure_modes [2026/03/30 22:42] (current) – Restructure: footnotes as references agent
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 **Production statistics (2025-2026):** **Production statistics (2025-2026):**
-  * 88-95% of AI agent pilots never reach production (Gartner, Deloitte, MIT 2025)+  * 88-95% of AI agent pilots never reach production (Gartner, Deloitte, MIT 2025)(([[https://hypersense-software.com/blog/2026/01/12/why-88-percent-ai-agents-fail-production/|HyperSense Software: "Why 88% of AI Agents Fail in Production," 2026]]))
   * 42% of started AI initiatives are abandoned (S&P Global 2025)   * 42% of started AI initiatives are abandoned (S&P Global 2025)
   * 40% of multi-agent deployments fail within 6 months (TechAhead 2025)   * 40% of multi-agent deployments fail within 6 months (TechAhead 2025)
-  * Amazon's Kiro AI agent autonomously deleted a production AWS environment, causing a 13-hour outage (2026) +  * Amazon's Kiro AI agent autonomously deleted a production AWS environment, causing a 13-hour outage (2026)(([[https://particula.tech/blog/ai-agent-production-safety-kiro-incident|Particula Tech: "When AI Agents Delete Production: Lessons from Amazon's Kiro Incident," 2026]])
-  * Claude Code sub-agent consumed 27M tokens in an infinite loop over 4.6 hours (GitHub Issue #15909)+  * Claude Code sub-agent consumed 27M tokens in an infinite loop over 4.6 hours (GitHub Issue #15909)(([[https://github.com/anthropics/claude-code/issues/15909|GitHub anthropics/claude-code Issue #15909: "Sub-agent stuck in infinite loop, consumed 27M tokens," 2025]]))
  
 ===== Failure Mode Catalog ===== ===== Failure Mode Catalog =====
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 ==== 4. Infinite Loops ==== ==== 4. Infinite Loops ====
  
-**Real incident:** A Claude Code sub-agent ran ''npm install'' 300+ times over 4.6 hours, consuming 27M tokens at 128K context per iteration. A LangGraph agent processed 2,847 iterations at $400+ cost for a $5 task.+**Real incident:** A Claude Code sub-agent ran npm install 300+ times over 4.6 hours, consuming 27M tokens at 128K context per iteration. A LangGraph agent processed 2,847 iterations at $400+ cost for a $5 task(([[https://docs.bswen.com/blog/2026-03-11-prevent-ai-agent-infinite-loops/|BSWEN: "How Do You Stop AI Agents From Infinite Loops?" 2026]])).
  
 **Symptoms:** **Symptoms:**
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     - [ ] Rollback capability for destructive actions     - [ ] Rollback capability for destructive actions
     - [ ] Post-mortem template for agent incidents     - [ ] Post-mortem template for agent incidents
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-===== References ===== 
- 
-  * Particula Tech, "When AI Agents Delete Production: Lessons from Amazon's Kiro Incident," 2026 — [[https://particula.tech/blog/ai-agent-production-safety-kiro-incident]] 
-  * GitHub anthropics/claude-code Issue #15909, "Sub-agent stuck in infinite loop, consumed 27M tokens," 2025 — [[https://github.com/anthropics/claude-code/issues/15909]] 
-  * BSWEN, "How Do You Stop AI Agents From Infinite Loops?" 2026 — [[https://docs.bswen.com/blog/2026-03-11-prevent-ai-agent-infinite-loops/]] 
-  * Shah et al., "Characterizing Faults in Agentic AI: A Taxonomy," arXiv 2026 — [[https://arxiv.org/html/2603.06847v1]] 
-  * HyperSense Software, "Why 88% of AI Agents Fail in Production," 2026 — [[https://hypersense-software.com/blog/2026/01/12/why-88-percent-ai-agents-fail-production/]] 
-  * Writer, "Four AI Failure Modes," 2025 — [[https://writer.com/blog/four-ai-failure-modes/]] 
  
 ===== See Also ===== ===== See Also =====
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   * [[how_to_handle_rate_limits|How to Handle Rate Limits]]   * [[how_to_handle_rate_limits|How to Handle Rate Limits]]
  
 +===== References =====
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