Expired60% confidenceEventExact time
Claude Opus 4.8 claimed completion after 8 minutes on its first attempt on the same Cal.com bug fix task but did not actually fix the bug, only succeeding after thinking intensity was set to high
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Kimi Code Advanced Tutorial: Video Understanding, Swarm Mode & ACP Protocol Practical Guide
bilibili技术爬爬虾6/23/2026
Related Claims
UnverifiedClaude Opus 4.8 scored 8 points in the real-world engineering project bug-fixing task, making it the highest-scoring model in that task.73% similarUnverifiedClaude Opus 4.8 completed identical tasks with 15% fewer steps and 35% fewer output tokens compared to its predecessor65% similarUnverifiedOpus 4.8 proactively asked several clarifying questions during the planning phase and completed the plan within a few minutes62% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/41425API
curl https://kongchang.com/api/v1/knowledge/claims/41425MCP
get_claim(id=41425)