Expired75% confidenceFactTime unknown
Opus 4.7 showed a significant regression in long-context (500K–1M token) retrieval, far underperforming DeepSeek and GPT 5.5.
1
Sources
75%
Confidence
Medium-term (~90 days)
Relevance
5/31/2026
First Seen
Valid until: 8/29/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedThe median output token count per problem-solving attempt for Opus 4.7 is 60,000, while GPT 5.5 requires only 16,000.79% similarUnverifiedEarly GPT-4 had a pass rate of only 1.7% on SWE-bench, Claude 3 Opus approximately 4.8%, and it was not until mid-2024 that the 20% mark was surpassed.74% similarPartially VerifiedClaude Opus 4.8 scored 69.2% on the SWE-bench benchmark, compared to 58.6% for GPT 5.5 and 54.2% for Google Gemini.73% similarUnverifiedClaude Opus 4.7 is an improvement over previous versions, but the improvement is not significant enough.73% similarUnverifiedClaude Opus 5's capabilities are close to the level of the previous-generation flagship Opus, but with significantly reduced inference costs.73% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/2469API
curl https://kongchang.com/api/v1/knowledge/claims/2469MCP
get_claim(id=2469)