Unverified50% confidenceBenchmarkExact time
Claude Opus 5.5 hit the 128,000-token maximum output limit and failed to return a result when generating a pelican SVG at the 'max' highest thinking intensity.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/23/2026
First Seen
Valid until: 12/22/2026
Sources
Related Entities
Related Claims
UnverifiedClaude Opus 4.8 achieved a score of 1890 in agentic performance benchmarks, 137 points higher than the previous generation and 121 points ahead of GPT 5.5.71% similarUnverifiedThe median output token count per problem-solving attempt for Opus 4.7 is 60,000, while GPT 5.5 requires only 16,000.70% similarUnverifiedOpus 5's pass rate at Low Effort is approximately 60%, surpassing Opus 4.8's 59% at the Max level, for which the per-task cost is as high as $13.69% 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.67% similarUnverifiedIn the pure SVG isometric projection miniature city drawing task, Claude Opus 4.8 scored 7/10, the highest score among the five models.66% similar
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