Expired50% confidenceFactExact time
Claude 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.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 9/30/2026(expired)
Sources
Claude Opus 4.8 Tops Code Benchmarks, But Exposes a Fatal Flaw in AI Training
bilibili智视界6/23/2026
Related Claims
UnverifiedIn the SABench benchmark, Claude Opus 4.7 scored approximately 33, while human senior engineers scored 80–90.76% similarUnverifiedClaude Opus 4.8 reached 85.9% on the GraphWalks 256K subset (up from 76.9% for 4.7) and 68.1% on the full 1-million-token version, nearly double Opus 4.7's score of 40.3%75% 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.75% similarUnverifiedOpus 4's pass rate on SWE-bench Verified exceeds 72%, significantly ahead of other competing models.74% similarUnverifiedClaude Opus 4.8 scored 1890 ELO on GDPVal AA, which is 137 points higher than Opus 4.7 and 121 points above GPT 5.574% similar
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