Claude Opus 4.7 Analysis: Top Intelligence but High Cost and Verbosity

Claude Opus 4.7 Performance Analysis
Artificial Analysis has published detailed intelligence, performance, and pricing data for Claude Opus 4.7 (Adaptive Reasoning, Max Effort). This proprietary model from Anthropic was released in April 2026 and supports text and image input with text output.
Key Metrics and Rankings
- Intelligence: #1/133 models with a score of 57 on the Artificial Analysis Intelligence Index (average is 31)
- Speed: #71/133 models at 50 output tokens per second (average is 61)
- Input Price: #116/133 models at $5.00 USD per 1M tokens (average is $1.40)
- Output Price: #117/133 models at $25.00 USD per 1M tokens (average is $8.40)
- Verbosity: #96/133 models, generating 100M tokens during evaluation (average is 35M)
Technical Specifications
- Reasoning model (lightbulb icon indicates reasoning capability)
- 1 million token context window (~1500 A4 pages of size 12 Arial font)
- Knowledge cutoff: January 1, 2026
- Evaluation cost: $4406.45 to run on the Intelligence Index
Comparison Context
The model is compared against 133 models in its class. Proprietary models like Claude Opus 4.7 are compared across proprietary and open weights models of the same price range using a blended 3:1 input/output price ratio. The Artificial Analysis Intelligence Index v4.0 incorporates 10 evaluations: GDPval-AA, τ²-Bench Telecom, Terminal-Bench Hard, SciCode, AA-LCR, AA-Omniscience, IFBench, Humanity's Last Exam, GPQA Diamond, and CritPt.
The analysis concludes that Claude Opus 4.7 is among the leading models in intelligence but is particularly expensive compared to other models of similar price. It's also slower than average and very verbose in its output.
📖 Read the full source: HN AI Agents
👀 See Also

AI-generated frontends converge on emerald green design patterns
AI-generated frontend components have shifted from the earlier purple gradient era to a new uniformity centered on emerald green accents, buttons, and hover states. This convergence appears linked to AI skills and Tailwind component prompts that associate emerald with quality UI design.
Grok 4.5 vs Claude Code: Accepted Changes Per Dollar Is the Real Benchmark
A practical comparison of Grok 4.5 and Claude Code (Opus) on coding tasks: accepted changes per dollar, not benchmark headlines. Includes a third-party test on Rust tasks revealing Opus's edge in multi-file feature builds.
Bluesky Protocol Services: Jetstream v2 with Network Replay
Bluesky launches Protocol Services with Jetstream v2, adding Network Replay for historical data access, plus new SDKs and a lex-based TypeScript SDK.

Internet Archive Blocking Threatens Web History Preservation
Major publishers including The New York Times are blocking Internet Archive crawlers using technical measures beyond robots.txt, risking the loss of historical web records. The Archive's Wayback Machine contains over one trillion archived pages and Wikipedia links to 2.6 million preserved news articles across 249 languages.