Claude Opus 4.5
anthropic/claude-opus-4.5- Anthropic
- Family · Claude Opus 4
- Released 24 Nov 2025
- File · Image · Text → Text
- Tools · JSON · Vision
Not on OSMEXO yet
Spec & list price
Context195K
Max output64K
Input / 1M$5.00
Output / 1M$25.005× input
Scores · standing
Intelligence29.1#70/489
Usage
Tokens / day1.2B▼ 3.4% 7d
Usage rank#190
Requests / day86.1K
Tool calls / req0.14
Per request · 30 days
Avg input10.0K0.7× median
Avg output4950.7× median
Cache hit37%0.5× median
Reasoning share17%0.3× median
Tool-call failures0.5%0.3× median
Consumption
Peak 3.1B 3 OctLow 786.1M 18 OctRank today #190
News & trends
21 mentions this week ▼ 25%Claude Opus 4 family · videos, posts, articles · 30 days
Trending · 14 days · Claude Opus 4 family
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- Karnal vs Claude Opus 4.7786 upvotes
- Claude Opus 4.8: инструкция по выживанию #ai #claude #технологии4.6K views
- I spent a couple of days benchmarking local Qwen models against Claude Opus 4.6 — here are the results100 upvotes
News · latest from Anthropic
- Claude Opus 5.5 Can Draw Permit-Level Architectural Drawingsstephenjgallagher.substack.com · 2 Nov
- GPT-6.1 Terra vs. Claude Opus 5.5: Cheaper and faster in three tests at maxthenewstack.io · 2 Nov
- Claude Opus 5.5 and Claude Sonnet 5.5 are now available in Google AntigravityGoogle Cloud · 20 Oct
- GLM-5.3 vs. Claude Fable 5 on DeepSWE: Cost, Coding, and RoutingTogether AI · 21 Aug
Benchmarks
bar = share of the top score · Benchmark data: Artificial AnalysisSpeed · median across 4 providers, latest day
Output speed#238/33448 tok/s1.4× slower than median
Fastest provider55 tok/sbest of 4 providers
First token#2371.63 s1.6× longer than median
#15 cheapest of 16 with a similar score
Value
Intelligence Index
Blended price per 1M tokens (log)
Family progress
Intelligence Index
- Family releases41.8
Technical details
- Tokenizer
- Claude
- Moderation
- moderated
Request parameters 12
- tools
- tool_choice
- response_format
- structured_outputs
- reasoning
- include_reasoning
- temperature
- top_k
- max_tokens
- max_completion_tokens
+2 more
- stop
- verbosity
When to use
Best for
- Coding agents that edit large codebases
- Hard math and science problems
- Agentic tool-calling workflows
- Document and image analysis
- Structured data extraction with strict schemas
Think twice for
- High-volume simple chat (cheaper options exist)
- Self-hosting (closed weights)
- Image generation
- Very long documents beyond its context window
Research papers
- From Relevant Memories to Sufficient Evidence: Rethinking Memory Utilization in LLM Agents15 Oct
- Artifact Distillation: Training-Free Transfer from Frontier to Small Language Models12 Oct
- AptMQL-Bench: From Text-to-SQL to Text-to-MQL via Access-Pattern Schema Design and Data-Preserving Migration2 Oct
- Do Your Own Research: Learning to Forecast by Learning to Search1 Oct
- The Persona Is Still There, but Who Is Speaking? Latent Identity Reversion in Persistent AI Agents1 Oct
- An Empirical Evaluation of Using Large Language Models for Automated Model-Based Test Generation27 Aug
- A Jagged Frontier: Evaluating Robustness of Code Agents to Semantics-Preserving Transformations18 Aug
- Not All LLM Reasoning is Visible in the Chain-of-Thought24 Jul
Social
Most watched and discussed · 90 days
- Free Claude Code + Claude Opus 5.5 for Free + claude opus 4.5 free unlimited TutorialApna MCA · 78 views · 26 Oct
Same family
Claude Opus 4- 41.8
- 40.7
- 31.9
Alternatives
other vendors · similar capability- 29.7
- 26.0
- 25.7
- 27.2
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