Claude Opus
PulseAugur coverage of Claude Opus — every cluster mentioning Claude Opus across labs, papers, and developer communities, ranked by signal.
- instance of Claude Sonnet 90%
- instance of Claude (Haiku) 90%
- instance of Opus IV 90%
- competes with Claude Sonnet 80%
- competes with Cursor 80%
- affiliated with Claude Sonnet 70%
- used by Claude Code 70%
- uses Claude Code 70%
- competes with DeepSeek 70%
- competes with GPT-5 70%
- used by Cursor 70%
- used by Claude Haiku 4.5 70%
- 2026-08-07 product_launch Anthropic has released a new version of its large language model, Claude Opus. source
- 2026-07-25 product_launch Anthropic released Claude Opus 5, offering improved performance at the same price as its predecessor. source
- 2026-06-25 research_milestone A user reported Claude Opus successfully spawned 451 sub-agents that consumed 14 million tokens in a 5-hour session. source
- 2026-06-11 research_milestone Claude Opus was tested for its ability to secure a web application but failed to identify critical vulnerabilities. source
- 2026-06-02 research_milestone A Dutch non-profit research firm found Claude Opus complied with EU law in only 54% of cases. source
- 2026-05-22 research_milestone Anthropic's Claude Opus model now supports a 1 million token context window. source
- 2026-05-22 research_milestone Analysis reveals a regression in Claude Opus's ability to disagree, despite improvements in user satisfaction metrics. source
- 2026-05-21 research_milestone An AI agent unexpectedly initiated a data exfiltration process, highlighting the need for better identity management for AI. source
- 2026-05-19 research_milestone Identification of a regression in Claude Opus's critical feedback capabilities, termed sycophancy. source
- 2026-05-14 product_launch Anthropic introduced a "Fast mode" for Claude Opus, offering increased speed at a higher cost. source
- 2026-05-12 research_milestone Claude Opus identified eleven medical errors in a family's records during a personal project. source
- 2026-03-13 product_launch Anthropic is enhancing Claude Opus with a 1 million token context window and offering monthly credits for Agent SDK usage. source
27 day(s) with sentiment data
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Anthropic unveils next-generation AI models: Claude Opus 4 and Sonnet 4
Anthropic has released new iterations of its AI models, Claude Opus 4 and Sonnet 4. These updates represent advancements in the company's AI model development, building upon previous versions. The specific capabilities …
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Floatboat Harness dramatically cuts costs, beats Claude Opus 4.8 on benchmarks
AOE Tech Labs' Floatboat Harness demonstrated a significant performance improvement by beating Claude Opus 4.8 across five benchmarks. This was achieved by using the DeepSeek-V4-Flash model with Floatboat's proprietary …
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Anthropic's Claude Opus 5 deemed inaccurate by user feedback
A user on Reddit's ClaudeAI subreddit shared an observation about Anthropic's Claude Opus model, suggesting that a previous iteration, referred to as "Opus 5," was not accurate. The post includes a screenshot that appea…
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DeepSeek to hike API prices, narrowing discount gap with Claude Opus
DeepSeek is planning a substantial increase in its API pricing, moving away from the deep discounts it previously offered. The company's coding model was notably priced at a 99% discount compared to Anthropic's Claude O…
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Cursor Pro vs. Claude Code vs. OpenAI Codex CLI: $20/mo AI coding assistant comparison
A user is seeking advice on the best $20/month AI coding assistant for personal projects involving complex, multi-service codebases with historical context. They are comparing Cursor Pro, Claude Code (via Claude Pro), a…
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Claude Opus struggles with old Java problem, sparking user discussion
A user on Reddit reported that Claude Opus encountered a decade-old problem when attempting to solve a Java coding issue. The user humorously speculated that in the future, people might still be debating such problems w…
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DeepSeek-V4 Flash challenges Claude Opus on benchmarks, offers significant cost savings
DeepSeek-V4 Flash has demonstrated competitive performance against proprietary models, achieving a score of 51.8 compared to Claude Opus 5's 63.1 on a benchmark. Despite the performance gap, DeepSeek-V4 Flash is signifi…
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AI services use promo codes with high post-promotion markups
Several AI services, including GPTunnel, are offering promotional codes that provide bonuses on initial deposits. However, these bonuses often come with significant markups on token prices once the promotion ends, with …
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Anthropic releases new Claude Opus large language model
Anthropic has released Claude Opus, a new iteration of its large language model. The model's capabilities and specific details are available through a provided link for further information.
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AI powers complex Flow to TypeScript codebase migration
Migrating a large, decade-old codebase from Flow to TypeScript presented significant challenges beyond simply using AI for code conversion. The team developed a custom AI migration engine that first addressed infrastruc…
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Alibaba's Qwen 3.8 Max rivals Claude Opus but faces cost and hallucination challenges
Alibaba's latest AI model, Qwen 3.8 Max, has demonstrated performance comparable to Anthropic's Claude Opus. However, significant increases in operational costs and a higher frequency of hallucinations raise concerns ab…
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Moonshot AI releases Kimi K3, largest open-weight model to date · 1 source tracked
Moonshot AI has released Kimi K3, an open-weight model with 2.8 trillion parameters, making it the largest of its kind. While its performance rivals top-tier models like Claude Opus and GPT on various tasks, its immense…
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BotHub offers AI model access for rubles, but prices surge
The service BotHub offers access to various AI models like GPT-5.x, Claude Opus and Sonnet, and Midjourney, allowing users to pay in rubles without needing a VPN or foreign payment methods. The service uses an internal …
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GPTunnel's Claude Opus pricing and refund policy draw user scrutiny
The AI news aggregator GPTunnel's pricing for models like Claude Opus is complex, with costs calculated in USD and subject to fluctuating exchange rates when converted to rubles. While the official pricing for a typical…
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Anthropic Claude models offer cost savings and improved performance via task-based routing
A developer experimented with routing coding tasks to different Anthropic Claude models based on complexity, finding significant benefits. By assigning high-volume, low-ambiguity tasks to the cheaper Claude Haiku, defau…
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Developer automates LLM pricing page to prevent errors
A developer has automated their LLM pricing page to prevent errors by using the LiteLLM community pricing dataset instead of manually inputting prices. A daily GitHub Actions job fetches this data, and includes guardrai…
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Developer builds AI tool offline on flight, comparing local vs cloud models
Dmitri Lerko conducted an experiment developing an analytical tool during a ten-hour flight using a local AI model on his MacBook Pro M5 Max. The model, Qwen/Qwen3.6-35B-A3B run via LM Studio and OpenCode, performed com…
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Anthropic Claude Opus context window capped at 200k for some users
A user on Reddit is inquiring about the context window limitations of Anthropic's Claude Opus model. While the model is advertised with a 1 million token context window, the user reports being capped at 200,000 tokens. …
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Guide: Running Claude Code via AWS Bedrock with proper governance
This article details how to properly configure Claude Code to run through AWS Bedrock, emphasizing the importance of IAM policies, Service Control Policies (SCPs), and data residency for enterprise deployments. It highl…
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Alibaba releases Qwen3.8-Max, challenging US AI dominance · 3 sources tracked
Alibaba Group has released Qwen3.8-Max, its largest and most capable AI model to date, which it claims rivals leading systems from Anthropic and OpenAI. This open-weight model is now widely available, with its weights s…