Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work. It is particularly strong at end-to-end software tasks, code review and bug finding, visual analysis...
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...
Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents
GPT-6 Astra is OpenAI's flagship model for demanding end-to-end work. It is suited for advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon...
Stronger Opus tier for advanced software work and high-stakes reasoning
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
Claude workhorse for coding agents, careful analysis, and production cost control
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| Claude Opus 5anthropic/claude-opus-5 | 64.7 | 1M | $5 | $25 | 2026-07-24 | |||
| Anthropic: Claude Fable 5anthropic/claude-fable-5 | 64.5 | 1M | $10 | $50 | 2026-06-09 | |||
| Claude Opus 4.8anthropic/claude-opus-4-8 | 57.9 | 1M | $5 | $25 | 2026-05-28 | |||
| OpenAI: GPT-6 Astraopenai/gpt-6-astra | 57.2 | 1.05M | $10 | $50 | 2026-09-04 | |||
| Claude Opus 4.7anthropic/claude-opus-4-7 | 54.7 | 1M | $5 | $25 | 2026-04-16 | |||
| OpenAI: GPT-5.5openai/gpt-5.5 | 52.2 | 1.05M | $5 | $30 | 2026-04-23 | |||
| OpenAI: GPT-5.4openai/gpt-5.4 | 52.1 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| Claude Sonnet 4.6anthropic/claude-sonnet-4-6 | 46.8 | 1M | $3 | $15 | 2026-02-17 |