Claude 4 Opus
The heavyweight for multi-hour autonomous work.
AnthropicClaudeCtx 200k
Anthropic
Claude
Released 2025-05Claude 4 Opus
The heavyweight for multi-hour autonomous work.
Opus 4 is Claude's flagship for long-horizon autonomous tasks expensive but unmatched for research and multi-step agents.
Claude Published 2025-05#anthropic#llm#review
Context
200k
Input
$15/M
Output
$75/M
Released
2025-05
Modalities
Text
Image
Strengths
- Deepest reasoning
- Multi-hour agents
Best for
Research
Long autonomy
Claude 4 Opus FAQ
Sources & further reading
Cite this page
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APA
Build on Vibe Editorial (2026). Claude 4 Opus The heavyweight for multi-hour autonomous work.. Build on Vibe. Retrieved from https://buildonvibe.site/models/claude-4-opus
BibTeX
@misc{bov-models-claude-4-opus,
title = {Claude 4 Opus The heavyweight for multi-hour autonomous work.},
author = {Build on Vibe Editorial},
year = {2026},
url = {https://buildonvibe.site/models/claude-4-opus},
note = {Build on Vibe}
}