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SelectedMeta logoLlama 4 Scout×OpenAI logoGPT-4.1×Anthropic logoClaude 4.8 Opus×xAI logoGrok 4×Clear all
 
Meta logoLlama 4 Scout

Meta

OpenAI logoGPT-4.1

OpenAI

Anthropic logoClaude 4.8 Opus

Anthropic

xAI logoGrok 4

xAI

VendorMetaOpenAIAnthropicxAI
FamilyLlamaGPTClaudeGrok
Release date2025-04-052025-04-142026-05-282025-07-09
Context window10,000,000 tokens1,000,000 tokens1,000,000 tokens256,000 tokens
Parameters109B
Modalitytext, visiontext, visiontext, visiontext
LicenseLlama 4 Community Licenseproprietaryproprietaryproprietary
Sourceopen weightsproprietaryproprietaryproprietary
DescriptionAnthropic's flagship hybrid-reasoning model — Opus 4.8 pushes coding and AI-agent workflows further (agentic coding 69.2% vs 64.3% on 4.7; multidisciplinary reasoning 57.9% vs 54.7%). 1M-token context, $5/$25 per MTok pricing held flat from Opus 4.7. Introduces Dynamic Workflows for Claude Code (research preview). GA on Anthropic API (`claude-opus-4-8`), AWS Bedrock, Google Vertex, Microsoft Foundry, and GitHub Copilot.
Links
Benchmarks
MMLU-Pro82.8%
GPQA-D87.5%
Aider72.5%
AIME-2586.1%
LiveCB65.3%

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