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Claude Sonnet 4.5 (batch)

ANTHROPIC Developer Architecture Profile

OpenRouter ↗HuggingFace ↗
Intelligence (ELO)1459Chatbot Arena Verified
Max Context1,000,000Tokens
API Cost / 1M$9.00Blended Prompt + Completion

Model Capabilities

  • Fictional
  • Reasoning
  • Agentic
  • Coding & Logic
Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...

Granular Pricing Matrix

Input Tokens (Prompt)$1.50 / 1M
Output Tokens (Completion)$7.50 / 1M

Pricing data via OpenRouter. Sync: 8/6/2026

Evaluate Competitors

VS Engine MatchupClaude Sonnet 4.5 (batch) vs Nex AGI: Nex-N2-ProVS Engine MatchupClaude Sonnet 4.5 (batch) vs Anthropic: Claude Sonnet 4.6 (batch)VS Engine MatchupClaude Sonnet 4.5 (batch) vs Meta: Muse Spark 1.2VS Engine MatchupClaude Sonnet 4.5 (batch) vs Thinking Machines: InklingVS Engine MatchupClaude Sonnet 4.5 (batch) vs Qwen: Qwen3.6 Max PreviewVS Engine MatchupClaude Sonnet 4.5 (batch) vs Amazon: Nova Pro 1.0