Claude Sonnet 4.5

Overview

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... Claude Sonnet 4.5 is served through the PARROTSIGHT unified API at Anthropic's list price, with the same authentication, metering and regional pinning (MY / SG / ID) as every native model. No separate provider account is required.

• 1M token context · multimodal input
• OpenAI-compatible endpoint — migrate with a two-line change
• Streaming (SSE) supported for all text outputs
• Billed at provider list price, metered per token

Capabilities

API

curl -X POST https://api.parrotsight.com/v1/vision/analyze \
  -H "Authorization: Bearer $PS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"anthropic/claude-sonnet-4.5","image":"data:image/jpeg;base64,<BASE64_ENCODED_FRAME>","tasks":["scene","objects","caption"]}'

Version history

1. v2025.9Latest2025-09-29

   Added to the PARROTSIGHT catalogue at Anthropic list pricing.