Anthropic
Claude models — best for reasoning, coding, and safety
2
Models
$3.00
Cheapest Input
1M
Max Context
Pricing
Input
$5.00 / 1M tokens
Output
$25.00 / 1M tokens
Context Window
1M tokens
Max Completion
64K tokens
Supported Features
✓ Reasoning✓ Tool Use✓ Streaming✓ Image Input✓ File Input✓ Caching✓ Extended Thinking
Supported Parameters
temperaturetop_ptop_kstoptoolsmax_tokensreasoningInput Modalities
textimagefile
Output Modalities
text
Release: 2026-01
Knowledge cutoff: 2025-05
API Usage
curl https://api.stackai.one/v1/chat/completions \
-H "Authorization: Bearer sk-your-key" \
-H "Content-Type: application/json" \
-d '{
"model": "anthropic/claude-opus-4.6",
"messages": [{"role": "user", "content": "Create a 4-core VM"}],
"temperature": 0.7,
"max_tokens": 4096
}'